Mock Exam Flashcards

1
Q

Which of these lab tests may indicate bleeding or blood loss? (choose all correct)

Platelet count

Hemoglobin

Hematocrit

WBC count

A

Hemoglobin

Hematocrit

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2
Q

Acquiring an infectious agent through the hospital ventilation system is what kind of transmission?

Direct Contact

In-direct Contact

Droplet

Airborne

A

Airborne

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3
Q

What is the minimum amount of iodinated contrast that may induce an allergic reaction?

>1 ml

50

10 ml

1% of the patient’s total blood volume

A

>1 ml

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4
Q

Which of the following are clinical signs of anaphylaxis? (Choose all correct)

Vasoconstriction

Hypertension

Airway edema

Mucus secretions

A

Airway edema

Mucus secretions

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5
Q

Which of these procedures is also called clean technique? Medical Asepsis

Sterile Technique

A

Medical Asepsis

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6
Q

What is the iodinated contrast agents with these chemical properties.

Ionic, 300 mgl/mL, Osmolality = 1550

A

Hypaque

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7
Q

What is the iodinated contrast agents with these chemical properties.

Non-ionic, 320 mgI/mL, Osmolality=290

A

Visipaque

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8
Q

What is the iodinated contrast agents with these chemical properties.

Non-ionic, 350 mgI/mL, Osmolality=884

A

Omnipaque

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9
Q

Pneumonia requires what kind of isolation precaution? Standard Precaution

Contact Isolation

Droplet Isolation

Airborne Isolation

A

Droplet Isolation

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10
Q

Disrupting the body’s electrolyte balance is one risk associated with using which of the following contrast types for IV infusion? Ionic

Hypertonic

Non-ionic

High osmolar

A

Ionic

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11
Q

What type of isolation precaution is most relevant when infectious agents can be suspended in air for long periods of time over long distances?

Standard Precaution

Droplet Isolation

Contact Isolation

Airborne Isolation

A

Airborne Isolation

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12
Q

Which of the following represents a normal pulse rate for a healthy adult? (choose all correct)

50

75

65

105

A

75

65

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13
Q

Which of these medication would be valuable to a patient experiencing hypotension or bradycardia during a medication reaction? (Choose all correct)

Benedryl

Atropine

Epinephrine

Versed

A

Atropine

Epinephrine

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14
Q

Which of these procedures include hand washing, routine equipment cleaning, and proper personal hygiene?

Medical Asepsis

Sterile Technique

A

Medical Asepsis

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15
Q

Which of the following represents the amount red blood cells in whole blood? (choose all correct)

WBC count

Hemoglobin

Hematocrit

Platelet count

A

Hematocrit

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16
Q

Which of these lab tests may help to indicate if a patient has anemia? (choose all correct)

Hemoglobin

Hematocrit

PTT

Platelet count

A

Hemoglobin

Hematocrit

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17
Q

Which of these compensatory mechanisms are associated with CHF? (Choose all correct)

Decreased heart rate

Increased blood volume

Increased cardiac filling pressure

Decrease myocardial mass

A

Increased blood volume

Increased cardiac filling pressure

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18
Q

Definition of Duration of Action

A

The time during which the drug is in the body and elicits a therapeutic response

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19
Q

Definition of First Pass Effect

A

The metabolization of drugs by the liver prior to systemic circulation.

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20
Q

Definition of Onset of Action

A

The point at which a drug reaches its intended effect

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21
Q

Definition of Maximum Peak

A

This is when a drug reaches its highest potential and begins to subside

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22
Q

Which of the following indicate a mild contrast reaction? (Choose all correct)

Hives

Itching

Tachycardia

Hypotension

Feeling of warmth

A

Hives

Itching

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23
Q

What drug classification is Valium

A

Sedative

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24
Q

What drug classification is Tetracycline

A

Antibiotic

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25
Q

What drug classification is Coumadin

A

Anticoagulant

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26
Q

What drug classification is Aspirin

A

Analgesic

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27
Q

What drug classification is Morphine

A

Narcotic

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28
Q

What drug classification is Atenolol

A

beta blocker

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29
Q

Which of the following signs/symptoms are often associated with CVA? (Choose all correct)

Acute Dysphasia

Permanent brain infarction

Acute confusion

Unilateral weakness

A

All of the above

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30
Q

Defibrillation is used for which of the following conditions? Ventricular Tachycardia

TIA/CVA

Respiratory Arrest

Asystole

A

Ventricular Tachycardia

Asystole

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31
Q

Deoxygenated blood is emptied into which chamber of the heart?

Right Ventricle

Left Atrium

Left Ventricle

Right Atrium

A

Right Atrium

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32
Q

The thyroid cartilage, cricoid cartilage, and the epiglottis are all structures of the:

Trachea

Larynx

Oropharynx

Esophagus

A

Larynx

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33
Q

Which of the following marks the beginning of the distal stomach?

Fundus

Cardia

Pylorus

Antrum

A

Antrum

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34
Q

The appendix extends from what portion of the colon? Transverse colon

Descending colon

Ascending colon

Cecum

A

Cecum

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35
Q

Which of the following is the most superior aspect of the stomach?

Pylorus

Cardia

Antrum

Fundus

A

Fundus

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36
Q

The parotid glands are oriented posterior to what aspect of the mandible?

Body

Ramus

Mentum

None of the above

A

Ramus

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37
Q

Which of the following vessels circulate blood from the Circle of Willis into the brain?

Cerebral arteries

Communicating arteries

Internal carotids

Basilar artery

A

Cerebral arteries

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38
Q

The crus, covering the aorta, are an extension of what structure?

Diaphragm

Lungs

IVC

Peritoneum

A

Diaphragm

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39
Q

Most of the Stomach is located within which quadrant of the abdomen?

RLQ

LUQ

RUQ

LLQ

A

LUQ

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40
Q

Which aspect of the sternum is visualized on an axial image displaying the articulation of the clavicles with the sternum? Manubrium

Any of the above

Body

Xiphoid process

A

Manubrium

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41
Q

Which of the following describes the most anterior structure of the female pelvis?

Uterus

Bladder

Rectum

Prostate

A

Bladder

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42
Q

What term describes the last segment of the GI tract? Descending colon

Sigmoid colon

Anus

Rectum

A

Rectum

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43
Q

Which of the following structures marks the transition of the larynx into the trachea?

Epiglottis

Cricoid cartilage

Thyroid cartilage

Soft palate

A

Cricoid cartilage

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44
Q

The optic nerve and the ophthalmic artery pass through the optic canals in which cranial bone?

Ethmoid

Sphenoid

Occipital

Parietal

A

Sphenoid

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45
Q

Which of the following is used a as landmark dividing the abdominal and pelvic cavities?

Lateral masses

Sacral Foramina

Sacral promontory

Sacral hiatus

A

Sacral promontory

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46
Q

The SB receives arterial blood from what branch of the aorta? IMA

All of the above

Celiac Trunk

SMA

A

SMA

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47
Q

Which of the following organs helps to produce antibodies? Spleen

Kidneys

Pancreas

Liver

A

Spleen

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48
Q

T/F: The fluid-filled outer ring of the intervertebral discs is termed the nucleus pulpous.

A

False

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49
Q

Which of the following defines the anterior border of the pelvis? Iliac bones

Abdominal muscles

Sacral Prominens

Quadratus lumborum

A

Abdominal muscles

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50
Q

The foramen ovale provides passage for which of the following? Maxillary Nerve

Optic Nerve

Middle meningeal artery

Mandibular branch of the trigeminal nerve

A

Mandibular branch of the trigeminal nerve

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51
Q

Which of the following is least likely to be identified in the pelvis?

Duodenum

Jejunum

Cecum

Ileum

A

Duodenum

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52
Q

Which of the following is also known as the ala?

Sacral promontory

Sacral hiatus

Lateral masses

Sacral Foramina

A

Lateral masses

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53
Q

The middle and inner ear are formed by which portion of the temporal bones?

Tympanic

Mastoid

Squamous

Petrous

A

Petrous

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54
Q

The most anterior bone of the pelvic bone is the:

Ischium

Pubis

Ilium

A

Pubis

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55
Q

The confluence of the common iliac veins forms which of the following?

Internal iliac arteries

Common femoral arteries

Common iliac arteries

IVC

A

IVC

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56
Q

The perpendicular plate articulates with which bone to form the boney nasal septum?

Sphenoid

Vomer

Occipital

Ethmoid

A

Vomer

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57
Q

Which of the following is the chief venous pathway of the trunk and lower body?

IVC Azygos vein

Left brachiocephalic vein

Right brachiocephalic vein

A

IVC

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58
Q

T/F: All vertebrae of the cervical spine share the same characteristic features.

A

False

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59
Q

Which vertebral ligament covers the dorsal surface of the vertebral bodies of the spine?

Anterior longitudinal ligament

Posterior longitudinal ligament

Ligamentum flavum

Interspinous ligament

A

Posterior longitudinal ligament

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60
Q

The spine is nearest what surface of the body?

Anterior

Dorsal

Ventral

Rostral

A

Dorsal

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61
Q

Which of the following is the most posterior structure in the male pelvis?

Uterus

Rectum

Prostate

Iliac

muscles

A

Rectum

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62
Q

The lobes of the cerebellum are connected medially by which of the following structures?

Insula

Midbrain

Corpus Callosum

Vermis

A

Vermis

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63
Q

Which of the following is accessed and injected with contrast for a myelogram?

None of the above

Central canal

Subarachnoid

space Subdural space

A

Subarachnoid space

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64
Q

Which of the following may be found below and behind the urinary bladder?

Rectum

Prostate

Iliac muscles

Uterus

A

Prostate

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65
Q

Which of the following correctly describes the appearance of gastric cancer in sectional imaging? (Choose all correct)

focal wall thickening with mucosal irregularity

wall thickening with loss of normal rugal folding pattern

focal mass/polyp with or without ulceration

gas-filled ulceration

A

All of the above

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66
Q

Which of the following describes the appearance of uterine fibroids in sectional imaging? (Choose all correct)

Solid

Calcified

Cystic

Variable size

A

Solid

Calcified

Variable size

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67
Q

Which of the following are common causes of renal stones? (Choose all correct)

recurrent yeast infections

low fluid intake

metabolic abnormalities

dehydration

A

low fluid intake metabolic abnormalities dehydration

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68
Q

Pulmonary Fibrosis is a severe form of which of these conditions?

Tuberculosis

COPD

Bronchogenic Carcinoma

Interstitial Lung Disease

A

Interstitial Lung Disease

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69
Q

Pancreatic cancers primarily affect what aspect of the pancreas?

Uncinate process

Body

Tail

Head

A

Head

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70
Q

Which of these conditions is imaged as progressive scarring of the lung tissue?

Pneumothorax

Interstitial Lung Disease

Hemothorax

COPD

A

Interstitial Lung Disease

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71
Q

T/F: Imaging studies alone always allow for differentiation between benign and malignant neoplasms.

A

False

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72
Q

Which of these injuries can sometime be associated with more serious injuries to the ethmoid and sphenoid sinuses?

Blow-out fractures

Zygomaticomaxillary complex fractures

Nasal fractures

LeFort fractures

A

Nasal fractures

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73
Q

Which of these lesions grows from the Schwann cell’s of the 8th cranial nerve?

Pituitary adenoma

Medulloblastoma

Astrocytoma

Meningiomas

Acoustic Neuromas

A

Acoustic Neuromas

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74
Q

What is the most common primary brain tumor?

Astrocytoma

Medulloblastoma

Meningiomas

Acoustic Neuroma

Pituitary adenoma

A

Astrocytoma

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75
Q

Which of these fractures may result in injury to the maxillary sinus? (choose all correct)

Blow-out fractures

Mandibular fracture

Nasal fractures

Zygomaticomaxillary complex fractures

A

Blow-out fractures

Zygomaticomaxillary complex fractures

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76
Q

Which of the following statements are true concerning imaging of the spleen? (Choose all correct)

Malignant splenic lesions may appear as single or multi-focal

Patchy contrast enhancement during arterial imaging indicates splenic infarct or laceration

During the venous phase of contrast enhancement the spleen should appear homogenous

A

Malignant splenic lesions may appear as single or multi-focal

During the venous phase of contrast enhancement the spleen should appear homogenous

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77
Q

Which of the following is a kind of organ infarct? (Choose all correct)

MI

TIA/CVA

Malignancy

Ascites

A

MI

TIA/CVA

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78
Q

Which of the following statements are true concerning imaging of Crohn’s disease? (Choose all correct)

May affect the mesentery

Imaged primarily as large bowel thickening

Shows chronic inflammation without remission

May be associate with abscess

A

May affect the mesentery

May be associate with abscess

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79
Q

Which of these conditions is a result of infection in the brain? (Choose all correct)

Meningitis

Encephalitis

Brain abscess

ICB

A

Meningitis

Encephalitis

Brain abscess

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80
Q

Which of these fractures is comparable to a green stick fracture in long bones?

Ping-pong fracture

Diastatic fracture

Basilar skull fracture

Depressed skull fracture

A

Ping-pong fracture

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81
Q

Which of these conditions are most likely to be associated with changes in cardiac function? (choose all correct)

MI

Pericardial effusion

Myxoma

CHF

A

MI

Pericardial effusion

CHF

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82
Q

T/F: Hemangiomas appear only in the liver.

A

False

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83
Q

Which of these are common causes of liver cirrhosis? (Choose all correct)

Alcoholism

Pancreatitis

Hepatitis

Renal failure

A

Alcoholism

Hepatitis

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84
Q

Which of these conditions is most likely to metastasize?

Uterine leiomyoma

Wilm’s tumor

BPH

Urolithiasis

A

Wilm’s tumor

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85
Q

Which of the following are imaging indications of organ laceration? (Choose all correct)

Contrast extravasation in or around the organ

Hematoma in the area of the organ

Limited or absence of contrast perfusion through the organ

Atypical contrast perfusion through the organ

A

All of the above

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86
Q

Which of the following describes the early-stage appearance of endometrial cancer?

necrosis

loculations

hemorrhage

wall thickening

A

wall thickening

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87
Q

Which of these terms specifically describes a cancerous tumor? Neoplasm

Benign

Abscess

Malignant

A

Malignant

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88
Q

T/F: Careful timing of post contrast pituitary scans is important because eventually the pituitary gland enhances itself, as well as a microadenoma, if present.

A

True

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89
Q

T/F: Contrast is routinely used in the cervical spine for patients with a diagnosis of MS.

A

True

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90
Q

T/F: Toe movement will not affect MR foot image quality.

A

False

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91
Q

T/F: Spinal schwannomas arise from nerves within the spinal canal.

A

True

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92
Q

T/F: MR knee arthrography can be useful to identify recurrent tears in the knee following meniscectomy.

A

True

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93
Q

Which of the following describes a typical injury pattern observed after a posterior glenohumeral dislocation?

Hill-Sachs lesion

Adhesive capulitis

Paralabral joint cyst

Trough lesion

A

Trough lesion

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94
Q

T/F: There are five ventricles in the brain.

A

False

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95
Q

CNR between pathology and other structures can best be demonstrated by which of the following?

Suppression of normal tissues via sequences that null signal from certain tissues (i.e. FLAIR, STIR)

Non-contrast studies

Lower field strength magnets

Utilizing T1 sequences

A

Suppression of normal tissues via sequences that null signal from certain tissues (i.e. FLAIR, STIR)

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96
Q

Which of the following is considered the most common cause of PAD?

Shiny skin on legs

No pulse or weak pulse in the legs or feet

Leg numbness or weakness

Atherosclerosis

A

Atherosclerosis

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97
Q

T/F: Chemical shift artifact occurs when anatomy that lies within the boundaries of the receiver coil exists outside the FOV.

A

False

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98
Q

Spatial resolution may be increased by selecting which of the following?

Thin Slices

Coarse matrices

Thick slices

A large FOV

A

Thin Slices

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99
Q

T/F: False aneurysms are usually the result of knee trauma, surgery/intervention or infection.

A

True

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100
Q

T/F: Closed and open mouth views are performed for TMJs.

A

True

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101
Q

T/F: The choice of coil for any examination is one of the most important factors that determines the resultant SNR of the image.

A

True

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102
Q

T/F: Scar tissue enhances immediately after the injection, but disc material does not.

A

True

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103
Q

To minimize aliasing in axial slices of the thoracic spine, one would use:

Breath holds

Saturation pulses

Chemical presaturation

Oversampling

A

Oversampling

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104
Q

T/F: If a patient has had a hysterectomy, axials and coronals would be straight and not angled with any anatomy.

A

True

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105
Q

T/F: Inversion recovery sequences begin with a 180 degree pulse.

A

True

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106
Q

Which of the following is thought to be due to chronic entrapment of the nerve by the intermetatarsal ligament?

PVNS

Morton’s Neuroma

Synovial sarcoma

Calcaneal fatigue fracture

A

Morton’s Neuroma

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107
Q

Axial slices through the head/brain are prescribed from:

Right to Left

Superior to Inferior

Left to Right

Inferior to Superior

A

Inferior to Superior

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108
Q

Which of the following sequences is known for its sensitivity to magnetic susceptibility?

Perfusion

FLAIR

GRE

SE

A

GRE

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109
Q

Axial slices through the thoracic spine are angled parallel to: spinous processes

spinal cord

disc spaces

Z joints

A

disc spaces

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110
Q

To minimize magnetic susceptibility artifact from a hip prosthesis, a technologist should:

Use GRE sequences

Increase the SNR

Use as small a FOV as possible

Use SE or FSE sequences with a broad receive bandwidth

A

Use SE or FSE sequences with a broad receive bandwidth

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111
Q

A hamartoma is best described as:

a ganglion that often appears as a bump on the hand or wrist.

a benign tumor composed of mature hyaline cartilage.

a bone cyst.

a benign tumor-like malformation made up of an abnormal mixture of cells and tissues found in the body.

A

a benign tumor-like malformation made up of an abnormal mixture of cells and tissues found in the body.

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112
Q

Which of the following is the most common mass in the popliteal fossa?

Popliteal aneurysm

Ganglion cyst

Synovial sarcoma

Baker cyst

A

Baker cyst

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113
Q

Which of the following best describes the appearance of acute stroke on an axial DWI?

Bright

Dark

A

Bright

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114
Q

Scan time can be decreased by using which of the following?

A long TR

The most NEX allowable

A short TR

A fine matrix

A

A short TR

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115
Q

T/F: All halos are MRI safe.

A

False

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116
Q

Positioning for a female pelvis MR exam would include centering the horizontal alignment light to pass:

through a point midway between the symphysis pubis and the iliac crest

through the level of the umbilicus

through the symphysis pubis

through the iliac crest

A

through a point midway between the symphysis pubis and the iliac crest

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117
Q

T/F: Intra-voxel dephasing occurs as a result of the phase difference between stationary and flowing nuclei in the same voxel causing dephasing and signal loss.

A

True

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118
Q

On T1 weighted images of the spine, the CSF appears:

Isointense to the spinal cord

Hypointense to the spinal cord

Hyperintense to the spinal cord

None of the above

A

Hypointense to the spinal cord

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119
Q

T/F: Positioning the feet close together and at the same level is the best method to reduce wrap for ankle imaging.

A

False

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120
Q

T/F: Patients are positioned supine head first for run-off exams.

A

False

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121
Q

T/F: If a technologist increases the matrix on a sequence (assuming the FOV remains the same), the spatial resolution will increase, but the SNR will decrease.

A

True

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122
Q

The optimal plane to use when evaluating patients for cruciate ligament tears of the knee is the:

Sagital

Axial and coronal

Coronal

Axial

A

Sagital

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123
Q

The imaging sequences best used to visualize bruises or contusions within the bone are:

Spin echo

Gradient echo

Fast spin echo

Short Tau Inversion Recovery (STIR)

A

Short Tau Inversion Recovery (STIR)

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124
Q

T/F: A bursa is a fat filled sac that allows smooth motion between two uneven surfaces.

A

False

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125
Q

T/F: The emotional well being of a patient is just as important as their physical condition.

A

True

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126
Q

T/F: Increasing the TR results in increased SNR and increased scan time.

A

True

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127
Q

Which of the following sequences fills all of K space in one repetition by using very long echo trains?

EPI

STIR

SE

GRE

A

EPI

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128
Q

T/F: The most common site of aneurysms in the thoracic aorta is the ascending aorta.

A

True

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129
Q

T/F: FOV boundaries for sagital thoracic spine images include from T2 to L1.

A

False

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130
Q

A patient presents with pain in the neck and shoulder, numbness and tingling in the fingers, and a weak grip. Which of the following is most likely the cause?

Thoracic outlet syndrome

Schwannoma

Herniated thoracic disc

Whiplash

A

Thoracic outlet syndrome

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131
Q

Which of the following separates the right atrium and right ventricle?

Semilunar valve

Septum

Mitral valve

Tricuspid valve

A

Tricuspid valve

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132
Q

T/F: The optimal imaging window for evaluation of breast cancer is immediately following the start of the menstrual cycle.

A

False

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133
Q

T/F: A Chiari Malformation can be see on a cervical spine image.

A

True

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134
Q

T/F: Ideal ankle positioning includes dorisflexion of the foot.

A

True

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135
Q

T/F: The main source of artifact in the brain is from flow motion of the popliteal artery.

A

False

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136
Q

T/F: There are four ventricles in the brain.

A

True

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137
Q

Generally, 3D TOF-MRA acquisitions are optimal for high resolution, for the evaluation of:

Velocity-induced phase shifts

Slower flowing arterial vasculature and vessels with a large area of coverage (carotids and/or femoral arteries)

Phase and magnitude images

Smaller vessels with high velocity blood flow (intracranial vessels associated with the Circle of Willis, COW)

A

Smaller vessels with high velocity blood flow (intracranial vessels associated with the Circle of Willis, COW)

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138
Q

After gadolinium administration, it is recommended that which images are acquired?

Multiple T2 weighted images

Multiple T1 weighted images

One T1 weighted image

One T2 weighted image

A

Multiple T1 weighted images

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139
Q

T/F: Intrinsic parameters are those that cannot be changed because they are inherent to the body’s tissues.

A

True

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140
Q

In which of the following sequences is all the transverse magnetization rewound at the end of each TR period?

Coherent gradient echo

Incoherent gradient echo

EPI

A

Coherent gradient echo

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141
Q

T/F: The purpose of magnetic field shimming is to reduce the size of the fringe field.

A

False

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142
Q

What signal intensity is an area of abnormality likely to have on an ADC map?

Hypointense

Hyperintense

Isointense

A

Hypointense

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143
Q

Determine which of the following parameters would result in the most entry slice phenomenon (i.e. entry slice phenomenon would increase compared to the other options).

Slice 10 out of 20, 3000 TR, 1.2 mm slice thickness

Slice 10 out of 20, 400 TR, .7 mm slice thickness

Slice 1 of 20, 3000 TR, .7 mm slice thickness

Slice 1 out of 20, 400 TR, 1.2 mm slice thickness

A

Slice 1 of 20, 3000 TR, .7 mm slice thickness

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144
Q

What is T2 decay? (Select all that apply)

Spin-spin relaxation that results in decay or loss of coherent transverse magnetization.

Caused by the nuclei giving up their energy to the surrounding environment.

Spin lattice relaxation

The time it takes 63% of longitudianl magnetization to recover in the tissue.

A

Spin-spin relaxation that results in decay or loss of coherent transverse magnetization.

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145
Q

Which gradient performs slice selection for sagital slices?

Any combination of gradients

Z gradient

Y gradient

X gradient

A

X gradient

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146
Q

Gadolinium element is ________ and gadolinium chelate contrast media is ________.

Ferromagnetic/paramagnetic

Paramagnetic/paramagnetic

Ferromagnetic/ferromagnetic

Paramagnetic/ferromagnetic

A

Ferromagnetic/paramagnetic

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147
Q

What kind of information is contributed by data collected in the central lines of K space?

Contrast

Resolution

Signal

* weighting

A

Contrast

Signal

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148
Q

What is Vortex Flow?

A

Flow that is initially laminar, but then passes through a structure or stenosis in the vessel. Flow in the center of the Lumen has high velocity, but near the walls the flow spirals.

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149
Q

What is Laminar Flow?

A

Flow that occurs at different but consistent verlocities across a vessel. The flow at the center of the lumen of the vessel is faster than at the vessel wall where resistance slows down the flow. Velocity difference across the vessel is constant.

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150
Q

What is Spiral Flow?

A

The direction of the flow is spiral.

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151
Q

What is Turbulent Flow?

A

Flow at differnet velocities that fluctuates randomly. The velocity difference across the vessel changes erratically.

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152
Q

Once a ferromagnetic material is exposed to an externally applied magnetic field, it becomes magnetized (a permanent magnet). Permanent magnets are said to be:

Bipolar

Tripolar

Polar

Dipoles

A

Bipolar

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153
Q

T/F: Flow affects image quality.

A

True

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154
Q

Ohm’s law states:

B = H (1+x)

1 T = 10 kG

V = I (R)

B = k (l)

A

V = I (R)

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155
Q

Stationary nuclei always receive both excitation and rephasing pulses, but flowing nuclei present in the slice for the excitation may have exited the slice before rephasing. This is called ______________.

Entry Slice Phenomenon

Intra-Voxel Dephasing

Time of Flight Phenomenon

Turbulent Flow Effects

A

Time of Flight Phenomenon

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156
Q

What are the advantages of propeller K Space filling?

Rapid imaging, increased SNR and CNR, reduced motion artifact.

Better detail

Bright signal

Low SNR but high resolution

A

Rapid imaging, increased SNR and CNR, reduced motion artifact.

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157
Q

What is another name for a truncation artifact in a sagital cervical spine?

Faraday

Truncation

Gibbs

Gyromagnetic Artifact

A

Gibbs

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158
Q

What does the slope of the frequency encoding gradient determine?

The size of the anatomy covered along the frequency encoding axis

The 180 degree rephasing pulse

The size of the phase matrix

The FOV

A

The size of the anatomy covered along the frequency encoding axis

The FOV

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159
Q

What term is used to describe the net displacement of diffusion spins across a tissue?

fMRI

SWI

MRS

ADC

A

ADC

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160
Q

Which part of K space do shallow phase gradients fill?

Outer lines of K space, both positive and negative

Central lines of K space, both positive and negative

Central lines of K space, positive only

Outer lines of K space, positive only

A

Central lines of K space, both positive and negative

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161
Q

When is the slice select gradient switched on during a spin echo pulse sequence?

During the excitation pulse only

It is always on during the scan

During the 90 and 180 degree pulses

During the rephasing pulse only

A

During the 90 and 180 degree pulses

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162
Q

Which of the following are methods of reducing phase ghosting? (Choose all that apply)

Decrease the TE

Use “no phase wrap” softwareUse pre-saturation pulses

Swap phase and frequency

Carefully explain the procedure to the patient

Using respiratory compensation techniques

A

Use pre-saturation pulses

Swap phase and frequency

Carefully explain the procedure to the patient

Using respiratory compensation techniques

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163
Q

Which sequence would be used to best visualize metastatic lesions in the bone?

Fat saturation techniques with contrast

Non-contrast imaging

FLAIR with contrast

T2 weighted sequences

A

Fat saturation techniques with contrast

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164
Q

In spin echo sequences using a pre-saturation pulse, what would persistent bright signal within the vessel indicate?

Slow Flowing Blood

Blood Clot

Vascular Occlusion

Fast Flowing Blood

A

Slow Flowing Blood

Blood Clot

Vascular Occlusion

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165
Q

Which of the following best describe spin-lattice relaxation? (Choose all that apply)

T1 Recovery

T2 Decay

Nuclei give up energy to the surrounding environment, resulting in longitudinal recovery.

Time it takes 88% of the longitudinal magnetization to recover in tissue.

A

T1 Recovery

Nuclei give up energy to the surrounding environment, resulting in longitudinal recovery.

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166
Q

Which Fast Inversion Recovery sequence(s) do we often use?

SSFP

FLAIR

STIR

Incoherent Gradient Echo

A

FLAIR

STIR

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167
Q

Which of the following does NOT reduce flow motion artifact?

GMN

ECG gating

SAT

Subtraction

A

Subtraction

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168
Q

Fourier transform (FT) is a mathematical process that is used to convert MR signal from a FID into a spectrum. FT occurs in the:

RF coil

Image processor

Array processor

Gradient amplifier

A

Array processor

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169
Q

T/F: The gyromagnetic ratio expresses the relationship between the angular momentum and the magnetic moment of each MR active nucleus.

A

True

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170
Q

In which direction does phase ghosting occur? (Choose all applicable)

Frequency Axis

Phase Axis

Slice Select Axis

Anterior to Posterior

A

Phase Axis

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171
Q

Which gradient locates signal along the LONG axis of the anatomy?

Slice select gradient

Isocenter gradient

Phase encoding gradient

Frequency encoding gradient

A

Frequency encoding gradient

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172
Q

What is the waiting period before each R wave called?

Available Imaging Time

Trigger Delay

R to R Interval

Trigger Window

A

Trigger Window

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173
Q

What MUST be done prior to anyone entering the scan room? (Select the BEST answer)

Pat the patient down for metal objects.

A screening sheet must be filled out and in the patient’s chart.

The patient must be scanned with the metal detector.

The completed screening sheet must be signed by a level II staff member and the patient must be scanned with the metal detector, prior to admittance to the MRI scan room.

A

The completed screening sheet must be signed by a level II staff member and the patient must be scanned with the metal detector, prior to admittance to the MRI scan room.

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174
Q

Which of the following best describes a T1 weighted image?

Bright fat

Bright water

Dark Fat

Dark Water

A

Bright fat

Dark Water

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175
Q

Select the three components of the magnetic field from those listed below.

Precessional Frequency Field

Faraday’s Field

Radiofrequency Fields

Time Varying Magnetic Fields

Static Magnetic Field

A

Radiofrequency Fields

Time Varying Magnetic Fields

Static Magnetic Field

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176
Q

Which of the following best describes Moire artifact?

Anatomy from outside the FOV are wrapped into the image.

Different chemical environments of fat and water produce a dark edge at the interface between fat and water.

Black and white banding artifact on the edge of the FOV

Fat and water are out of phase and their signals cancel each other out.

A

Black and white banding artifact on the edge of the FOV

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177
Q

The homogeneity of a magnetic field is expressed in units of:

G (gauss)

ppm (parts per million)

T (Tesla)

MHz (megaHertz)

A

ppm (parts per million)

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178
Q

What happens to the alignment of hydrogen protons when placed in an external magnetic field? (Check all that apply)

The magnetic moments of the nuclei align with or against the main magnetic field.

Nothing until an RF pulse is applied.

More nuclei oppose the main magnetic field than line up with the main magnetic field.

Slightly more nuclei line up with the main magnetic field than against it.

A

The magnetic moments of the nuclei align with or against the main magnetic field.

Slightly more nuclei line up with the main magnetic field than against it.

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179
Q

What is the approximate T1 relaxation time of CSF at 1T?

150 ms

500 ms

2000 ms

3000 ms

A

2000 ms

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180
Q

The magnetic field strength in superconducting magnets is maintained with cryogens at a temperature of:

450°C

70°F (+/- 2°F)

4 K

269°F

A

4 K

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181
Q

The vascular signal, produced on PC-MRA, relies on:

MOTA

Velocity-induced phase shifts

Flow related enhancement

PC

A

Velocity-induced phase shifts

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182
Q

Select all of the following that were discussed as possible MR contrast agents in the text.

Gadolinium

Blueberry juice

Mango juice

Dilute barium solutions

A

All of the above

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183
Q

In which direction does aliasing occur? (Choose all that apply)

Phase Axis

Frequency Axis

Slice Select Axis

Anterior to Posterior

A

Phase Axis

Frequency Axis

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184
Q

What type of echoes are sampled during SS-FSE?

Spin echoes

Gradient echoes

Incoherent Gradient echoes

A

Spin echoes

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185
Q

When using MRA to evaluate extracranial vascular flow, such as that within common carotid arteries, a recommended technique is:

3D phase contrast MRA

2D time of flight MRA

3D time of flight MRA

All of the above

A

2D time of flight MRA

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186
Q

What is Double IR prep used to accomplish?

Flips the NMV back to zero

Imaging large patients

Used to null blood for cardiac imaging

FSE sequences

A

Used to null blood for cardiac imaging

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187
Q

Which of the following are methods of reducing phase ghosting? (Choose all that apply)

Use pre-saturation pulses

Using respiratory compensation techniques

Decrease the TE

Swap phase and frequency

Use “no phase wrap” software

Carefully explain the procedure to the patient

A

Use pre-saturation pulses

Using respiratory compensation techniques

Swap phase and frequency

Swap phase and frequency

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188
Q

T/F: For resonance of hydrogen to occur, RF at EXACTLY the Larmor frequency of hydrogen must be applied.

A

True

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189
Q

What is the approximate T1 relaxation time of fat at 1T?

2000 ms

3000 ms

200 ms

500 ms

A

200 ms

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190
Q

Label the anatomy in the following image.

A

B

C

D

Not Labeled

A

Mandibular condyle

Occipital Bone

Maxillary Sinus

EAM

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191
Q

Label the anatomy in the following image.

A

B

C

D

E

Not Labeled

A

Lamina

Intervertebral Disc

Psoas Muscle

Intervertebral Foramina

Erector Spinae Muscle

Transverse Foramina

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192
Q

Label the anatomy in the image below.

A

B

C

D

Not Labeled

A

Hamate

Triquetrum

Capitate

Ulna

Radius

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193
Q

Label the anatomy in the following image.

A

B

C

D

E

Not Labeled

A

Superior Sagital Sinus

Tentorium

Parietal Lobe

Lateral Ventricle

Cerebellum

3rd Ventricle

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194
Q

Label the anatomy in the image below.

A

B

C

D

E

Not Labeled

A

Trochlea

Radial Shaft

Humeral Shaft

Olecranon Processes

Corocoid Process

Ulnar Shaft

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195
Q

Identify the anatomy in the following image.

A

B

C

D

Not Labeled

A

Large Bowel

Common Iliac Artery

Small Bowel

Ilium

Appendix

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196
Q

What pathology is visible in this image?

Ovarian tumor

Ovarian cyst

Uterine fibroid

Prostate cancer

Uterine cancer

A

Uterine cancer

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197
Q

What pathology is seen in this image?

Spinal Metastasis

Spinal Meningioma

Spinal Ependymoma

Tethered cord

A

Spinal Meningioma

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198
Q

What pathology is seen in this image?

CAD

Pericardial Effusion

CHF

Myxoma

A

CHF

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199
Q

Which of these pathologies is visualized in the image below?

Medulloblastom

Arachnoid Cyst

SDH

AVM

MS

A

AVM

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200
Q

What pathology is visible in the image below?

Arachnoid Cyst

Hydrocephalus

MS

Medulloblastoma

AVM

A

MS

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201
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Pneumothorax

Hemothorax

Tuberculosis

Interstitial Lung Disease

A

Pneumothorax

Hemothorax

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202
Q

What pathology is visible in this image?

Horseshoe kidney

Renal Stone

RCC

Wilm’s tumor

PKD

A

PKD

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203
Q

What pathology is visible in the following image?

Spinal Stenosis

Ankylosing Spondylitis

Subluxation

Compression Fracture

A

Ankylosing Spondylitis

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204
Q

What pathology is seen in this image?

Spinal Metastasis

Spinal Meningioma

Tethered cord

Spinal Ependymoma

A

Spinal Metastasis

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205
Q

What pathology is visible in this image?

Liver cancer

Hemangiomas

Cirrhosis

Liver laceration

A

Liver cancer

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206
Q

What pathology is visible in this image?

Crohn’s disease

Colitis

Appendicitis

SBO

Colon cancer

A

Colitis

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207
Q

What pathology is visible in this image?

Renal Stone

TCC

RCC

BPH

Prostate cancer

A

TCC

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208
Q

What pathology is seen in this image?

Spinal Meningioma

Tethered cord

Bulging disc

Spinal Ependymoma

A

Bulging disc

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209
Q

What pathology is seen in this image?

Pericardial Effusion

PE

CAD

Myxoma

A

Myxoma

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210
Q

What pathology is visible in this image?

Adrenal mass

Renal Stone

Kidney laceration

Wilm’s tumor

RCC

A

Kidney laceration

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211
Q

Which of these pathologies is visualized in the image below?

Medulloblastoma

EDH

ICB

Ischemic stroke

SDH

A

SDH

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212
Q

What pathology is seen in this image?

Compression Fracture

Tethered Cord

Ankylosing Spondylitis

Spondylolisthesis

A

Spondylolisthesis

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213
Q

Which of the following is a normal diastolic blood pressure?

115

89

75

125

A

75

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214
Q

Which of the following describes a severe reaction to iodinated contrast?

Hives

Hypotension

Itching

Diaphoresis

A

Hypotension

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215
Q

Which of the following terms are synonymous? (Choose all correct)

Cerebral Infarct

Ischemic Stroke

Transient Ischemic Attack

Cerebrovascular Accident

A

Cerebral Infarct

Ischemic Stroke

Cerebrovascular Accident

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216
Q

Which of the following lab values directly relate to renal performance? (choose all correct)

Creatinine

GFR

Hematocrit

PTT

A

Creatinine

GFR

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217
Q

Which of these medications would be especially valuable if a patient is having a respiratory reaction to ICM? (Choose all correct)

Oxygen

Epinephrine

Albuterol

Atropine

A

Oxygen

Epinephrine

Albuterol

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218
Q

Which of these cardiac conditions can cause inadequate ventricular filling in the presence of a healthy myocardium?

Myocardial Infarction

Cardiogenic Shock

Cardiac Tamponade

Congestive Heart Failure

A

Cardiac Tamponade

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219
Q

Define Vasoconstrictors?

A

A drug causing contraction and narrowing of blood vessels.

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220
Q

Define Antiarrythmics

A

These drugs function to reduce or prevent arrhythmias

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221
Q

Define Thrombolytics

A

A clot dissolbing drug specifically used to treat patients with acute symptoms of MI or stroke

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222
Q

Define Vasodilators

A

A drug causing relaxation and opening of blood vessels

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223
Q

Which of the following can cause respiratory arrest? (Choose all correct)

Decreased respiratory drive

Respiratory muscle weakness

Airway obstruction

Trauma

A

Decreased respiratory drive

Respiratory muscle weakness

Airway obstruction

Trauma

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224
Q

Tuberculosis requires what kind of isolation precaution?

Droplet Isolation

Airborne Isolation

Contact Isolation

Standard Precaution

A

Airborne Isolation

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225
Q

Define Pharmacology

A

The study of drug reactions with living organisms

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226
Q

Define Pharmacokinetics

A

Relates to the drugs process of absorption, distribution, metabolism and excretion by the body (what the body does to the drug)

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227
Q

Define Pharmacodynamics

A

The study of mechanisms by which drug dosages produce physiological or biochemical changes in the body (what the drug does to the body)

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228
Q

C-Diff requires what kind of isolation precaution?

Airborne Isolation

Droplet Isolation

Standard Precaution

Contact Isolation

A

Contact Isolation

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229
Q

The formula for calculating a patient’s GFR includes which of the following? (choose all correct)

Creatinine level

Gender

Weight

Ethnicity

Age

A

Creatinine level

Gender

Age

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230
Q

What is the most common MRI contrast agent?

Hexabrix

Gadolinium

Iron

Omnipaque

A

Gadolinium

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231
Q

Which these conditions typically occurs secondary to myocardial infarction?

Congestive Heart Failure

Cardiac Tamponade

Cardiogenic Shock

Transient Ischemic Attack

A

Cardiogenic Shock

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232
Q

What are the chemical properties of Hypaque

A

Ionic, 300mgl/mL, Osmolality=1550

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233
Q

What are the chemical properties of Visipaque

A

Non-ionic, 320 mgl/mL, Osmolality=290

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234
Q

What are the chemical properties of Omnipaque

A

Non-ionic, 350mgl/mL, Osmolality=884

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235
Q

Which of these medications would be useful to a patient with an anxiety disorder?

Epinephrine

Valium

Reglan

Zofran

A

Valium

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236
Q

Internal and external protuberances are processes of what cranial bone?

Parietal

Sphenoid

Ethmoid

Occipital

A

Occipital

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237
Q

Which vertebral ligament attaches between the lamina of adjoining vertebrae?

Ligamentum flavum

Interspinous ligament

Anterior longitudinal ligament

Posterior longitudinal ligament

A

Ligamentum flavum

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238
Q

Which of the following describes the large opening on the inferior aspect of the sacrum?

Sacral Foramina

Sacral promontory

Lateral masses

Sacral hiatus

A

Sacral hiatus

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239
Q

The Dorsal cavity is partitioned into what two cavities? (mark all correct)

Spinal

Abdominal

Mediastinal

Pelvis

Cranial

A

Spinal

Cranial

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240
Q

Which of the following muscle groups extend from the cervical vertebrae through the upper thoracic spine?

Erector spinae muscles

Splenius muscles

Transversospinal muscles

Psoas muscles

A

Splenius muscles

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241
Q

Which of the paranasal sinuses is present at birth?

Maxillary

Sphenoid

Ethmoid

Frontal

A

Maxillary

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242
Q

The appendix is located within which quadrant of the abdomen?

RUQ

LUQ

LLQ

RLQ

A

RLQ

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243
Q

The whitish opaque portion of the eye is termed the:

Conjunctiva

Cornea

Lens

Sclera

A

Sclera

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244
Q

The terminal end of the spinal cord is described by which of the following?

Sella Turcica

Cauda equina

Medulla oblongata

Conus medullaris

A

Conus medullaris

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245
Q

An abnormal forward curvature of the thoracic spine is termed:

Prognosis

Lordosis

Hypnosis

Kyphosis

A

Kyphosis

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246
Q

Which aspect of the brainstem is continuous with the spinal cord?

Medulla oblongata

Mid brain

Pons

None of the above

A

Medulla oblongata

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247
Q

What fissure separates the frontal and parietal lobes from the temporal lobe?

Longitudinal Fissure

Central Fissure

Lateral Fissure

Rolandic Fissure

A

Lateral Fissure

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248
Q

The external walls of the EAM are formed by which portion of the temporal bone?

Squamous

Tympanic

Petrous

Mastoid

A

Tympanic

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249
Q

Which of the following is a direct extension of the ventricular system of the brain?

None of the above

Epidural space

Central canal

Subdural space

A

Central canal

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250
Q

What structure marks the beginning of the lower respiratory system?

Oropharynx

Larynx

None of the above

Nasopharynx

A

Larynx

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251
Q

During menstruation the walls of the uterus may appear thicker or thinner usual?

Thinner

Thicker

A

Thicker

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252
Q

A process of the malar bone joins with which bone of the cranium to form the zygomatic arch?

Temporal

Sphenoid

Frontal

Parietal

A

Temporal

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253
Q

Which of the following is not a retroperitoneal structure?

Transverse colon

Kidneys

Ureters

IVC

A

Transverse colon

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254
Q

The mandibular condyle articulates with which of the following cranial bones?

Frontal

Occipital

Parietal

Tempora

A

Tempora

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255
Q

The large projection on the posterior surface of the scapula dividing it into upper and lower fossae is termed the:

Acromion process

Scapular spine

Coracoid process

Glenoid fossa

A

Scapular spine

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256
Q

The perpendicular plate of what bone forms the superior portion of the nasal septum?

Ethmoid

Palatine

Vomer

Sphenoid

A

Ethmoid

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257
Q

The sigmoid colon is located within which quadrant of the abdomen?

LLQ

RUQ

RLQ

LUQ

A

LLQ

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258
Q

Which of the following lacks a typical vertebral body?

C2

C6

C7

C1

A

C1

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259
Q

The urethra in males passes through which of these organs?

Uterus

Iliac muscles

Rectum

Prostate

A

Prostate

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260
Q

Arterial blood to the liver is provided by a branch of what artery?

SMA

IMA

Celiac Trunk

A

Celiac Trunk

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261
Q

The pituitary gland is attached by the infundibulum to what other feature of the diencephalon?

Epithalamus

Thalamus

Hypothalamus

Pituitary gland

A

Hypothalamus

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262
Q

The lungs are located within which body cavity?

Dorsal

All of the above

Mediastinum

Pleural

A

Pleural

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263
Q

Which of the following describes potential characteristics of adrenal lesions (Choose all correct)

cystic

benign

malignant

metastatic

A

All of the above

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264
Q

Which of these conditions appears as inflammation in the bowel?

Cancer

Colitis

Abscess

Ascites

A

Colitis

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265
Q

T/F: Hemangiomas appear only in the liver.

A

False

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266
Q

Which of these lesions are most often malignant? (choose all correct)

Acoustic Neuromas

Pituitary adenoma

Medulloblastoma

Meningiomas

Astrocytoma

A

Medulloblastoma

Astrocytoma

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267
Q

Which of these fractures follows the “ring rule”?

Zygomaticomaxillary complex fractures

Nasal fractures

Blow-out fractures

Mandibular fractures

A

Mandibular fractures

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268
Q

From where do renal stones originate?

VUJ

Ureters

Bladder

Collecting system

A

Collecting system

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269
Q

What is the most common lesion of the brain?

Benign brain neoplasm

Gliomas

Metastatic brain cancer

Primary brain cancer

A

Metastatic brain cancer

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270
Q

Which of these fractures are most likely to result in CSF leakage? (choose all correct)

Depressed skull fracture

Basilar skull fracture

Diastatic fracture

Ping-pong fracture

A

Basilar skull fracture

Diastatic fracture

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271
Q

Which of the following statement concerning liver cancer are true? (choose all correct)

Primary liver cancer will enhance during the arterial phase of imaging

Metastatic liver cancer can be both singular or multi-focal

Primary liver cancer is more common than secondary liver cancer

Metastatic liver cancer will enhance during the venous phase of imaging

A

Primary liver cancer will enhance during the arterial phase of imaging

Metastatic liver cancer can be both singular or multi-focal\

Metastatic liver cancer will enhance during the venous phase of imaging

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272
Q

Which of these conditions is most likely to show contrast extravasation? Choose multiple if applicable.

Ruptured Aneurysm

Simple aneurysm

Dissecting aneurysm

A

Ruptured Aneurysm

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273
Q

What aspect of the kidney can be affected by renal cell carcinoma (RCC)? (Choose all correct)

cortex

Gerota’s fascia

collecting system

medulla

A

cortex

collecting system

medulla

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274
Q

Which of these conditions causes a permanent loss of neurologic function? (choose one or both)

Hemorrhagic stroke

Ischemic stroke

A

Hemorrhagic stroke

Ischemic stroke

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275
Q

Traumatic contusions in the brain are one form of which of the following conditions?

Subarachnoid Hemorrhage (SAH)

Epidural Hemorrhage (EDH)

Subdural Hemorrhage (SDH)

Intracranial bleed (ICB)

A

Intracranial bleed (ICB)

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276
Q

Which of the following tumors are malignant? (Choose all correct)

Spinal Metastasis

Spinal Ependymoma

Spinal Meningioma

Astrocytoma

A

Spinal Metastasis

Astrocytoma

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277
Q

Which of the following describe imaging characteristics of pancreatitis? (Choose all correct)

Pancreatic pseudocysts

Ascites

Reactive fluid

Pancreas inflammation

A

Pancreatic pseudocysts

Ascites

Reactive fluid

Pancreas inflammation

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278
Q

Which of these fractures is most likely to be comminuted?

Basilar skull fracture

Ping-pong fracture

Diastatic fracture

Depressed skull fracture

A

Depressed skull fracture

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279
Q

Which of the following best describe contrast enhancement of pancreatic tumors?

Absence of venous enhancement

Highly vascular

Delayed enhancement

No contrast enhancement

A

Delayed enhancement

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280
Q

Which of these are common complications associated with zygomaticomaxillary complex fractures? (Choose all correct)

“Floating face”

Blood in the maxillary sinus

Ocular injuries

Dural tearing

A

Blood in the maxillary sinus

Ocular injuries

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281
Q

T/F: Malignant lesions identified in the spleen are most likely lymphoma.

A

True

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282
Q

Which of these conditions might be viewed as surface and parenchymal nodularity in the liver?

Laceration

Primary liver cancer

Secondary liver cancer

Cirrhosis

A

Cirrhosis

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283
Q

Which of the following are common causes of pneumonia? (choose all correct)

Fungal infections

Aspiration

Chemical inhalation

Chest trauma

A

All of the above

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284
Q

What term describes a cancer in one organ/tissue but originated from a different organ/tissue?

Malignant neoplasm

Benign neoplasm

Primary cancer

Metastatic neoplasm

A

Metastatic neoplasm

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285
Q

T/F: Leiomyomas are benign tumors that arise from overgrowth of smooth muscle and connective tissue in the bladder.

A

False

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286
Q

Most deep vein blood clots occur in the _______.

Lungs

IVC

Lower leg or thigh

Foot

A

Lower leg or thigh

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287
Q

T/F: SNR is dependent on the quality of the coil

A

True

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288
Q

The American Cancer Society recommends screening breast MRI in addition to annual mammograms in which of the following?

Patients with less than a 15% lifetime risk of breast cancer.

To evaluate implant integrity.

In patients with greater than 20% lifetime risk of breast cancer.

In all women over the age of 40.

A

In patients with greater than 20% lifetime risk of breast cancer.

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289
Q

A patient presents with pain in the neck and shoulder, numbness and tingling in the fingers, and a weak grip. Which of the following is most likely the cause?

Herniated thoracic disc

Whiplash

Schwannoma

Thoracic outlet syndrome

A

Thoracic outlet syndrome

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290
Q

Which of the following best defines spatial resolution?

The ability to distinguish two between two points as separate and distinct

The difference in the SNR between two adjacent areas

The ratio of the amplitude of signal received by the coil to the amplitude of the noise

The time required to complete the acquisition of data

A

The ability to distinguish two between two points as separate and distinct

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291
Q

Which of the following is a malignant bone tumor that affects children and young adults? the tumor may start anywhere in the body, usually in the long bones of the arms and legs, the pelvis, or the chest.

Ewing Sarcoma

Chordoma

Transitional Cell Carcinoma

Teratoma

A

Ewing Sarcoma

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292
Q

Enlargement of the left lobe of the liver is most likely a sign of which of the following diseases processes?

Hepatic mets

Renal failure

Cirrhosis

Ascites

A

Cirrhosis

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293
Q

A/an _________ can break loose and cause a pulmonary embolism.

DVT

Arterial stenosis

Atherosclerosis

Lymph node

A

DVT

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294
Q

Adhesive capsulitis is also known as:

Trough lesion

Carpal tunnel

Tennis elbow

Frozen shoulder

A

Frozen shoulder

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295
Q

On sagital T-Spine images that demonstrate cord compression, the vertebral level can be determined by (think about how you determine this in clinicals when scanning):

Using lead markers to mark T12 and T1 on large FOV images

Using the sternal notch as a landmark and counting down from T1

Using the xyphoid as a landmark and counting up from T12

Using a large FOV localizer and counting down from C2

A

Using a large FOV localizer and counting down from C2

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296
Q

T/F: MRI is the most sensitive detection method for calcaneal stress fracture.

A

True

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297
Q

T/F: A SLAP tear occurs where the biceps tendon anchors to the labrum.

A

True

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298
Q

The “candy cane” view is best described by which of the following:

Long axis view of the heart

Axial view of the thoracic aorta

Sagital/oblique view of the pulmonary arteries

Sagital/oblique view of the thoracic aorta

A

Sagital/oblique view of the thoracic aorta

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299
Q

Indications for MRV of the lower extremities includes all but which of the following?

Leg swelling

Recent twisted ankle

Evaluation for free-floating thrombus

Recent orthopedic surgery

A

Recent twisted ankle

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300
Q

Which of the following sequences would be most helpful in diagnosing MS?

Open and closed views

Thin slices through the optic chiasm

Sagital STIR

Sagital FLAIR

A

Sagital FLAIR

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301
Q

Which of the following anchors the spinal cord to the coccyx?

Sacral hiatus

Conus medularis

Filum terminale

Cauda equina

A

Filum terminale

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302
Q

The coil usually preferred to image the shoulder for the maximization of SNR is the:

Surface or local coil

Body coil

Small extremity coil

Phased array coil

A

Surface or local coil

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303
Q

A patient who presents with numbness of the first three digits and nighttime pain from the wrist to the forearm most likely has:

Carpal tunnel syndrome

De Quervain Tenosynovitis

Sarchoidosis

Hamartoma

A

Carpal tunnel syndrome

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304
Q

Which diagnosis is considered most likely in a patient who presents with pain, swelling, and reddening over the olecranon. The MR images show bone marrow and soft tissue edema.

Triceps tendon tear

Rheumatoid arthritis

Osteomyelitis

SLAP tear

A

Osteomyelitis

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305
Q

To minimize pulsatile flow motion artifacts, cardiac images are acquired by:

Performing cardiopulmonary resuscitation

None of the above

Taking the patient’s pulse, calculating the heart rate in beats per minute, then entering this data into the imaging system

Attaching ECG leads, monitoring the cardiac cycle and triggering the pulse sequence from each R wave

A

Attaching ECG leads, monitoring the cardiac cycle and triggering the pulse sequence from each R wave

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306
Q

T/F: A common artifact seen when scanning the cervical spine region is the result of swallowing motion.

A

True

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307
Q

T/F: Contrast is routinely used in MRI of the hand

A

False

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308
Q

Cancer that begins in the plasma cells in bone marrow is known as:

Glioma

Metastatic disease

Multiple Sclerosis

Multiple Myeloma

A

Multiple Myeloma

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309
Q

Which of the following is another word for bulging of one or both eyes?

Pseudotumor

Proptosis

COW

Sarcoid

A

Proptosis

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310
Q

T/F: Motion artifact can be problematic in 2D TOF imaging.

A

True

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311
Q

Which of the following is not in the distal row of carpal bones?

Trapezium

Hamate

Lunate

Capitate

A

Lunate

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312
Q

Common sources of artifact for an orbital MR exam include all of the following except:

flow motion in the Circle of Willis

zipper artifact

using a small FOV- aliasing

eye movement

A

zipper artifact

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313
Q

In spine imaging, to rule out metastatic lesions of the spinal cord, contrast enhancement can be used with T1 weighted images because:

CSF is bright and cord is dark

Normal cord enhances and metastatic lesions do not

Metastatic lesions enhance and normal cord does not

Scar enhances and disk does not

A

Metastatic lesions enhance and normal cord does not

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314
Q

T/F: Patients may be positioned feet first supine for an MRI of the lumbar spine.

A

True

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315
Q

T/F: When positioning a patient’s legs for a lower extremity vascular study, the legs should be placed as far apart as possible.

A

False

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316
Q

Which of the following sequence(s)/technique(s) can be used to make vessels appear bright?

All of the above

Gradient Moment Rephasing

Contrast Enhancement

Gradient Echo Imaging

A

All of the above

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317
Q

What rule determines the direction of current flow through a coil, and the direction of the magnetic field that the current produces?

Whether you are using an open or closed configuration

Right hand thumb rule

MRI Fringe Field Rule

The size of the magnetic field

A

Right hand thumb rule

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318
Q

MRA techniques include all of the following EXCEPT:

CT-MRA

CE-MRA

PC-MRA

TOF-MRA

A

CT-MRA

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319
Q

T/F: Perfusion is measured using MRI by tagging the fat in arterial blood during image acquisition.

A

False

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320
Q

T/F: Even echo rephasing reduces intra-voxel dephasing.

A

True

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321
Q

What is the extrinsic parameter that controls the amount of diffusion seen in an image?

flip angle

b factor

TR

TE

A

b factor

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322
Q

T/F: TR controls T2 weighting.

A

False

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323
Q

Which of the following is used to trigger each pulse sequence when using ECG gating?

R wave

S wave

P wave

Q wave

A

R wave

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324
Q

Choose extrinsic contrast parameters from the list below.

Flip Angle

T1 Recovery Time

Flow

TR

Proton Density

TE

b Value

A

Flip Angle

TR

TE

b Value

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325
Q

T/F: The TE is twice the TAU.

A

True

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326
Q

Which of the following effects does TOF depend on?

TE

TR

Slice Thickness

Velocity of flow

A

TE

Slice Thickness

Velocity of flow

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327
Q

T/F: TOF phenomenon results in a dark vessel.

A

True

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328
Q

T/F: To reduce chemical shift artifact, ALWAYS use the widest receive bandwidth in keeping with good SNR and the smallest FOV possible.

A

True

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329
Q

Which of the following is a remedy for aliasing?

Decreasing the slice thickness

Using “no phase wrap” software

Decreasing the TE

Decreasing the size of the FOV

A

Using “no phase wrap” software

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330
Q

Choose all of the following that enhancement agents can be useful in detecting.

Tumors

Infarction

Inflammation

Infection

A

All of the above

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331
Q

Which cryogen is commonly used to super cool wires in MRI?

Liquid helium

Niobium

Hydrogen

Alnico

A

Liquid helium

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332
Q

What do T2 images typically best demonstrate?

Bony anatomy

Anatomy

Pathology

Fat

A

Pathology

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333
Q

Determine which of the following parameters would result in the most entry slice phenomenon (i.e. entry slice phenomenon would increase compared to the other options).

Slice 10 out of 20, 3000 TR, 1.2 mm slice thickness

Slice 1 of 20, 3000 TR, .7 mm slice thickness

Slice 10 out of 20, 400 TR, .7 mm slice thickness

Slice 1 out of 20, 400 TR, 1.2 mm slice thickness

A

Slice 1 of 20, 3000 TR, .7 mm slice thickness

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334
Q

Magnetic field strength can be expressed in units of Tesla (T) or gauss (G), where:

3.0 T = 0.3 G

1 T = 1 G

1 T = 10 000 G

1.5 T = 1500 G

A

1 T = 10 000 G

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335
Q

The signal from flowing blood within vessels in MRI and MRA relies on:

Fourth order motion

Second order motion

Third order motion

First order motion

A

First order motion

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336
Q

T/F: ECG gating is prospective.

A

True

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337
Q

What are the two results of resonance? (Choose from the list below)

The NMV moves into a repeating pattern of +/- 100 MHZ.

The magnetic moments of hydrogen nuclei move into phase with each other.

The NMV moves out of alignment and away from B0.

The magnetic momements of hydrogen nuclei move out of phase with each other.

A

The magnetic moments of hydrogen nuclei move into phase with each other.

The NMV moves out of alignment and away from B0.

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338
Q

T/F: Intra-voxel dephasing results in an increase in total signal amplitude from the voxel.

A

False

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339
Q

T/F: All gadolinium contrast agents have the same ‘relaxivity’.

A

False

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340
Q

How often must we sample frequencies, according to the Nyquist Theorem?

Once per cycle

Twice per cycle

Less than once per cycle

Three times per cycle

A

Twice per cycle

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341
Q

What are the guidelines for pregnant employees? (Choose all that apply)

Pregnant employees MUST transfer to x-ray once they’ve announced their pregnancy to the MRI department.

Pregnant employees may enter the scan room, but should leave before scanning begins.

Pregnant employees are exempt from scanning and may only do paperwork.

No changes to pregnant employees work environment in MRI. Everyone knows that MRI doesn’t use radiation.

A

Pregnant employees may enter the scan room, but should leave before scanning begins.

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342
Q

What is the chemical shift at 1.5 T?

220 Hz

2.2 Hz

220 KHz

22 Hz

A

220 Hz

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343
Q

T/F: Another term for time of flight is inflow effect.

A

False

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344
Q

The anatomy of white matter tracts can be mapped using strong multi-directional gradients in which of the following?

SWI

diffusion tensor imaging (DTI)

continuous arterial spin labeling (CASL)

CBV

A

diffusion tensor imaging (DTI)

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345
Q

T/F: In some circumstances, magnetic susceptibility artifact can be useful in diagnosis.

A

True

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346
Q

Passive magnetic shielding can be accomplished by lining the scan room walls with:

Shim plates

Lead

Copper

Steel

A

Steel

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347
Q

Label the anatomy in the following image.

A

B

C

Not labeled

A

Frontal

Temporal Bone

Occipital Bone

External Occipital Protuberance

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348
Q

Label the anatomy in this image

A

B

C

D

Not Labeled

A

Right Coronary Artery

Left Main Coronary Artery

LAD

Circumflex Artery

Coronary Sinus

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349
Q

Label the anatomy in this image.

A

B

C

D

Subclavian Artery

You Answered

Not Labeled

A

Esophagus

Brachiocephalic Vein

Sternoclavicular Joint

Subclavian Artery

Pulmonary Artery

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350
Q

Label the anatomy in the following image.

A

B

C

D

Not Labeled

A

Vertebral Body

Transverse Process

Articular Facets

Spinous Process

Intervertebral Foramina

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351
Q

Label the anatomy in the following image.

A

B

C

D

E

Not labeled

A

Pariental Bone

Choroid Plexus

Longitudical Fisure

Lateral Ventrical

Parietal Lobe

Lateral Fissure

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352
Q

Label the anatomy in the image below.

A

B

C

D

E

Not Labeled

A

Abductor Digiti Muscles

Pisiform

Thenar Muscle

Trapezium

Flexor Muscles

Ulna

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353
Q

Label the anatomy in the image below.

A

B

C

D

E

Not Labeled

A

Extensor Digitorum Muscle

Fibula

Tibia

Flexor Hallicus Longus Muscle

Achilles Tendon

Posterior Tibialis Tendon

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354
Q

Identify the anatomy in the following image.

A

B

C

D

Not Labeled

A

Uterus

Bowel

Urinary bladder

Rectum

Ovary

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355
Q

What pathology is visible in the image below?

Chiari Malformation

ICB

SDH

Medulloblastoma

EDH

A

Chiari Malformation

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356
Q

Which of the following pathologies is visualized in this image? (choose all correct)

Linear skull fracture

Depressed skull fracture

Epidural hematoma

Basilar skull fracture

Ping-pong skull fracture

A

Ping-pong skull fracture

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357
Q

What pathology is visible in this image? (Choose all correct)

Ascites

Neoplasm

Abscess

Cyst

A

Ascites

Neoplasm

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358
Q

What pathology is visible in this image?

Colitis

Crohn’s disease

Appendicitis

SBO

Colon cancer

A

Crohn’s disease

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359
Q

What pathology is visible in this image? (choose multiple)

Crohn’s disease

Colitis

SBO

Appendicitis

Colon cancer

A

SBO

Colon cancer

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360
Q

Which of these pathologies is visualized in the image below?

SDH

EDH

Ischemic stroke

Abscess

Neoplasm

A

Ischemic stroke

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361
Q

What pathology is visible in this image?

Pancreatic Cancer

Cholelithiasis

Pancreatitis

GB Cancer

Liver cancer

A

Pancreatitis

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362
Q

What pathology is visualized in the following image?

Dental abscess

Mandible Fracture

Blow-out fracture

LeFort fracture

Zygomaticomaxillary complex fracture

A

Mandible Fracture

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363
Q

What pathology is visible in this image?

Liver cancer

Hemangiomas

Cirrhosis

Liver laceration

A

Liver laceration

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364
Q

Which of these pathologies is visualized in the image below?

SDH

Ischemic stroke

Astrocytoma

Abscess

Medulloblastoma

A

Medulloblastoma

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365
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Pneumonia

Tuberculosis

Pneumothorax

COPD

A

COPD

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366
Q

What pathology is visible in this image?

Liver cancer

Splenic Laceration

Lymphoma

Gastric cancer

A

Lymphoma

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367
Q

What pathology is visible in this image?

Laceration

Neoplasm

Hematoma

Infarct

A

Infarct

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368
Q

Which of the following best describes the anatomy indicated by number twelve on the image shown below:

Teres major muscle

Spine of the scapula

Scapula

Acromion

A

Scapula

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369
Q

Which of these medications should be administered prior the CT exam if the patient has had a prior reaction to iodinated contrast?

Zofran

Solu-medrol

Glucagon

Atropine

A

Solu-medrol

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370
Q

Which of these precautions is most relevant when a patient carries an infectious agent that may be spread through talking, sneezing, or coughing?

Droplet Isolation

Contact Isolation

Standard Precaution

Airborne Isolation

A

Droplet Isolation

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371
Q

BLS skills include recognition of which of the following conditions? (Choose all correct)

TIA/CVA

FBAO

MI

Anaphylaxis

A

TIA/CVA

FBAO

MI

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372
Q

Define Teratogenic

A

Adverse affects of drug use to a fetus that causes abnormal development.

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373
Q

Define Carcinogenic

A

Drugs that are indicated as cancer producing.

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374
Q

Define Nephrotoxic

A

Drugs that adversely affect the kidneys or their functions.

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375
Q

Correctly order the sequence through which a drug is delivered into systemic circulation.

Absorption through the small bowel

Metabolism in the liver

Systemic circulation

Passage through the portal hepatic system

A

First

Third

Fourth

Second

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376
Q

Which of these medications would be especially valuable to a patient experiencing bronchospasms during a contrast reaction?

Albuterol

Atropine

Epinephrine

Lasix

A

Albuterol

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377
Q

Which of the following describes a negative contrast agent?

Paramagnetic particles

Barium Sulfate

Microbubbles

Visipaque

A

Microbubbles

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378
Q

Which of the follow is a transmission-based infection precaution? (Choose all correct)

Contact Isolation

Airborne Isolation

Droplet Isolation

Standard Precaution

A

Contact Isolation

Airborne Isolation

Droplet Isolation

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379
Q

Creatinine level can fluctuate with which of the following? (choose all correct)

Muscle Mass

Gender

Age

Hydration

A

Muscle Mass

Gender

Age

Hydration

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380
Q

Meningitis requires what kind of isolation precaution?

Standard Precaution

Droplet Isolation

Contact Isolation

Airborne Isolation

A

Droplet Isolation

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381
Q

Which of the following can cause respiratory arrest? (Choose all correct)

Decreased respiratory drive

Trauma

Respiratory muscle weakness

Airway obstruction

A

Decreased respiratory drive

Trauma

Respiratory muscle weakness

Airway obstruction

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382
Q

What term describes an atom or molecule that dissociates into ions when placed in water?

Ionic

Non-ionic

Cation

Monomer

A

Ionic

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383
Q

Which of these lab tests may help to indicate if a patient has anemia? (choose all correct)

Hematocrit

Platelet count

PTT

Hemoglobin

A

Hematocrit

Hemoglobin

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384
Q

Which these conditions typically occurs secondary to myocardial infarction?

Cardiac Tamponade

Cardiogenic Shock

Congestive Heart Failure

Transient Ischemic Attack

A

Cardiogenic Shock

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385
Q

Which of these procedures include hand washing, routine equipment cleaning, and proper personal hygiene?

Medical Asepsis

Sterile Technique

A

Medical Asepsis

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386
Q

Which vertebral ligament covers the dorsal surface of the vertebral bodies of the spine?

Anterior longitudinal ligament

Ligamentum flavum

Posterior longitudinal ligament

Interspinous ligament

A

Posterior longitudinal ligament

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387
Q

Which of these medications would help to increase blood pressure in the event of a hypotensive reaction? (Choose all correct)

Epinephrine

Atropine

Valium

Zofran

A

Epinephrine

Atropine

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388
Q

Which of the following are clinical signs of anaphylaxis? (Choose all correct)

Vasoconstriction

Airway edema

Hypertension

Mucus secretions

A

Airway edema

Mucus secretions

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389
Q

Which of the following should be disclosed for the sake of “informed consent”? (choose all correct)

The risks and benefits of a proposed treatment or procedure

Alternatives

The risks and benefits of not receiving or undergoing a treatment or procedure

The patient’s diagnosis, if known

A

The risks and benefits of a proposed treatment or procedure

Alternatives

The risks and benefits of not receiving or undergoing a treatment or procedure

The patient’s diagnosis, if known

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390
Q

Which of the following describes a required characteristic of IV injectable contrast media? (choose all correct)

Isotonic

Low-density barium

Water-soluble

Non-ionic

A

Isotonic

Water-soluble

Non-ionic

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391
Q

The transparent anterior bulge of the bulbus oculi is termed the:

Conjunctiva

Sclera

Lens

Cornea

A

Cornea

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392
Q

Which of the following describes the large opening on the inferior aspect of the sacrum?

Sacral promontory

Sacral hiatus

Sacral Foramina

Lateral masses

A

Sacral hiatus

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393
Q

Widened areas of the subarachnoid space are referred to as:

Ventricles

Basal cisterns

Meninges

Choroid plexus

A

Basal cisterns

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394
Q

Posteriorly the trachea is in contact with which structure of the mediastinum?

Esophagus

Carotid arteries

Thyroid tissue

Larynx

A

Esophagus

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395
Q

The large projection on the posterior surface of the scapula dividing it into upper and lower fossae is termed the:

Coracoid process

Glenoid fossa

Scapular spine

Acromion process

A

Scapular spine

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396
Q

The perpendicular plate articulates with which bone to form the boney nasal septum?

Sphenoid

Ethmoid

Occipital

Vomer

A

Vomer

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397
Q

What term describes the s-shaped portion of the large bowl in the LLQ?

Descending colon

Sigmoid colon

Rectum

Anus

A

Sigmoid colon

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398
Q

Which aspect of the sternum is visualized on an axial image displaying the articulation of the clavicles with the sternum?

Any of the above

Body

Xiphoid process

Manubrium

A

Manubrium

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399
Q

Which of the following is not a retroperitoneal structure?

Kidneys

IVC

Ureters

Transverse colon

A

Transverse colon

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400
Q

The chin is also called the:

Acanthion

Ramus

Mentum

Gonion

A

Mentum

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401
Q

The Xiphoid process is at the level of:

T10

T12

T11

T9

A

T10

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402
Q

Which of the following is accessed during an epidural to inject anesthetic agents?

Subdural space

Subarachnoid space

None of the above

Central canal

A

None of the above

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403
Q

Which of the following terms refers to the most posterior aspect of the neural arch?

Lamina

Pedicle

Transverse process

Articular Facets

A

Lamina

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404
Q

Which of the following terms is also termed tertiary bronchi?

Alveolar ducts

Lobular bronchi

Secondary bronchi

Primary bronchi

A

none of the above (lobular are secondary)

Segmental is the correct answer but not an option

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405
Q

Which of the following is also known as the ala?

Lateral masses

Sacral Foramina

Sacral promontory

Sacral hiatus

A

Lateral masses

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406
Q

Define Proximal

A

Towards the origin

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407
Q

Define Deep

A

Away from the skin/surface

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408
Q

Define Cranial/Cephalic

A

Towards the head

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409
Q

Define Caudal

A

Towards the feet

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410
Q

Define Distal

A

Away from the origin

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411
Q

Define Superficial

A

Towards the skin/surface

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412
Q

Which of the following is a direct extension of the ventricular system of the brain?

Epidural space

None of the above

Central canal

Subdural space

A

Central canal

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413
Q

Which structure is positioned closest to the spine?

Trachea

Esophagus

A

Esophagus

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414
Q

The most posterior aspect of the cerebrum is the:

Diencephalon

Cerebellum

Occipital lobe

Brainstem

A

Occipital lobe

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415
Q

Which of the following is not composed of white brain matter?

Corpus Callosum

Cerebral cortex

None of the above

Myelinated Axons

A

Cerebral cortex

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416
Q

Which of these structures are contained within the pelvic cavity? (choose all correct)

Ovaries

Kidneys

Rectum

Gonads

A

Ovaries

Rectum

Gonads

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417
Q

Which of the following arteries circulate blood around the major vessels of the Circle of Willis?

Basilar artery

Cerebral arteries

Communicating arteries

Internal carotids

A

Communicating arteries

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418
Q

Which of the following is the most posterior structure in the male pelvis?

Uterus

Iliac muscles

Prostate

Rectum

A

Rectum

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419
Q

Which of the following continues as the sigmoid colon?

Ascending colon

Transverse colon

Cecum

Descending colon

A

Descending colon

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420
Q

In standard anatomic position, the hands and feet are:

Dorsaflexed

Forward

Internally Rotated

Pronated

A

Forward

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421
Q

The lobes of the cerebellum are connected medially by which of the following structures?

Midbrain

Insula

Corpus Callosum

Vermis

A

Vermis

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422
Q

Costo-vertebral joints are a feature unique to which aspect of the vertebral column?

Cervical

Thoracic

Lumbar

Sacral

A

Thoracic

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423
Q

Which of the following supplies arterial blood to the myocardium?

Pulmonary veins

Pulmonary arteries

Coronary arteries

Aorta

A

Coronary arteries

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424
Q

The coronary arteries extend from what large vessel of the heart?

Pulmonary arteries

Superior Vena Cava

Aorta

Azygos Vein

A

Aorta

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425
Q

T/F: The vertebral arteries pass through the vertebral foramina of the cervical spine on the way to the cranium.

A

False

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426
Q

During menstruation the walls of the uterus may appear thicker or thinner usual?

Thicker

Thinner

A

Thicker

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427
Q

Which of the following connects the ventricular system to the subarachnoid space?

Interventricular foramen

Cerebral aqueduct

Foramen of Luschka

Foramen of Magendie

A

Foramen of Luschka

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428
Q

The cochlea is found in which portion of the ear?

External

Tympanic portion

Middle

Inner

A

Inner

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429
Q

Which of the following is least likely to be identified in the pelvis?

Cecum

Jejunum

Duodenum

Ileum

A

Duodenum

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430
Q

Which of these fractures is comparable to a green stick fracture in long bones?

Depressed skull fracture

Diastatic fracture

Basilar skull fracture

Ping-pong fracture

A

Ping-pong fracture

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431
Q

Which of following describes the appearance of a brain abscess in sectional imaging? (Choose all correct)

May be associated with edema

Often rim-enhancing

May shows areas of necrosis

Often associated with hemorrhage

A

May be associated with edema

Often rim-enhancing

May shows areas of necrosis

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432
Q

Which of the following is the most common primary cancer?

Breast

Colorectal

Lung

Prostate

A

Prostate

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433
Q

Which of the following describe imaging characteristics of pancreatitis? (Choose all correct)

Ascites

Pancreas inflammation

Pancreatic pseudocysts

Reactive fluid

A

Ascites

Pancreas inflammation

Pancreatic pseudocysts

Reactive fluid

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434
Q

Which of these lesions grow primarily in the cerebellum/posterior fossa of the cranial cavity?

Medulloblastoma

Pituitary adenoma

Astrocytoma

Meningiomas

Acoustic Neuromas

A

Medulloblastoma

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435
Q

Which of the following is a form of lung cancer? (choose all correct)

Primary lung cancer

Interstitial Lung Disease

Bronchogenic Carcinoma

Metastatic Lung Cancer

A

Primary lung cancer

Bronchogenic Carcinoma

Metastatic Lung Cancer

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436
Q

Which of these conditions appear most similar on sectional imaging? (choose two)

Pleural Effusion

Bronchogenic Carcinoma

Tuberculosis

Hemothorax

A

Pleural Effusion

Hemothorax

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437
Q

What is the most common etiology of colon cancer?

Ulcerative colitis

Colic ulcer

Crohn’s disease

Polyp neoplasm

A

Polyp neoplasm

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438
Q

Which of these conditions appear most similar in sectional imaging? (choose two)

COPD

Pneumothorax

Hemothorax

Interstitial Lung Disease

A

COPD

Interstitial Lung Disease

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439
Q

Which of these conditions is caused by blood extravasation in the brain? (choose one or both)

Ischemic stroke

Hemorrhagic stroke

A

Hemorrhagic stroke

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440
Q

Which of these brain lesions is most likely to appear in multiples?

Benign brain neoplasm

Metastatic brain cancer

Primary brain cancer

Gliomas

A

Metastatic brain cancer

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441
Q

Which of the following are imaging indications of organ laceration? (Choose all correct)

Limited or absence of contrast perfusion through the organ

Contrast extravasation in or around the organ

Atypical contrast perfusion through the organ

Hematoma in the area of the organ

A

Limited or absence of contrast perfusion through the organ

Contrast extravasation in or around the organ

Atypical contrast perfusion through the organ

Hematoma in the area of the organ

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442
Q

Which of these lesions are most likely to be associated with hormonal imbalances?

Medulloblastoma

Meningiomas

Pituitary adenoma

Astrocytoma

Acoustic Neuromas

A

Pituitary adenoma

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443
Q

Which of these pathologies is sometimes accompanied by meningocele formation?

Ankylosing Spondylitis

Spina Bifida

Spinal Meningioma

Tethered cord

A

Spina Bifida

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444
Q

Which of these conditions commonly exist secondary to primary or metastatic lung cancer? (choose all correct)

Abscess formations

Necrosis

Pulmonary Embolism

Pleural effusions

A

Abscess formations

Necrosis

Pleural effusions

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445
Q

Which of the following are common causes of renal stones? (Choose all correct)

low fluid intake

metabolic abnormalities

dehydration

recurrent yeast infections

A

low fluid intake

metabolic abnormalities

dehydration

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446
Q

Ischemic stroke may be a result of arterial interruption in which of these vessels? (choose all correct)

Basilar artery

Internal carotids

Descending aorta

Cerebral arteries

A

Basilar artery

Internal carotids

Cerebral arteries

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447
Q

Which of these fractures occur only along suture lines?

Depressed skull fracture

Basilar skull fracture

Ping-pong fracture

Diastatic fracture

A

Diastatic fracture

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448
Q

What term describes a cancer in one organ/tissue but originated from a different organ/tissue?

Metastatic neoplasm

Primary cancer

Malignant neoplasm

Benign neoplasm

A

Metastatic neoplasm

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449
Q

Which of these conditions might appear as a walled cavity filled with infected fluid, blood, and sometimes air?

Hematoma

Ascites

Abscess

Inflammation

A

Abscess

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450
Q

Where is a myxoma most likely to be imaged?

Left Atrium

Left Ventricle

Right Ventricle

Right Atrium

A

Left Atrium

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451
Q

Which of these conditions causes a permanent loss of neurologic function? (choose one or both)

Ischemic stroke

Hemorrhagic stroke

A

Ischemic stroke

Hemorrhagic stroke

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452
Q

T/F: SNR is dependent on the quality of the coil

A

True

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453
Q

T/F: When positioning a patient’s legs for a lower extremity vascular study, the legs should be placed as far apart as possible.

A

False

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454
Q

When imaging the wrist, the optimal plane in which to visualize the carpal tunnel is the:

Oblique

Sagital

Coronal

Axial

A

Axial

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455
Q

Which of the following is the most inferior portion of the spinal cord?

Sacral hiatus

Cauda equina

Conus medullaris

Filum terminale

A

Conus medullaris

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456
Q

T/F: When performing a MSK study, it is often helpful to place a marker over the ROI.

A

True

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457
Q

Adhesive capsulitis is also known as:

Tennis elbow

Carpal tunnel

Frozen shoulder

Trough lesion

A

Frozen shoulder

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458
Q

Indications for MRV of the lower extremities includes all but which of the following?

Recent twisted ankle

Recent orthopedic surgery

Leg swelling

Evaluation for free-floating thrombus

A

Recent twisted ankle

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459
Q

A patient who presents with numbness of the first three digits and nighttime pain from the wrist to the forearm most likely has:

Carpal tunnel syndrome

Sarchoidosis

Hamartoma

De Quervain Tenosynovitis

A

Carpal tunnel syndrome

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460
Q

To image the veins of the head:

a pre-saturation pulse is placed superior to the FOV

contrast must always be used

the COW is visualized

a pre-saturation pulse is placed inferior to the FOV

A

a pre-saturation pulse is placed inferior to the FOV

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461
Q

T/F: For an MRI of the hand or wrist, a patient may be positioned prone or supine, depending on the coil options available.

A

True

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462
Q

Enlargement of the left lobe of the liver is most likely a sign of which of the following diseases processes?

Cirrhosis

Renal failure

Hepatic mets

Ascites

A

Cirrhosis

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463
Q

T/F: Careful timing of post contrast pituitary scans is important because eventually the pituitary gland enhances itself, as well as a microadenoma, if present.

A

True

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464
Q

T/F: When positioning the patient for an MR examination of the shoulder, the humerus should be perpendicular to the scan table.

A

False

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465
Q

The “candy cane” view is best described by which of the following:

Long axis view of the heart

Sagital/oblique view of the pulmonary arteries

Axial view of the thoracic aorta

Sagital/oblique view of the thoracic aorta

A

Sagital/oblique view of the thoracic aorta

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466
Q

T/F: The most common site of aneurysms in the thoracic aorta is the ascending aorta.

A

True

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467
Q

When scanning a routine female pelvis exam, axials would be angled in which manner?

Perpendicular to the uterus

Perpendicular to the cervix

Parallel to the uterus

Parallel to the cervix

A

Perpendicular to the uterus

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468
Q

At which level does the spinal cord typically terminate?

L1-L2

L5-S1

L3-L4

L2-L3

A

L1-L2

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469
Q

CNR between pathology and other structures can best be demonstrated by which of the following?

Non-contrast studies

Lower field strength magnets

Utilizing T1 sequences

Suppression of normal tissues via sequences that null signal from certain tissues (i.e. FLAIR, STIR)

A

Suppression of normal tissues via sequences that null signal from certain tissues (i.e. FLAIR, STIR)

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470
Q

Which of the following is considered the most common cause of PAD?

Leg numbness or weakness

No pulse or weak pulse in the legs or feet

Shiny skin on legs

Atherosclerosis

A

Atherosclerosis

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471
Q

T/F: The emotional well being of a patient is just as important as their physical condition.

A

True

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472
Q

T/F: MRI can assist in detecting the presence of osteomyelitis.

A

True

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473
Q

T/F: MRA and MRV can be performed either with contrast or without contrast, using different imaging techniques.

A

True

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474
Q

T/F: There are five ventricles in the brain.

A

False

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475
Q

Common sources of artifact for an orbital MR exam include all of the following except:

using a small FOV- aliasing

flow motion in the Circle of Willis

eye movement

zipper artifact

A

zipper artifact

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476
Q

The American Cancer Society recommends screening breast MRI in addition to annual mammograms in which of the following?

To evaluate implant integrity.

Patients with less than a 15% lifetime risk of breast cancer.

In patients with greater than 20% lifetime risk of breast cancer.

In all women over the age of 40.

A

In patients with greater than 20% lifetime risk of breast cancer.

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477
Q

Which of the following best represents a coarse matrix?

256 X 128

256 X 256

512 X 512

A

256 X 128

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478
Q

T/F: Teratomas are present at birth and may contain hair, teeth, and other tissues.

A

True

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479
Q

The coil usually preferred to image the shoulder for the maximization of SNR is the:

Phased array coil

Surface or local coil

Small extremity coil

Body coil

A

Surface or local coil

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480
Q

Which of the following is a malignant bone tumor that affects children and young adults? the tumor may start anywhere in the body, usually in the long bones of the arms and legs, the pelvis, or the chest.

Transitional Cell Carcinoma

Chordoma

Teratoma

Ewing Sarcoma

A

Ewing Sarcoma

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481
Q

T/F: There are four ventricles in the brain.

A

True

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482
Q

Which of the following best describes the ACL?

Extends from the medial aspect of the lateral femoral condyle to the posterior tibial spine

Extends from the medial aspect of the medial femoral condyle to the anterior tibial spine

Extends from the medial aspect of the lateral femoral condyle to the anterior tibial spine

Extends from the lateral aspect of the medial femoral condyle to the anterior tibial spine

A

Extends from the medial aspect of the lateral femoral condyle to the anterior tibial spine

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483
Q

T/F: Patients are positioned supine head first for run-off exams.

A

False

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484
Q

To minimize aliasing in axial slices of the thoracic spine, one would use:

Saturation pulses

Oversampling

Chemical presaturation

Breath holds

A

Oversampling

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485
Q

T/F: MRI is the most sensitive detection method for calcaneal stress fracture.

A

True

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486
Q

Which of the following would best demonstrate hemorrhage?

FSE

GRE

STIR

FLAIR

A

GRE

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487
Q

Scan time can be decreased by using which of the following?

A long TR

The most NEX allowable

A fine matrix

A short TR

A

A short TR

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488
Q

Which diagnosis is considered most likely in a patient who presents with pain, swelling, and reddening over the olecranon. The MR images show bone marrow and soft tissue edema.

Rheumatoid arthritis

SLAP tear

Osteomyelitis

Triceps tendon tear

A

Osteomyelitis

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489
Q

Which of the following sequences provides temporal resolution of enhancing lesions and indicates brain activity?

T1

Perfusion

STIR

FLAIR

A

Perfusion

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490
Q

T/F: Careful timing of post contrast pituitary scans is important because eventually the pituitary gland enhances itself, as well as a microadenoma, if present.

A

True

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491
Q

T/F: The optimal imaging window for evaluation of breast cancer is immediately following the start of the menstrual cycle.

A

False

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492
Q

Which of the following sequences fills all of K space in one repetition by using very long echo trains?

SE

STIR

EPI

GRE

A

EPI

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493
Q

A patient presents with pain in the neck and shoulder, numbness and tingling in the fingers, and a weak grip. Which of the following is most likely the cause?

Schwannoma

Whiplash

Thoracic outlet syndrome

Herniated thoracic disc

A

Thoracic outlet syndrome

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494
Q

T/F: Careful explanation of free breathing and breath holds is crucial to a good abdominal study.

A

True

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495
Q

For optimal imaging of the cervical spine, patient positioning and local coil placement are:

Supine/around the neck to include from C1 to C7

Prone/on top of the neck to include from C1 to C7

Supine/on top of the neck to include from C1 to C7

Supine/beside the neck to include from C1 to C7

A

Supine/around the neck to include from C1 to C7

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496
Q

T/F: Contrast is routinely used in the cervical spine for patients with a diagnosis of MS.

A

True

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497
Q

T/F: MRA is generally considered “non-invasive.”

A

True

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498
Q

Prior to an MRCP examination, patients should be NPO for __ hours.

three

four

two

one

A

four

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499
Q

T/F: Toe movement will not affect MR foot image quality.

A

False

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500
Q

Axial slices through the thoracic spine are angled parallel to:

Z joints

disc spaces

spinous processes

spinal cord

A

disc spaces

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501
Q

T/F: Any tissue can be nulled as long as an RF pulse matching its precessional frequency is applied to the imaging volume before excitation.

A

True

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502
Q

How often must we sample frequencies, according to the Nyquist Theorem?

Twice per cycle

Three times per cycle

Once per cycle

Less than once per cycle

A

Twice per cycle

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503
Q

SSFP sequences usually produce images that are ___ weighted.

T1

T2

T2*

T1 or T2*

A

T2

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504
Q

T/F: MR microscopy (MRM) is useful as a research tool when studying detail in a very small area of tissue.

A

True

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505
Q

Which of the following does NOT reduce flow motion artifact?

SAT

GMN

ECG gating

Subtraction

A

Subtraction

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506
Q

What unit is used to express the amount of chemical shift?

gyromagnetic ratio

ppm

MHz

Hz

A

ppm

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507
Q

The homogeneity of a magnetic field is expressed in units of:

MHz (megaHertz)

G (gauss)

ppm (parts per million)

T (Tesla)

A

ppm (parts per million)

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508
Q

To maintain the magnetic field of a resistive magnet, the following should be applied to the magnet coils:

Heat

Cooling

Water

Current

A

Current

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509
Q

What is another term for phase ghosting?

Phase mismapping

Phase wrap

Aliasing

Chemical misregistraion

A

Phase mismapping

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510
Q

Which of the following best describe spin-lattice relaxation? (Choose all that apply)

Nuclei give up energy to the surrounding environment, resulting in longitudinal recovery.

T2 Decay

T1 Recovery

Time it takes 88% of the longitudinal magnetization to recover in tissue.

A

Nuclei give up energy to the surrounding environment, resulting in longitudinal recovery.

T1 Recovery

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511
Q

In which direction does truncation occur? (Choose all that apply)

Slice Select Axis

Anterior to Posterior

Frequency Axis

Phase Axis

A

Phase Axis

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512
Q

Which part of K space do steep phase gradients fill?

Outer lines of K space, both positive and negative

Central lines of K space, positive only

Outer lines of K space, positive only

Central lines of K space, both positive and negative

A

Outer lines of K space, both positive and negative

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513
Q

Which gradient performs phase encoding for coronal slices?

Y gradient

Z gradient

X gradient

Any combination of gradients

A

X gradient

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514
Q

How is K space filled in Fast Gradient Echo Sequences? (choose all that apply)

Elliptical filling

Centric filling

Keyhole filling

Outside to inside

A

Centric filling

Keyhole filling

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515
Q

T/F: Parallel imaging is usually used to increase resolution or decrease scan time

A

True

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516
Q

What does the slope of the frequency encoding gradient determine?

The size of the phase matrix

The size of the anatomy covered along the frequency encoding axis

The FOV

The 180 degree rephasing pulse

A

The size of the anatomy covered along the frequency encoding axis

The FOV

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517
Q

When is the phase encoding gradient switched on in a pulse sequence?

Between TRs

During the spin echo

Usually just before the application of the 180 degree rephasing pulse

Before the 90 degree excitation pulse

A

Usually just before the application of the 180 degree rephasing pulse

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518
Q

Magnetic field strength can be expressed in units of Tesla (T) or gauss (G), where:

1 T = 1 G

  1. 5 T = 1500 G
  2. 0 T = 0.3 G

1 T = 10 000 G

A

1 T = 10 000 G

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519
Q

What are the advantages of propeller K Space filling?

Better detail

Bright signal

Rapid imaging, increased SNR and CNR, reduced motion artifact.

Low SNR but high resolution

A

Rapid imaging, increased SNR and CNR, reduced motion artifact.

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520
Q

What is the unit of K space?

Inches

Radians per centimeter

Degrees

Radians per meter

A

Radians per centimeter

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521
Q

Which of the following is a possible cause of shading artifact?

Inhomogeneities in the main magnetic field

A leak in the RF shielding of the scan room

Spin echo sequences

A hemorrhage

A

Inhomogeneities in the main magnetic field

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522
Q

Which cryogen is commonly used to super cool wires in MRI?

Hydrogen

Liquid helium

Niobium

Alnico

A

Liquid helium

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523
Q

T/F: During EPI all the lines of K space are filled during one repetition.

A

True

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524
Q

The anatomy of white matter tracts can be mapped using strong multi-directional gradients in which of the following?

diffusion tensor imaging (DTI)

continuous arterial spin labeling (CASL)

CBV

SWI

A

diffusion tensor imaging (DTI)

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525
Q

Contrast enhanced MRAs are acquired with all of the following EXCEPT:

Bolus tracking

Fluoro triggering

Test bolus

VENC settings

A

VENC settings

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526
Q

Determine which of the following parameters would result in the most entry slice phenomenon (i.e. entry slice phenomenon would increase compared to the other options).

Slice 10 out of 20, 400 TR, .7 mm slice thickness

Slice 1 of 20, 3000 TR, .7 mm slice thickness

Slice 1 out of 20, 400 TR, 1.2 mm slice thickness

Slice 10 out of 20, 3000 TR, 1.2 mm slice thickness

A

Slice 1 of 20, 3000 TR, .7 mm slice thickness

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527
Q

Is the following extrinsic or intrinsic?

Pulse sequence type

A

Extrinsic

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528
Q

Is the following extrinsic or intrinsic?

T1 recovery time

A

Intrinsic

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529
Q

Is the following extrinsic or intrinsic?

TR

A

Extrinsic

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530
Q

Is the following extrinsic or intrinsic?

Flip Angle

A

Extrinsic

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531
Q

Is the following extrinsic or intrinsic?

T2 decay time

A

Intrinsic

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532
Q

T/F: Gadolinium chelates are ferromagnetic.

A

False

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533
Q

T/F: The SNR is enhanced when using local coils.

A

True

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534
Q

Which of the following are methods of reducing phase ghosting? (Choose all that apply)

Using respiratory compensation techniques

Decrease the TE

Carefully explain the procedure to the patient

Use pre-saturation pulses

Swap phase and frequency

Use “no phase wrap” software

A

Using respiratory compensation techniques

Carefully explain the procedure to the patient

Use pre-saturation pulses

Swap phase and frequency

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535
Q

Which gradient performs slice selection for sagital slices?

Z gradient

X gradient

Any combination of gradients

Y gradient

A

X gradient

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536
Q

Which of the following sequence(s)/technique(s) can be used to make vessels appear bright?

Gradient Echo Imaging

Gradient Moment Rephasing

Contrast Enhancement

All of the above

A

All of the above

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537
Q

T2* decay is faster than T2 decay since it is a combination of which of the following effects?

T2 decay itself

* weighting

Dephasing due to magnetic field inhomogeneities

T1 decay with spin echo

A

T2 decay itself

Dephasing due to magnetic field inhomogeneities

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538
Q

T/F: Intra-voxel dephasing results in an increase in total signal amplitude from the voxel.

A

False

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539
Q

Which of the following best describes a use for MR Spectroscopy (MRS)?

To demonstrate perfusion

To aid in brain tumor staging

To show ankle anatomy

A

To aid in brain tumor staging

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540
Q

Enhanced MR images are evaluated for sensitivity and specificity, where sensitivity is ________ and specificity is ________.

The ability to detect the lesion/the ability to classify the lesion

TR used to evaluate the lesion/TE used to evaluate the lesion

The ability to classify the lesion/the ability to detect the lesion

TE used to evaluate the lesion/TR used to evaluate the lesion

A

The ability to detect the lesion/the ability to classify the lesion

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541
Q

What are the guidelines for pregnant employees? (Choose all that apply)

Pregnant employees MUST transfer to x-ray once they’ve announced their pregnancy to the MRI department.

No changes to pregnant employees work environment in MRI. Everyone knows that MRI doesn’t use radiation.

Pregnant employees may enter the scan room, but should leave before scanning begins.

Pregnant employees are exempt from scanning and may only do paperwork.

A

Pregnant employees may enter the scan room, but should leave before scanning begins.

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542
Q

What is the available imaging time using these parameters? R to R 800 ms, trigger window 10%, delay after trigger 4 ms.

800 ms

700 ms

716 ms

688 ms

A

716 ms

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543
Q

What happens to the alignment of hydrogen protons when placed in an external magnetic field? (Check all that apply)

Slightly more nuclei line up with the main magnetic field than against it.

Nothing until an RF pulse is applied.

The magnetic moments of the nuclei align with or against the main magnetic field.

More nuclei oppose the main magnetic field than line up with the main magnetic field.

A

Slightly more nuclei line up with the main magnetic field than against it.

The magnetic moments of the nuclei align with or against the main magnetic field.

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544
Q

T/F: Intrinsic parameters are those that cannot be changed because they are inherent to the body’s tissues.

A

True

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545
Q

Which of the following best describes a remedy for cross excitation?

Excite alternate slices during the acquisition

Use a long tE

Use spin echo sequences

Call the service engineer

A

Excite alternate slices during the acquisition

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546
Q

Ohm’s law states:

1 T = 10 kG

V = I (R)

B = k (l)

B = H (1+x)

A

V = I (R)

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547
Q

In which direction does truncation occur? (Choose all that apply)

Phase Axis

Frequency Axis

Anterior to Posterior

Slice Select Axis

A

Phase Axis

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548
Q

What controls the polarity of a gradient?

The steepness of the slice select gradient

The strength of the main magnetic field

The sharpness of the frequency readout

The direction of the current through the gradient coil

A

The direction of the current through the gradient coil

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549
Q

Which gradient performs slice selection for coronal slices?

Y gradient

Any combination of gradients

X gradient

Z gradient

A

Y gradient

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550
Q

The signal from flowing blood within vessels in MRI and MRA relies on:

Third order motion

Fourth order motion

First order motion

Second order motion

A

First order motion

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551
Q

The following image is displayed in what plane?

Oblique

Axial

Coronal

Sagittal

A

Axial

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552
Q

Identify the anatomy in the following image.

A

B

C

D

Not Labeled

A

Large Bowel

Common iliac artery

Small bowel

Ilium

Appendix

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553
Q

Label the anatomy in the image below.

A

B

C

D

E

Not Labeled

A

Deltoid muscle

Humeral Head

Infraspinatus Muscle

Clavicle Bone

Scapular Spine

Supraspinatus Muscle

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554
Q

Label the anatomy in the image below.

A

B

C

D

E

Not Labeled

A

Extensor Digitorum Brevis Muscle

Calcaneus

Navicular

Talus

Abductor Hallicus Muscle

Cuboid

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555
Q

Label vessels in the image below.

1

2

3

4

5

A

Aorta

Right Coronary Artery

Left Anterior Descending Artery

Circumflex Artery

Left Coronary Artery

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556
Q

What pathology is visible in this image?

Prostate cancer

Ovarian cyst

Uterine cancer

Uterine fibroid

Ovarian tumor

A

Uterine fibroid

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557
Q

Which of these pathologies is visualized in the image below?

Neoplasm

EDH

Abscess

SDH

Ischemic stroke

A

Ischemic stroke

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558
Q

What pathology is seen in this image?

CAD

Myxoma

Pericardial Effusion

CHF

A

Pericardial Effusion

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559
Q

Which of the following pathologies is visualized in this image? (choose all correct)

Linear skull fracture

Basilar skull fracture

Ping-pong skull fracture

Epidural hematoma

Depressed skull fracture

A

Epidural hematoma

Depressed skull fracture

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560
Q

What pathology is seen in this image?

Aortic Aneurysm

CAD

Pericardial Effusion

PE

A

PE

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561
Q

What pathology is visualized in the following image?

Blow-out fracture

Nasal fracture

Zygomaticomaxillary complex fracture

Dental abscess

LeFort fracture

A

Zygomaticomaxillary complex fracture

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562
Q

What pathology is visible in this image?

Lymphoma

Liver cancer

Splenic Laceration

Gastric cancer

A

Lymphoma

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563
Q

What pathology is visible in this image?

Gastric cancer

Splenic Laceration

Lymphoma

Cirrhosis

A

Gastric cancer

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564
Q

Which of these pathologies is visualized in the image below? (choose all correct)

Edema

Ischemic stroke

ICB

SDH

A

Edema

ICB

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565
Q

What pathology is seen in this image?

PE

CAD

Pericardial Effusion

Myxoma

A

Myxoma

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566
Q

What pathology is visible in this image?

Liver cancer

Lymphoma

Splenic Laceration

Gastric cancer

A

Splenic Laceration

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567
Q

What pathology is seen in this image?

Spina bifida occulta

Meningocele

Myelomeningocele

A

Meningocele

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568
Q

Which of the following pathologies is visualized in this image? (choose all correct)

Depressed skull fracture

Epidural hematoma

Linear skull fracture

Basilar skull fracture

Ping-pong skull fracture

A

Depressed skull fracture

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569
Q

What pathology is seen in this image?

Spinal Meningioma

Spina bifida

Spinal Ependymoma

Tethered cord

A

Spina bifida

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570
Q

What pathology is visualized in the following image?

Dental abscess

Nasal fracture

LeFort fracture

Blow-out fracture

Zygomaticomaxillary complex fracture

A

LeFort fracture

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571
Q

What pathology is visible in this image?

RCC

Wilm’s tumor

Kidney laceration

Adrenal mass

Renal Stone

A

Wilm’s tumor

572
Q

Which of the following best describes the anatomy indicated by number twelve on the image shown below:

Teres major muscle

Scapula

Acromion

Spine of the scapula

A

Scapula

573
Q

What type of isolation precaution is most relevant when infectious agents can be suspended in air for long periods of time over long distances?

Standard Precaution

Airborne Isolation

Droplet Isolation

Contact Isolation

A

Airborne Isolation

574
Q

Which of these precautions is most relevant when infectious agents may be spread through contaminated medical instruments?

Contact Isolation

Droplet Isolation

Standard Precaution

Airborne Isolation

A

Contact Isolation

575
Q

Which of the following may be caused by feelings of apprehension or pain? (Choose all correct)

Syncope

Bradycardia

Hypotension

Vasovagal Response

A

Syncope

Bradycardia

Hypotension

Vasovagal Response

576
Q

Which of these procedures is required during IV catheter insertion?

Sterile Technique

Medical Asepsis

A

Sterile Technique

577
Q

Which of the follow is a transmission-based infection precaution? (Choose all correct)

Airborne Isolation

Droplet Isolation

Contact Isolation

Standard Precaution

A

Airborne Isolation

Droplet Isolation

Contact Isolation

578
Q

How long do the symptoms of a TIA typically last?

<1 hour

<1 minute

>24 hours

Permanently

A

<1 hour

579
Q

What is the minimum amount of iodinated contrast that may induce an allergic reaction?

50

1% of the patient’s total blood volume

10 ml

>1 ml

A

>1 ml

580
Q

Which of the following medications should be adminstered to a patient with a known iodine allergy prior to IV infusion of iodinated contrast media? (choose all correct)

Antibiotics

Benedryl

NSAIDS

Steroids

A

Benedryl

Steroids

581
Q

Which of these medications function as an immunosuppressant to counteract hives and/or itching? (Choose all correct)

Solu-medrol

Benedryl

Atropine

Epinephrine

A

Solu-medrol

Benedryl

582
Q

Which of the following represents a normal creatinine value?

.8

18

1.8

.08

A

.8

583
Q

Which of these procedures is also referred to as aseptic technique?

Sterile Technique

Medical Asepsis

A

Sterile Technique

584
Q

Which of the following risk factors require a renal function test prior to administrattion of iodinated contrast? (choose all correct)

STD/AIDS

Prior contrast reaction

Renal failure

Liver disease

A

STD/AIDS

Renal failure

Liver disease

585
Q

Which of the following are considered common vasovagal responses? (Choose all correct)

Syncope

Fainting

Spontaneous arrhythmias

Death

A

Syncope

Fainting

586
Q

Which of these factors potential affect the pharmacokinetics of a drug? (choose all correct)

Patient immune status

Patient age

Patient gender

Patient weight

A

Patient immune status

Patient age

Patient gender

Patient weight

587
Q

Hypertonic solution refers to:

Solution with a changing solute concentration

Solution with a lower solute concentration

Solution with an equal amount of concentration

Solution with a higher solute concentration

A

Solution with a higher solute concentration

588
Q

Which of the following represents a normal BUN?

3,000+

3

13

303

A

13

589
Q

Which of these lab tests may indicate a patients potential for bleeding? (choose all correct)

Hematocrit

Platelet count

WBC count

Hemoglobin

A

Platelet count

590
Q

Which of these medications might be administered if a patient is having only hives and itching? (Choose all correct)

Benedryl

Solu-medrol

Zofran

Epinephrine

A

Benedryl

Solu-medrol

591
Q

Which of the following describes a required characteristic of IV injectable contrast media? (choose all correct)

Low-density barium

Isotonic

Water-soluble

Non-ionic

A

Isotonic

Water-soluble

Non-ionic

592
Q

The SVC is formed by the joining of which of the following vessels? (choose all correct)

IVC

Azygos vein

Right brachiocephalic vein

Left brachiocephalic vein

A

Right brachiocephalic vein

Left brachiocephalic vein

593
Q

The cerebellum communicates with other aspects of the brain by way of which of the following?

Peduncles

Tentorium

All of the above

Vermis

A

Peduncles

594
Q

Which of the following vessels is visualized on the posterior surface of the pancreas?

Hepatic artery

Left gastric artery

Splenic artery

SMA

A

Splenic artery

595
Q

T/F: The kidneys are oriented deep to the muscles of the abdominal wall.

A

True

596
Q

Much of the SB is located within which quadrant of the abdomen?

LUQ

LLQ

RUQ

RLQ

A

LLQ

597
Q

The descending colon is visualized in what portion of the abdomen?

Central

Left

Right

None of the above

A

Left

598
Q

Which of the following is the visceral layer of the heart’s serous membrane?

Myocardium

Pericardium

Epicardium

Endocardium

A

Epicardium

599
Q

Each common carotid artery bifurcates into internal and external carotid arteries at the level of the:

Foramen magnum

Thyroid cartilage

Jugular notch

EAM

A

Thyroid cartilage

600
Q

T/F:The anterior and external jugular veins usually drain superficial areas such as the face and scalp.

A

True

601
Q

Which vertebral ligament can be seen on sagittal imaging extending between the spinous processes of adjacent vertebrae?

Posterior longitudinal ligament

Interspinous ligament

Ligamentum flavum

Anterior longitudinal ligamen

A

Interspinous ligament

602
Q

The left lung has how many fissures?

One

Two

Three

A

One

603
Q

Which of the following is formed within the transverse processes of the sacral vertebrae?

Sacral hiatus

Sacral promontory

Lateral masses

SI Joint

A

Lateral masses

604
Q

Which of the following is a fibrous tissue lining the inner walls of the hearts chambers?

Myocardium

Epicardium

Pericardium

Endocardium

A

Endocardium

605
Q

Which of the following is not a salivary gland?

Parathyroid

Submandibular

Sublingual

Parotid

A

Parathyroid

606
Q

Which of the following forms the wings attaching to the sacrum?

Ilium

Pubis

Ischium

A

Ilium

607
Q

Which of the following supplies blood to the majority of the body?

Pulmonary arteries

Coronary arteries

Aorta

Pulmonary veins

A

Aorta

608
Q

Which of the following is accessed during an epidural to inject anesthetic agents?

Subarachnoid space

None of the above

Central canal

Subdural space

A

None of the above

609
Q

Which primary bronchus has a greater diameter?

Left

Right

A

Right

610
Q

The omentum attaches to which of the following structures?

Stomach

Large bowel

Small bowel

Liver

A

Stomach

611
Q

Which of the following in not a branch of the celiac truck?

Hepatic artery

SMA

Left gastric artery

Splenic artery

A

SMA

612
Q

The peritoneum is a:

Serous Membrane

Muscle

Vessel

Organ

A

Serous Membrane

613
Q

Which of the following is also known as the ala?

Lateral masses

Sacral Foramina

Sacral promontory

Sacral hiatus

A

Lateral masses

614
Q

Which of the following describes the most anterior structure of the female pelvis?

Rectum

Uterus

Prostate

Bladder

A

Bladder

615
Q

T/F: The large nerve exiting the eye is termed the ophthalmic nerve.

A

False

616
Q

Which of these is the only portion of the colon that is peritoneal?

Cecum

Transverse colon

Descending colon

Ascending colon

A

Transverse colon

617
Q

Which primary bronchus is directed more inferiorly than laterally?

Right

Left

A

Right

618
Q

The mesentery is primary attached to which of the following structures?

Small bowel

Liver

Stomach

Large bowel

A

Small bowel

619
Q

An exaggerated curve of the lumbar spine is termed:

Kyphosis

Hunchback

Scoliosis

Lordosis

A

Lordosis

620
Q

The external and middle ear are separated by the:

Eustachian tube

EAM

Auricle

Tympanic membrane

A

Tympanic membrane

621
Q

Which aspect of the scapula articulates with the humeral head?

Acromion process

Coracoid process

Scapular spine

Glenoid fossa

A

Glenoid fossa

622
Q

Which of the following refers to the heart muscle?

Myocardium

Epicardium

Endocardium

A

Myocardium

623
Q

Which of these pathologies is sometimes accompanied by meningocele formation?

Ankylosing Spondylitis

Tethered cord

Spina Bifida

Spinal Meningioma

A

Spina Bifida

624
Q

What is the most common etiology of colon cancer?

Ulcerative colitis

Polyp neoplasm

Colic ulcer

Crohn’s disease

A

Polyp neoplasm

625
Q

hich of the following describes the appearance of lung cancer in specialty imaging? (choose all correct)

Rim-enhancing

Poorly defined neoplasm

Single lesions only

Most common in the mediastinum

A

Rim-enhancing

Most common in the mediastinum

626
Q

Which of these pathologies have the most similar presentation in diagnostic imaging? (choose two)

Primary lung cancer

Pneumonia

Pleural effusion

Tuberculosis

A

Pneumonia

Tuberculosis

627
Q

Which of these conditions is also called an “intracranial bleed”? (choose one or both)

Ischemic stroke

Hemorrhagic stroke

A

Hemorrhagic stroke

628
Q

Which of these conditions commonly exist secondary to primary or metastatic lung cancer? (choose all correct)

Abscess formations

Pulmonary Embolism

Necrosis

Pleural effusions

A

Abscess formations

Necrosis

Pleural effusions

629
Q

Which of these conditions appears in sectional imaging as an enlarged artery? Choose multiple if applicable.

Simple aneurysm

Ruptured Aneurysm

Dissecting aneurysm

A

Simple aneurysm

Ruptured Aneurysm

Dissecting aneurysm

630
Q

T/F: Pneumonia can infect the entire lung.

A

True

631
Q

Which of these conditions appear most similar on sectional imaging? (choose two)

Bronchogenic Carcinoma

Hemothorax

Pleural Effusion

Tuberculosis

A

Hemothorax

Pleural Effusion

632
Q

Which of the following statement concerning liver cancer are true? (choose all correct)

Primary liver cancer is more common than secondary liver cancer

Metastatic liver cancer will enhance during the venous phase of imaging

Primary liver cancer will enhance during the arterial phase of imaging

Metastatic liver cancer can be both singular or multi-focal

A

Metastatic liver cancer will enhance during the venous phase of imaging

Primary liver cancer will enhance during the arterial phase of imaging

Metastatic liver cancer can be both singular or multi-focal

633
Q

Which of these fractures is associated with a floating face?

LeFort fractures

Nasal fractures

Blow-out fractures

Zygomaticomaxillary complex fractures

A

LeFort fractures

634
Q

Which of these lesions grows from the Schwann cell’s of the 8th cranial nerve?

Pituitary adenoma

Meningiomas

Medulloblastoma

Acoustic Neuromas

Astrocytoma

A

Acoustic Neuromas

635
Q

Which of the following imaging characteristics indicate prostate cancer as opposed to BPH? (Choose all correct)

urine outflow obstructions

General enlargement

lymphadenopathy

asymmetry

A

lymphadenopathy

asymmetry

636
Q

Which of the following are likely indicators of bladder cancer? (Choose all correct)

focal mass lesion

renal stone

hydronephrosis

asymmetrical wall thickening

A

focal mass lesion

asymmetrical wall thickening

637
Q

Which of these brain neoplasms is potentially fatal? (choose all correct)

Metastatic brain cancer

Primary brain cancer

Secondary brain cancer

Benign brain neoplasm

A

Metastatic brain cancer

Primary brain cancer

Secondary brain cancer

Benign brain neoplasm

638
Q

Define Spina bifida occulta

A

incomplete closure of the spinal column

639
Q

Define Meningocele

A

a collection of CSF formed by herniation of the meninges through an opening in the vertebral canal

640
Q

Define Myelomeningocele

A

herniation of the spinal cord through an opening in the vertebral canal

641
Q

Which of these fractures is least likely to cause boney protrusion into the cranium?

None of these fractures intrude into the cranium.

Depressed skull fracture

Linear skull fracture

Ping-pong fracture

A

Linear skull fracture

642
Q

When imaging the wrist, the optimal plane in which to visualize the carpal tunnel is the:

Sagital

Oblique

Coronal

Axial

A

Axial

643
Q

Which of the following sequences is known for its sensitivity to magnetic susceptibility?

Perfusion

FLAIR

GRE

SE

A

GRE

644
Q

T/F: Leiomyomas are benign tumors that arise from overgrowth of smooth muscle and connective tissue in the bladder.

A

False

645
Q

Which cranial nerve has receptors for the sense of smell?

CN VI

CN III

CN II

CN I

A

CN I

646
Q

Which of the following is thought to be due to chronic entrapment of the nerve by the intermetatarsal ligament?

Synovial sarcoma

Morton’s Neuroma

Calcaneal fatigue fracture

PVNS

A

Morton’s Neuroma

647
Q

T/F: The main source of artifact in the brain is from flow motion of the popliteal artery.

A

False

648
Q

To tighten the tendons of the rotator cuff, positioning for shoulder imaging may require:

Flexion

Neutral Position

Slight external rotation

Slight internal rotation

Extension

A

Slight external rotation

649
Q

Which of the following would best demonstrate hemorrhage?

FSE

STIR

GRE

FLAIR

A

GRE

650
Q

Which of the following sequences uses a 90 degree flip angle followed by several 180 degree rephasing pulses?

IR

GRE

SE

FSE

A

FSE

651
Q

Which of the following describes a typical injury pattern observed after a posterior glenohumeral dislocation?

Adhesive capulitis

Hill-Sachs lesion

Paralabral joint cyst

Trough lesion

A

Trough lesion

652
Q

The optimal plane to use when evaluating patients for cruciate ligament tears of the knee is the:

Sagital

Axial

Coronal

Axial and coronal

A

Sagital

653
Q

Which of the following best describes the appearance of acute stroke on an axial DWI?

Dark

Bright

A

Bright

654
Q

T/F: MRA is generally considered “non-invasive.”

A

True

655
Q

T/F: For an MRI of the hand or wrist, a patient may be positioned prone or supine, depending on the coil options available.

A

True

656
Q

T/F: Coverage for axial slices includes the foramen magnum to the superior surface of the brain.

A

True

657
Q

T/F: Patients are positioned supine head first for run-off exams.

A

False

658
Q

T/F: Patient motion is a concern in hand imaging. The patient should be immobilized as much as possible.

A

True

659
Q

T/F: A bursa is a fat filled sac that allows smooth motion between two uneven surfaces.

A

Fasle

660
Q

T/F: Closed and open mouth views are performed for TMJs.

A

True

661
Q

Enlargement of the left lobe of the liver is most likely a sign of which of the following diseases processes?

Cirrhosis

Hepatic mets

Renal failure

Ascites

A

Cirrhosis

662
Q

Which of the following best describes the ACL?

Extends from the medial aspect of the medial femoral condyle to the anterior tibial spine

Extends from the lateral aspect of the medial femoral condyle to the anterior tibial spine

Extends from the medial aspect of the lateral femoral condyle to the anterior tibial spine

Extends from the medial aspect of the lateral femoral condyle to the posterior tibial spine

A

Extends from the medial aspect of the lateral femoral condyle to the anterior tibial spine

663
Q

Patients fast prior to an MRCP to do all but which of the following?

Promote gallbladder distension

Decrease fluid secretions in the stomach and duodenum

Increase the incidence of gallstones

Decrease bowl peristalsis

A

Increase the incidence of gallstones

664
Q

Which of the following is the most common mass in the popliteal fossa?

Synovial sarcoma

Baker cyst

Popliteal aneurysm

Ganglion cyst

A

Baker cyst

665
Q

Which of the following is considered the most common cause of PAD?

Shiny skin on legs

No pulse or weak pulse in the legs or feet

Atherosclerosis

Leg numbness or weakness

A

Atherosclerosis

666
Q

Which of the following best defines spatial resolution?

The ratio of the amplitude of signal received by the coil to the amplitude of the noise

The time required to complete the acquisition of data

The difference in the SNR between two adjacent areas

The ability to distinguish two between two points as separate and distinct

A

The ability to distinguish two between two points as separate and distinct

667
Q

Which of the following sequences provides temporal resolution of enhancing lesions and indicates brain activity?

STIR

FLAIR

Perfusion

T1

A

Perfusion

668
Q

T/F: FOV boundaries for sagital thoracic spine images include from T2 to L1.

A

False

669
Q

To minimize pulsatile flow motion artifacts, cardiac images are acquired by:

Taking the patient’s pulse, calculating the heart rate in beats per minute, then entering this data into the imaging system

Attaching ECG leads, monitoring the cardiac cycle and triggering the pulse sequence from each R wave

Performing cardiopulmonary resuscitation

None of the above

A

Attaching ECG leads, monitoring the cardiac cycle and triggering the pulse sequence from each R wave

670
Q

To minimize aliasing in axial slices of the thoracic spine, one would use:

Oversampling

Chemical presaturation

Breath holds

Saturation pulses

A

Oversampling

671
Q

When using MRA to evaluate peripheral vascular flow, such as that within the arteries of the legs, saturation pulses are placed:

Placed in the acquired slices

Placed superior to the acquired slices

Not necessary

Placed inferior to the acquired slices

A

Placed inferior to the acquired slices

672
Q

Axial slices through the thoracic spine are angled parallel to:

Z joints

spinous processes

disc spaces

spinal cord

A

disc spaces

673
Q

T/F: A Chiari Malformation can be see on a cervical spine image.

A

True

674
Q

T/F: Contrast is routinely used in the cervical spine for patients with a diagnosis of MS.

A

True

675
Q

Spatial resolution may be increased by selecting which of the following?

Coarse matrices

Thin Slices

Thick slices

A large FOV

A

Thin Slices

676
Q

Which of the following best describes ascites?

The accumulation of excess fluid in the abdominal cavity

A type of kidney failure

An infection of the spleen

A disease in which the liver becomes permanently damaged

A

The accumulation of excess fluid in the abdominal cavity

677
Q

The hip is one of the most frequent sites for which of the following:

ACL tears

Baker cysts

Avascular necrosis

Ganglion cysts

A

Avascular necrosis

678
Q

To image the veins of the head:

contrast must always be used

the COW is visualized

a pre-saturation pulse is placed inferior to the FOV

a pre-saturation pulse is placed superior to the FOV

A

a pre-saturation pulse is placed inferior to the FOV

679
Q

Which of the following marks the upper boundary of breast tissue?

Clavicle

Third rib

Sternum

Chest muscles

A

Clavicle

680
Q

T/F: When positioning a patient for a head MRI exam, the horizontal alignment light should pass through the nasion.

A

True

681
Q

Which of the following is another word for bulging of one or both eyes?

Proptosis

COW

Pseudotumor

Sarcoid

A

Proptosis

682
Q

A patient presents with pain in the neck and shoulder, numbness and tingling in the fingers, and a weak grip. Which of the following is most likely the cause?

Thoracic outlet syndrome

Schwannoma

Herniated thoracic disc

Whiplash

A

Thoracic outlet syndrome

683
Q

T/F: When positioning the patient for an MR examination of the shoulder, the humerus should be perpendicular to the scan table.

A

False

684
Q

For optimal imaging of the cervical spine, patient positioning and local coil placement are:

Prone/on top of the neck to include from C1 to C7

Supine/on top of the neck to include from C1 to C7

Supine/beside the neck to include from C1 to C7

Supine/around the neck to include from C1 to C7

A

Supine/around the neck to include from C1 to C7

685
Q

Adhesive capsulitis is also known as:

Frozen shoulder

Tennis elbow

Trough lesion

Carpal tunnel

A

Frozen shoulder

686
Q

The coil usually preferred to image the shoulder for the maximization of SNR is the:

Small extremity coil

Phased array coil

Body coil

Surface or local coil

A

Surface or local coil

687
Q

T/F: All halos are MRI safe.

A

False

688
Q

T/F: Wrist imaging requires a small dedicated surface coil.

A

True

689
Q

To minimize magnetic susceptibility artifact from a hip prosthesis, a technologist should:

Use GRE sequences

Use as small a FOV as possible

Use SE or FSE sequences with a broad receive bandwidth

Increase the SNR

A

Use SE or FSE sequences with a broad receive bandwidth

690
Q

T/F: Contrast is routinely used for disc disease in the cervical spine.

A

False

691
Q

In which direction does aliasing occur? (Choose all that apply)

Frequency Axis

Anterior to Posterior

Phase Axis

Slice Select Axis

A

Frequency Axis

Phase Axis

692
Q

What is the maximum field strength allowed for clinical imaging of adults in the USA?

3 T

4 T

8 T

10 T

A

8 T

693
Q

What MUST be done prior to anyone entering the scan room? (Select the BEST answer)

The completed screening sheet must be signed by a level II staff member and the patient must be scanned with the metal detector, prior to admittance to the MRI scan room.

Pat the patient down for metal objects.

The patient must be scanned with the metal detector.

A screening sheet must be filled out and in the patient’s chart.

A

The completed screening sheet must be signed by a level II staff member and the patient must be scanned with the metal detector, prior to admittance to the MRI scan room.

694
Q

T/F: Flow affects image quality.

A

True

695
Q

What is T2 decay? (Select all that apply)

Caused by the nuclei giving up their energy to the surrounding environment.

The time it takes 63% of longitudianl magnetization to recover in the tissue.

Spin lattice relaxation

Spin-spin relaxation that results in decay or loss of coherent transverse magnetization.

A

Spin-spin relaxation that results in decay or loss of coherent transverse magnetization.

696
Q

When is the slice select gradient switched on during a spin echo pulse sequence?

It is always on during the scan

During the excitation pulse only

During the rephasing pulse only

During the 90 and 180 degree pulses

A

During the 90 and 180 degree pulses

697
Q

Which of the following does NOT reduce flow motion artifact?

SAT

Subtraction

GMN

ECG gating

A

Subtraction

698
Q

T/F: The purpose of magnetic field shimming is to reduce the size of the fringe field.

A

False

699
Q

What unit is used to express the amount of chemical shift?

Hz

ppm

MHz

gyromagnetic ratio

A

ppm

700
Q

T/F: Even echo rephasing reduces intra-voxel dephasing.

A

True

701
Q

In which direction does truncation occur? (Choose all that apply)

Slice Select Axis

Phase Axis

Frequency Axis

Anterior to Posterior

A

Phase Axis

702
Q

What are the two results of resonance? (Choose from the list below)

The NMV moves out of alignment and away from B0.

The magnetic moments of hydrogen nuclei move into phase with each other.

The NMV moves into a repeating pattern of +/- 100 MHZ.

The magnetic momements of hydrogen nuclei move out of phase with each other.

A

The NMV moves out of alignment and away from B0.

The magnetic moments of hydrogen nuclei move into phase with each other.

703
Q

Which gradient performs slice selection for coronal slices?

Z gradient

Any combination of gradients

X gradient

Y gradient

A

Y gradient

704
Q

Which of the following is a remedy for aliasing?

Decreasing the TE

Using “no phase wrap” software

Decreasing the size of the FOV

Decreasing the slice thickness

A

Using “no phase wrap” software

705
Q

In which direction does phase ghosting occur? (Choose all applicable)

Slice Select Axis

Anterior to Posterior

Phase Axis

Frequency Axis

A

Phase Axis

706
Q

Is the following extrinsic or intrinsic: Pulse sequence type

A

Extrisic

707
Q

Is the following extrinsic or intrinsic: T1 recovery time

A

Intrinsic

708
Q

Is the following extrinsic or intrinsic: TR

A

Extrinsic

709
Q

Is the following extrinsic or intrinsic: Flip Angle

A

Extrinsic

710
Q

Is the following extrinsic or intrinsic: T2 decay time

A

Intrinsic

711
Q

The vascular signal, produced on time of flight MRA (TOF-MRA), relies on:

PC

Velocity-induced phase shifts

Flow related enhancement

MOTA

A

Flow related enhancement

712
Q

T/F: Parallel imaging is usually used to increase resolution or decrease scan time.

A

True

713
Q

Which of the following is a possible cause of shading artifact?

A hemorrhage

A leak in the RF shielding of the scan room

Inhomogeneities in the main magnetic field

Spin echo sequences

A

Inhomogeneities in the main magnetic field

714
Q

What is the approximate T1 relaxation time of fat at 1T?

500 ms

200 ms

2000 ms

3000 ms

A

200 ms

715
Q

In spin echo sequences using a pre-saturation pulse, what would persistent bright signal within the vessel indicate?

Slow Flowing Blood

Fast Flowing Blood

Vascular Occlusion

Blood Clot

A

Slow Flowing Blood

Vascular Occlusion

Blood Clot

716
Q

Enhanced MR images are evaluated for sensitivity and specificity, where sensitivity is ________ and specificity is ________.

The ability to classify the lesion/the ability to detect the lesion

TE used to evaluate the lesion/TR used to evaluate the lesion

TR used to evaluate the lesion/TE used to evaluate the lesion

The ability to detect the lesion/the ability to classify the lesion

A

The ability to detect the lesion/the ability to classify the lesion

717
Q

What is the approximate T1 relaxation time of water at 1T?

2500 ms

200 ms

2000 ms

500 ms

A

2500 ms

718
Q

Which of the following can be used to improve coverage and at the same time maintain the signal from blood flowing within the larger volume?

MC-TOF

PC-MRA

MOTSA

Phase images

A

MOTSA

719
Q

What is the gyromagnetic ratio of hydrogen?

  1. 28 MHz/T
  2. 8 MHz/T
  3. 57 MHz/T
  4. 57 MHz/G
A

42.57 MHz/T

720
Q

Which of the following best describes a T1 weighted image?

Bright fat

Dark Water

Dark Fat

Bright water

A

Bright fat

Dark Water

721
Q

T/F: TOF phenomenon results in a dark vessel.

A

True

722
Q

T/F: Perfusion is measured using MRI by tagging the fat in arterial blood during image acquisition.

A

False

723
Q

Contrast enhanced MRAs are acquired with all of the following EXCEPT:

VENC settings

Bolus tracking

Fluoro triggering

Test bolus

A

VENC settings

724
Q

T/F: The gyromagnetic ratio expresses the relationship between the angular momentum and the magnetic moment of each MR active nucleus.

A

True

725
Q

When is the phase encoding gradient switched on in a pulse sequence?

Before the 90 degree excitation pulse

Between TRs

Usually just before the application of the 180 degree rephasing pulse

During the spin echo

A

Usually just before the application of the 180 degree rephasing pulse

726
Q

T/F: There are no known contraindications to gadolinium contrast.

A

False

727
Q

T/F: Scar tissue enhances in the lumbar spine shortly after the injection of contrast.

A

True

728
Q

Fourier transform (FT) is a mathematical process that is used to convert MR signal from a FID into a spectrum. FT occurs in the:

RF coil

Array processor

Image processor

Gradient amplifier

A

Array processor

729
Q

What is another term for phase ghosting?

Chemical misregistraion

Phase wrap

Phase mismapping

Aliasing

A

Phase mismapping

730
Q

When using MRA to evaluate extracranial vascular flow, such as that within common carotid arteries, a recommended technique is:

3D time of flight MRA

3D phase contrast MRA

All of the above

2D time of flight MRA

A

2D time of flight MRA

731
Q

In which direction does aliasing occur? (Choose all that apply)

Phase Axis

Anterior to Posterior

Slice Select Axis

Frequency Axis

A

Phase Axis

Frequency Axis

732
Q

What is the unit of K space?

Degrees

Radians per meter

Inches

Radians per centimeter

A

Radians per centimeter

733
Q

Select the three components of the magnetic field from those listed below.

Precessional Frequency Field

Time Varying Magnetic Fields

Static Magnetic Field

Faraday’s Field

Radiofrequency Fields

A

Time Varying Magnetic Fields

Static Magnetic Field

Radiofrequency Fields

734
Q

Which sequence would be used to best visualize metastatic lesions in the bone?

T2 weighted sequences

Non-contrast imaging

Fat saturation techniques with contrast

FLAIR with contrast

A

Fat saturation techniques with contrast

735
Q

What type of echoes are sampled during SS-FSE?

Spin echoes

Incoherent Gradient echoes

Gradient echoes

A

Spin echoes

736
Q

Which of the following best describe spin-lattice relaxation? (Choose all that apply)

Time it takes 88% of the longitudinal magnetization to recover in tissue.

Nuclei give up energy to the surrounding environment, resulting in longitudinal recovery.

T1 Recovery

T2 Decay

A

Nuclei give up energy to the surrounding environment, resulting in longitudinal recovery.

T1 Recovery

737
Q

What is another name for a truncation artifact in a sagital cervical spine?

Gyromagnetic Artifact

Truncation

Faraday

Gibbs

A

Gibbs

738
Q

The magnetic field strength in superconducting magnets is maintained with cryogens at a temperature of:

4 K

70°F (+/- 2°F)

269°F

450°C

A

4 K

739
Q

In which direction does phase ghosting occur? (Choose all applicable)

Anterior to Posterior

Frequency Axis

Phase Axis

Slice Select Axis

A

Phase Axis

740
Q

Which of the following is used to trigger each pulse sequence when using ECG gating?

P wave

R wave

Q wave

S wave

A

R wave

741
Q

After gadolinium administration, it is recommended that which images are acquired?

One T1 weighted image

Multiple T2 weighted images

Multiple T1 weighted images

One T2 weighted image

A

Multiple T1 weighted images

742
Q

Which of the following is/are result(s) of time of flight?

Entry slice phenomenon

High velocity signal void

Flow-related enhancement

Zipper effect

A

High velocity signal void

Flow-related enhancement

743
Q

What rule determines the direction of current flow through a coil, and the direction of the magnetic field that the current produces?

MRI Fringe Field Rule

Right hand thumb rule

The size of the magnetic field

Whether you are using an open or closed configuration

A

Right hand thumb rule

744
Q

What do T2 images typically best demonstrate?

Bony anatomy

Pathology

Fat

Anatomy

A

Pathology

745
Q

What EKG rhythm is represented by the graph?

Ventricular Tachycardia

A-fib

Normal Sinus Rhythm

Myocardial Infarction

A

Myocardial Infarction

746
Q

Label the anatomy in the image below.

A

B

C

D

E

Not labled

A

Abductor Digiti Muscles

Pisiform

Thenar muscles

Trapezium

Flexor Muscles

Ulna

747
Q

Label the anatomy in this image.

A

B

C

D

Not Labeled

A

Main Stem Bronchi

Ascending Aorta

Pulmonary Trunk

Descending Aorta

IVC

748
Q

Label the anatomy in the following image.

A

B

C

D

Not Labeled

A

Mandibular condyle

Occipital bone

Maxillary sinus

EAM

Sphenoid bone

749
Q

Identify the anatomy in the following image.

A

B

C

D

Not Labeled

A

Large bowel

Common iliac artery

Small bowel

Ilium

Appendix

750
Q

Identify the anatomy in the following image.

A

B

C

D

Not labeled

A

Thyroid cartilage

Common carotid artery

SCM muscle

Internal jugluar vein

Intrernal carotid artery

751
Q

Identify the anatomy in the following image.

A

B

C

D

E

Not labeled

A

Lamina

Intervertebral disc

Psoas muscle

Intervertebral foramina

Erector spinae muscle

Transverse foramina

752
Q

Identify the anatomy in the following image.

A

B

C

D

Not labeled

A

Mastoid air cells

C1

C2

Transverse process

Sphenoid sinuses

753
Q

Identify the anatomy in the following image.

A

B

C

D

Not labeled

A

Ischium

Pubis

Pubis symphysis

Femur

Ilium

754
Q

Label the anatomy in this image.

A

B

C

D

E

Not labeled

A

SVC

Aorta

Common Carotid

Subclavian Artery

Pulmonary Artery

Subclavian vein

755
Q

What pathology is visible in this image? (Choose all correct)

Hematoma

Laceration

Neoplasm

Inflammation

A

Hematoma

Laceration

756
Q

Which of these pathologies is visualized in the image below?

Arachnoid Cyst

SDH

Meningitis

Medulloblastoma

Abscess

A

Abscess

757
Q

What pathology is seen in this image?

Aortic Aneurysm

CHF

Pulmonary Embolism

Pericardial Effusion

A

Pulmonary Embolism

758
Q

Which of these pathologies is visualized in the image below?

Medulloblastoma

EDH

SDH

Ischemic stroke

ICB

A

SDH

759
Q

What pathology is visible in the image below?

Arachnoid Cyst

MS

Hydrocephalus

AVM

Medulloblastoma

A

MS

760
Q

What pathology is visualized in the following image?

Nasal fracture

Blow-out fracture

Zygomaticomaxillary complex fracture

Dental abscess

Mandible Fracture

A

Dental abscess

761
Q

What pathology is seen in this image?

PE

Pericardial Effusion

Aortic Aneurysm

CAD

A

PE

762
Q

What pathology is seen in this image?

Spinal Ependymoma

Tethered cord

Spinal Metastasis

Spinal Meningioma

A

Spinal Ependymoma

763
Q

What pathology is visible in this image?

Hemangiomas

Liver cancer

Cirrhosis

Liver laceration

A

Liver cancer

764
Q

Which of the following pathologies is visualized in this image? (choose all correct)

Depressed skull fracture

Basilar skull fracture

Epidural hematoma

Linear skull fracture

Ping-pong skull fracture

A

Basilar skull fracture

Linear skull fracture

765
Q

What pathology is visible in this image?

Horseshoe kidney

Renal Stone

Wilm’s tumor

RCC

A

RCC

766
Q

What pathology is visible in this image?

Kidney laceration

RCC

Adrenal mass

Renal Stone

Wilm’s tumor

A

Adrenal mass

767
Q

What pathology is visible in the image below?

AVM

MS

Hydrocephalus

Arachnoid Cyst

Medulloblastoma

A

Hydrocephalus

768
Q

Which of these pathologies is visualized in the image below? (choose all correct)

ICB

Ischemic stroke

Medulloblastoma

Edema

SDH

A

ICB

Edema

769
Q

What pathology is seen in this image?

Aortic Aneurysm

Pericardial Effusion

PE

CAD

A

Aortic Aneurysm

770
Q

What pathology is seen in this image?

Ankylosing Spondylitis

Spondylolisthesis

Tethered Cord

Compression Fracture

A

Spondylolisthesis

771
Q

Which of these pathologies is visualized in the image below?

Acoustic Neuroma

Astrocytoma

Metastatic brain cancer

Medulloblastoma

Pituitary Adenoma

A

Metastatic brain cancer

772
Q

What pathology is seen in this image?

PE

Myxoma

CAD

Pericardial Effusion

A

Myxoma

773
Q

What pathology is visualized in the following image?

Blow-out fracture

Nasal fracture

Dental abscess

LeFort fracture

Zygomaticomaxillary complex fracture

A

LeFort fracture

774
Q

Which of the following pathologies is visualized in this image? (choose all correct)

Epidural hematoma

Basilar skull fracture

Linear skull fracture

Ping-pong skull fracture

Depressed skull fracture

A

Ping-pong skull fracture

775
Q

What pathology is visible in this image? (Choose multiple)

GB Cancer

Pancreatitis

Cholelithiasis

Liver cancer

Pancreatic Cancer

A

GB Cancer

Liver cancer

776
Q

What pathology is seen in this image?

CAD

Myxoma

CHF

Pericardial Effusion

A

CHF

777
Q

What pathology is visible in this image?

Cholelithiasis

Pancreatic Cancer

Liver cancer

GB Cancer

Pancreatitis

A

Pancreatitis

778
Q

Which of the following best describes the anatomy indicated by number twelve on the image shown below:

Acromion

Scapula

Teres major muscle

Spine of the scapula

A

Scapula

779
Q

MRSA requires what kind of isolation precaution?

Standard Precaution

Contact Isolation

Droplet Isolation

Airborne Isolation

A

Contact Isolation

780
Q

What is the first step a technologist should take in responding to an ICM reaction?

Discontinue ICM administration

Acquire vital signs

Call for nursing and Physician/Radiologist on staff

Assess patient’s ABC’s (airways, breathing, and circulation)

A

Discontinue ICM administration

781
Q

Define Antiplatelets

A

A substance that inhibits or destroys the effects of platelets

782
Q

Define Antibiotics

A

A soluble substance derived from a mold or bacterium that kills or inhibits the growth of other microorganisms

783
Q

Define Anxiolytics

A

An anti-anxiety medication

784
Q

Define Antiemetics

A

A drug that prevents or minimizes nausea and vomitting

785
Q

Define Anticoagulants

A

A drug that prevents or reduces the coagulation (clotting) of blood

786
Q

Which of the following could potential cause a vasovagal response? (Choose all correct)

Fear

Anxiety

Pain

Medications

A

Fear

Anxiety

Pain

Medications

787
Q

Which of the following represents a desirable TI?

2: 1
1: 2
1: 30,000

30,000:1

A

30,000:1

788
Q

Which of these medications would be especially valuable to a patient experiencing bronchospasms during a contrast reaction?

Lasix

Albuterol

Epinephrine

Atropine

A

Albuterol

789
Q

Which of these procedures should be followed any time the patient’s skin is intentionally perforated?

Medical Asepsis

Sterile Technique

A

Sterile Technique

790
Q

Which of the follow is a critical cardiac arrhythmia? (Choose all correct)

Ventricular Fibrillation

Atrial Fibrillation

Asystole

Ventricular Tachycardia

A

Ventricular Fibrillation

Asystole

Ventricular Tachycardia

791
Q

Which of the following is a process of the sphenoid bone? (choose all correct)

Greater wings

Tuberculum Sellae

Lesser wings

Sella Turcica

A

Greater wings

Tuberculum Sellae

Lesser wings

Sella Turcica

792
Q

The foramen spinosum provides passage for which of the following?

Maxillary Nerve

Middle meningeal artery

Mandibular branch of the trigeminal nerve

Optic Nerve

A

Middle meningeal artery

793
Q

Which of the following drains blood from the posterior thorax and abdomen?

Right brachiocephalic vein

Left brachiocephalic vein

IVC

Azygos vein

A

Azygos vein

794
Q

What single cranial bone articulated with all other cranial bones?

Sphenoid

Ethmoid

Occipital

Parietal

A

Sphenoid

795
Q

The largest immovable bones of the face are which of the following?

Zygoma

Palatine

Mandible

Maxillae

A

Maxillae

796
Q

The most lateral aspect of the lung base may be described as which of the following?

Costal surface

Hilum

Costo-phrenic angles

Lung root

A

Costo-phrenic angles

797
Q

T/F: The lateral masses of C1 bear the weight of the head.

A

True

798
Q

The cecum is located within which quadrant of the abdomen?

RUQ

LUQ

LLQ

RLQ

A

RLQ

799
Q

Which vertebral ligament runs along the ventral surface of the vertebral column?

Interspinous ligament

Ligamentum flavum

Anterior longitudinal ligament

Posterior longitudinal ligament

A

Anterior longitudinal ligament

800
Q

Deoxygenated blood leaves the heart via what chamber?

Left Atrium

Right Ventricle

Left Ventricle

Right Atrium

A

Right Ventricle

801
Q

The first _______ ribs are considered true ribs.

Seven

Five

Eight

Six

A

Seven

802
Q

Which of these structures describes the junction of the stomach and the esophagus?

Antrum

Cardia

Fundus

Pylorus

A

Cardia

803
Q

T/F: The appendix is always found directly behind the cecum at the level of S1.

A

False

804
Q

The right sided branch of the celiac trunk is which of the following?

Hepatic artery

Left gastric

Splenic artery

SMA

A

Hepatic artery

805
Q

Generally, the most superior structure of the renal hilum is the:

Ureter

Any of the above

Renal vein

Renal artery

A

Renal artery

806
Q

What fissure separates the frontal and parietal lobes of the brain?

Central Fissure

Interhemispheric Fissure

Lateral Fissure

Longitudinal Fissure

A

Central Fissure

807
Q

Which of the following does not form the rami of the obturator foramen?

Ischium

Pubis

Ilium

A

Ilium

808
Q

The subarachnoid space is between which meninges?

Dura and arachnoid

Arachnoid and pia

Pia and dura

A

Arachnoid and pia

809
Q

Which of the following is a feature characteristic of only cervical vertebrae?

Large vertebral bodies

Fused transverse processes

Transverse foramina

Facets and demi-facets

A

Transverse foramina

810
Q

Which of the sinuses is the largest?

Maxillary

Ethmoid

Frontal

Sphenoid

A

Maxillary

811
Q

Which of the following muscle groups are the chief extends of the entire spine?

Psoas muscles

Transversospinal muscles

Splenius muscles

Erector spinae muscles

A

Erector spinae muscles

812
Q

Which of the following structures is sometime situated above and behind the bladder?

Prostate

Uterus

Iliac muscles

Rectum

A

Uterus

813
Q

Which portion of the temporal bone is considered the thickest boney aspect of the cranium?

Tympanic

Squamous

Mastoid

Petrous

A

Petrous

814
Q

T/F: The 2nd cervical vertebra has both an anterior arch and a posterior arch.

A

False

815
Q

Which of the following is an insertion site for the transversospinal muscles of the vertebral column?

Transverse process

Pedicle

Articular Facets

Lamina

A

Transverse process

816
Q

Which of the following describes the anatomical unit of the lungs?

Secondary lobules

Lobes

Alveoli

Primary lobules

A

Primary lobules

817
Q

Which of these conditions results in abnormal stiffening of the vertebral column?

Tethered cord

Spinal Meningioma

Ankylosing Spondylitis

Spina Bifida

A

Ankylosing Spondylitis

818
Q

Which of these conditions is sometimes accompanied by an intradural lipoma?

Spinal Meningioma

Ankylosing Spondylitis

Spina Bifida

Tethered cord

A

Tethered cord

819
Q

What is the most common primary neoplasm of the spinal cord?

Astrocytoma

Spinal Ependymoma

Spinal Meningioma

Spinal Metastasis

A

Spinal Ependymoma

820
Q

Wilm’s tumor is most likely to affect which of the following demographics?

Children

Smokers

Elderly

Males

A

Children

821
Q

T/F: The terms inflammation and infection are synonymous.

A

False

822
Q

T/F: A patient diagnosed with CAD will invariably exhibit symptoms characteristic of MI.

A

False

823
Q

Which of these conditions may result in or contribute to dental abscess formation? (Choose all correct)

autoimmune disorders

diabetes

tooth infection

radiation/chemotherapy

A

autoimmune disorders

diabetes

tooth infection

radiation/chemotherapy

824
Q

T/F: Lymphoma primarily affects the spleen.

A

False

825
Q

Which of these conditions is most likely to be associated with an aneurysm? (Choose all correct)

Intracranial bleed (ICB)

Epidural Hemorrhage (EDH)

Subarachnoid Hemorrhage (SAH)

Subdural Hemorrhage (SDH)

A

Subarachnoid Hemorrhage (SAH)

826
Q

Define Ascites

A

abnormal fluid collections in the abdominal cavity

827
Q

Define Abscess

A

an infected fluid collection

828
Q

Define Hematoma

A

an abnormal collection of blood outside of a vascular structure

829
Q

Define Colitis

A

inflammation of the colon

830
Q

Which of these conditions may be secondary to cerebral atrophy?

ICB

Brain abscess

Meningitis

Hydrocephalus

A

Hydrocephalus

831
Q

Uterine fibroids are also known as:

Leiomyoma

endometrial cancer

BPH

TCC

A

Leiomyoma

832
Q

Which of the following are common causes of pneumonia? (choose all correct)

Fungal infections

Chemical inhalation

Chest trauma

Aspiration

A

Fungal infections

Chemical inhalation

Chest trauma

Aspiration

833
Q

What is the most common primary brain tumor?

Medulloblastoma

Acoustic Neuroma

Meningiomas

Astrocytoma

Pituitary adenoma

A

Astrocytoma

834
Q

Which of these conditions are idiopathic? (Choose all correct)

Crohn’s disease

Cirrhosis

Ulcerative Colitis

SBO

A

Crohn’s disease

Ulcerative Colitis

835
Q

Describe Cardiomegaly

A

enlarged heart

836
Q

Describe CHF

A

insufficient caridac output

837
Q

Decsribe Myxoma

A

benign tumor of the heart

838
Q

Describe CAD

A

chronic obstruction of the coronary vessels

839
Q

Describe Pericardial Effusion

A

excessaive fluid in the pericardium

840
Q

T/F: Myeloma is the medical term for a tumor that begins in the brain or spinal cord.

A

False

841
Q

The “candy cane” view is best described by which of the following:

Sagital/oblique view of the thoracic aorta

Sagital/oblique view of the pulmonary arteries

Long axis view of the heart

Axial view of the thoracic aorta

A

Sagital/oblique view of the thoracic aorta

842
Q

Which of the following is a demyelinating disease of the CNS?

Graves disease

Multiple sclerosis

CCF

COW

A

Multiple sclerosis

843
Q

Positioning for an abdominal MRI would include centering the horizontal alignment light on the patient’s:

Belly button

Iliac crest

Xyphoid process

Lower costal margin- L3

A

Lower costal margin- L3

844
Q

Carpal tunnel syndrome occurs as a result of compression of which nerve?

Median

Radial

Ulnar

Transverse carpal

A

Median

845
Q

Which of the following best defines CNR?

The ratio of the amplitude of signal received by the coil to the amplitude of the noise

The time required to complete the acquisition of data

The difference in the SNR between two adjacent areas

The ability to distinguish between two points as separate and distinct

A

The difference in the SNR between two adjacent areas

846
Q

Indications for and MRA of the Head include which of the following?

Proptosis

Suspected internal meniscal derangement

Intracranial vascular assessment of aneurysms and infarcts

Graves disease

A

Intracranial vascular assessment of aneurysms and infarcts

847
Q

Which of the following best describes the ACL?

Extends from the lateral aspect of the medial femoral condyle to the anterior tibial spine

Extends from the medial aspect of the medial femoral condyle to the anterior tibial spine

Extends from the medial aspect of the lateral femoral condyle to the anterior tibial spine

Extends from the medial aspect of the lateral femoral condyle to the posterior tibial spine

A

Extends from the medial aspect of the lateral femoral condyle to the anterior tibial spine

848
Q

To better evaluate the ACL, positioning for knee imaging may require:

Extension

15 degree external rotation

Flexion

15 degree internal rotation

A

15 degree external rotation

849
Q

Coronal oblique images of the shoulder are angled parallel with which anatomy?

Supraspinatus muscle

AC joint

Bicipital groove

Glenoid cavity

A

Supraspinatus muscle

850
Q

Which of the following best describes what the “QRS” complex represents?

Ventricular Diastole (Relaxation)

Atrial Systole (Contraction)

Ventricular Systole

None of the above

A

Ventricular Systole

851
Q

T/F: Data in K space are symmetrical.

A

True

852
Q

To achieve T1 weighting in gradient echo sequences, the flip angle should be ______.

Small

No flip angle should be used

Large

A

Large

853
Q

T/F: Spin echo pulse sequences are classified according to whether the residual transverse magnetization is in phase (coherent) or out of phase (incoherent).

A

False

854
Q

What artifact occurs if we sample frequencies less than once per cycle?

Cross talk

Cross excitation

Aliasing

Zipper

A

Aliasing

855
Q

When using MRA to evaluate intracranial vascularity, flow within smaller vessels can best be demonstrated by:

2D Time of Flight MRA

All of the Above

3D Time of Flight MRA

3D Phase Contrast MRA

A

3D Time of Flight MRA

856
Q

Which of the following best describes what the “T” wave represents?

Atrial Systole (Contraction)

Ventricular Diastole (Relaxation)

None of the above

Ventricular Systole

A

Ventricular Diastole (Relaxation)

857
Q

On a T1 weighted pre-contrast image, fat appears _____ and water appears _____.

Bright, Bright

Dark, Dark

Bright, Dark

Dark, Bright

A

Bright, Dark

858
Q

Which of the following best describes the appearance of chemical shift artifact on an image?

Extra information wraps into the image

Produces a dark edge at the interface between fat and water.

The cancellation of fat and water signals when they are out of phase.

Banding artifact at the interfaces of high and low signal.

A

Produces a dark edge at the interface between fat and water.

859
Q

What artifact can occur as a result of using long echo trains?

Cross talk

Truncation

Image Blurring

Aliasing

A

Image Blurring

860
Q

T/F:Perfusion is the regional blood flow in tissues and is defined as the volume of blood that flows into one gram of tissue.

A

True

861
Q

What is the waiting period after each R wave called?

Available Imaging Time

Trigger Window

Trigger Delay

R to R Interval

A

Trigger Delay

862
Q

In a dual echo sequence, which of the following combinations would result in reduced flow artifact in the second echo?

TE 40 and 80 ms

TE 20 and 50 ms

TE 40 and 95 ms

TE 20 and 70 ms

A

TE 40 and 80 ms

863
Q

T/F: STIR sequences should NOT be used in conjunction with contrast enhancement.

A

True

864
Q

How is time reduced in fast spin echo? (Choose all that apply)

Use an echo train

Use thinner slices

Use a turbo factor

The operator must prescribe fewer slices

A

Use an echo train

Use a turbo factor

865
Q

T/F: STIR is most useful in post contrast imaging.

A

False

866
Q

Identify which of the following describe a “fringe field.” (Select all that apply)

Active or passive shielding is used to reduce the size of the fringe field.

The stray magnetic field outside the bore of the magnet.

The fringe field is not confined by walls, floors, or ceilings.

An area on the outskirts of the magnet– generally two feet long by three feet wide.

A

Active or passive shielding is used to reduce the size of the fringe field.

The stray magnetic field outside the bore of the magnet.

The fringe field is not confined by walls, floors, or ceilings.

867
Q

T/F: Gadolinium cannot cross the intact blood-brain barrier (BBB).

A

True

868
Q

The following image is displayed in what plane?

Sagittal

Oblique

Coronal

Axial

A

Sagittal

869
Q

Label the anatomy in the image below.

A

B

C

D

E

Not labeled

A

Brachioradialis Muscle

Olecranon Process

Cephalic Vein

Pronator Teres Muscle

Capitulum (Trochlea is the right answer, but not an option)

Radial Head

870
Q

Identify the anatomy in the following image.

A

B

C

D

Not labeled

A

External iliac artery

Prostate gland

Urinary bladder

Rectum

Uterus

871
Q

Label the anatomy in the following image.

A

B

C

D

Not labeled

A

Hepatic Artery

IVC

Splenic Artery

Celiac Trunk

SMA

872
Q

Label the anatomy in the image below.

A

B

C

D

Not labeled

A

Radial Head

ulna

Cephalic vein

Ulnar nerve

Radial Artery

873
Q

What pathology is visible in the image below?

SDH

ICB

Medulloblastoma

EDH

Chiari Malformation

A

Chiari Malformation

874
Q

What pathology is visible in this image?

Uterine cancer

Ovarian cyst

Prostate cancer

Uterine fibroid

Ovarian tumor

A

Uterine cancer

875
Q

Which of these pathologies is visualized in the image below?

Medulloblastoma

Abscess

Meningitis

SDH

Arachnoid Cyst

A

Abscess

876
Q

What pathology is visible in this image?

SBO

Appendicitis

Crohn’s disease

Colon cancer

Colitis

A

Appendicitis

877
Q

What pathology is seen in this image?

CHF

Aortic Aneurysm

Pulmonary Embolism

Pericardial Effusion

A

Pulmonary Embolism

878
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Tuberculosis

Lung Cancer

Pneumonia

Pleural Effusion

A

Tuberculosis

Pneumonia

879
Q

What pathology is visible in the image below?

Medulloblastoma

AVM

Arachnoid Cyst

Hydrocephalus

MS

A

Hydrocephalus

880
Q

What pathology is seen in this image?

Spina bifida

Spinal Meningioma

Tethered cord

Spinal Ependymoma

A

Tethered cord

881
Q

Which of these pathologies is visualized in the image below?

ICB

EDH

SDH

AVM

Astrocytoma

A

EDH

882
Q

What pathology is seen int his image?

Spinal Metastasis

Spinal Ependymoma

Tethered cord

Spinal Meningioma

A

Spinal Meningioma

883
Q

What pathology is seen in this image?

CAD

Myxoma

PE

Pericardial Effusion

A

Myxoma

884
Q

What pathology is visible in this image?

Laceration

Hematoma

Infarct

Neoplasm

A

Hematoma

885
Q

Which of these pathologies is visualized in the image below?

SDH

ICB

Medulloblastoma

EDH

Ischemic stroke

A

SDH

886
Q

What pathology is seen in this image?

Pericardial Effusion

PE

Aortic Aneurysm

CAD

A

PE

887
Q

What pathology is seen in this image?

Pericardial Effusion

Myxoma

CAD

CHF

A

Pericardial Effusion

888
Q

Which of these pathologies is visualized in the image below?

Acoustic Neuroma

Medulloblastoma

Metastatic brain cancer

Pituitary Adenoma

Astrocytoma

A

Medulloblastoma

889
Q

Which of these isolation precautions is applicable to a patient with an infectious condition that may be transmitted through skin-to-skin contact?

Contact Isolation

Airborne Isolation

Droplet Isolation

Standard Precaution

A

Contact Isolation

890
Q

Which of the following describes why a drug might be classified as “by prescription only”? (choose all correct)

Habit-forming

Unsafe for self-medication

New drug

Rapid onset of action

A

Habit-forming

Unsafe for self-medication

New drug

891
Q

What medication classification is Calcium-Channel Blocker

A

Antiarrythmics

892
Q

What medication classification is Epinephrine

A

Vasoconstrictors

893
Q

What medication classification is Xanax

A

Anxiolytics

894
Q

What medication classification is tPA

A

Thrombolytic

895
Q

What medication classification is Zofran

A

Anitemetics

896
Q

What druge classification is Fentanyl

A

drug classification not provided

897
Q

Which of the following describe non-idiosyncratic contrast reactions? (Choose all correct)

Minor Nausea and vomiting

Hives

Itching

Feeling of warmth

A

Minor Nausea and vomiting

Feeling of warmth

898
Q

Systolic blood pressure corresponds with the contraction of which chamber of the heart?

Right ventricle relaxation

Left ventricle contraction

Left ventricle relaxation

Right atrial relaxation

A

Left ventricle contraction

899
Q

The superior sagittal sinus continues as what venous pathway in the brain?

Straight sinus

Inferior sagittal sinus

Sigmoid sinus

Transverse sinus

A

Transverse sinus

900
Q

The cerebral aqueduct of the ventricular system is a passage way for: which of the following?

Venous blood

Myelinated axon bodies

Arterial blood

CSF

A

CSF

901
Q

Which of the following statements describes the 8th, 9th, and 10th ribs?

All of the above

They do not attach to the sternum

They are fused together by costal cartilage

They are considered floating ribs

A

They are fused together by costal cartilage

902
Q

Which of these continues as the duodenum?

Antrum

Pylorus

Fundus

Cardia

A

Pylorus

903
Q

The thymus is located within which body cavity?

Pleural

Dorsal

Mediastinum

All of the above

A

Mediastinum

904
Q

The bones of the cranium are joined together at immovable joints called:

Spines

Sphenoid

Sutures

Sinuses

A

Sutures

905
Q

The dens is a feature of which cervical vertebra?

C6

C1

C2

C7

A

C2

906
Q

The spinal cord continues from what other feature of the CNS?

Conus medullaris

Sella Turcica

Medulla oblongata

Cauda equina

A

Medulla oblongata

907
Q

Which of the following cavities is not filled by CSF?

Subarachnoid space

Central canal

None of the above

Subdural space

A

Subdural space

908
Q

Which of the following is the largest aperture connection the 4th ventricle to the basal cisterns and central canal of the spinal cord?

Cerebral aqueduct

Foramen of Luschka

Interventricular foramen

Foramen of Magendie

A

Foramen of Magendie

909
Q

The ph of the fluid secreted by the prostate is acidic or alkaline?

Alkaline

Acidic

A

Alkaline

910
Q

Which of the following is a branch of the left main coronary artery?

Right main

Right anterior descending

None of the above

Circumflex

A

Circumflex

911
Q

The ureters joint to the bladder on which of its surfaces?

Anterior

Superior

Posterior

Inferior

A

Posterior

912
Q

The most medial aspect of the lungs’ surface is termed the: (choose all correct)

Costal surface

Lung root

Hilum

Costo-phrenic angles

A

Lung root

Hilum

913
Q

The mastoid air cells are found in which of the following cranial bones?

Occipital

Sphenoid

Temporal

Ethmoid

A

Temporal

914
Q

Costo-vertebral joints are a feature unique to which aspect of the vertebral column?

Cervical

Thoracic

Lumbar

Sacral

A

Thoracic

915
Q

The trachea begins at what level of the spine?

C6

T6

T12

T1

A

C6

916
Q

Which primary bronchus divides into three braches?

Right

Left

A

Right

917
Q

Which aspect of the larynx covers the trachea during swallowing?

Cricoid cartilage

Epiglottis

Thyroid cartilage

Soft palate

A

Epiglottis

918
Q

The semispinalis muscles belong to which of the following muscle groups?

Psoas muscles

Erector spinae muscles

Splenius muscles

Transversospinal muscles

A

Splenius muscles

919
Q

The trigone is a feature of which CSF reservoir?

Fourth ventricle

Third ventricle

Superior Sagittal Sinus

Lateral ventricles

A

Lateral ventricles

920
Q

Which of the following describes the early-stage appearance of endometrial cancer?

loculations

wall thickening

necrosis

hemorrhage

A

wall thickening

921
Q

Which of these fractures are most likely to result in CSF leakage? (choose all correct)

Basilar skull fracture

Depressed skull fracture

Diastatic fracture

Ping-pong fracture

A

Basilar skull fracture

Diastatic fracture

922
Q

Which of the following may be an underlying cause of SBO? (Choose all correct)

Pregnancy

Lesion

Crohn’s disease

Volvulus

A

Pregnancy

Lesion

Crohn’s disease

Volvulus

923
Q

Which of these conditions is almost always the result of trauma to the brain? (Choose all correct)

Epidural Hemorrhage (EDH)

Intracranial bleed (ICB)

Subarachnoid Hemorrhage (SAH)

Subdural Hemorrhage (SDH)

A

Epidural Hemorrhage (EDH)

Subdural Hemorrhage (SDH)

924
Q

Which of these conditions appear most similar in sectional imaging? (choose two)

Pneumothorax

Interstitial Lung Disease

Hemothorax

COPD

A

Interstitial Lung Disease

COPD

925
Q

Which of the following is a common cause of cancer? (choose all correct)

Chemicals

Radiation

Immune conditions

Inherited mutations

A

Chemicals

Radiation

Immune conditions

Inherited mutations

926
Q

Which of the following describes the appearance of uterine fibroids in sectional imaging? (Choose all correct)

Calcified

Cystic

Solid

Variable size

A

Calcified

Solid

Variable size

927
Q

What is the most significant complication often associated with a depressed skull fracture?

CSF leaking

Dural tearing

All of the above

Epidural hemorrhage

A

Epidural hemorrhage

928
Q

Which of these conditions causes blood accumulation on the periphery of the brain? (Choose all correct)

Subdural Hemorrhage (SDH)

Subarachnoid Hemorrhage (SAH)

Epidural Hemorrhage (EDH)

Intracranial bleed (ICB)

A

Subdural Hemorrhage (SDH)

Epidural Hemorrhage (EDH)

929
Q

Which of these pathologic processes is most likely to be associated with hepatitis or malignancy?

Hematoma

Abscess

Cysts

Ascites

A

Ascites

930
Q

Which of the following occurs because nuclei that move through the slice may receive only one of the RF pulses applied?

MRA

Intra-voxel dephasing

Time of flight

Entry slice phenomenon

A

Time of flight

931
Q

Axial slices for an MR hip protocol are prescribed:

Posterior to anterior

Anterior to posterior

Superior to inferior

Inferior to superior

A

Superior to inferior

932
Q

T/F: It is crucial that technologists obtain pertinent patient history and document the information for the interpreting radiologist.

A

True

933
Q

SNR may be increased by using which of the following?

A small FOV

A fine matrix

A coarse matrix

Gradient echo sequences

A

A coarse matrix

934
Q

T/F: Additional thinner axial slices are often prescribed through areas of pathology.

A

True

935
Q

Flow from CSF in the thoracic spine can be minimized by utilizing:

Breath holds

Oversampling

Saturation Pulses

Chemical Presaturation

A

Saturation Pulses

936
Q

T/F: False aneurysms are usually the result of knee trauma, surgery/intervention or infection.

A

True

937
Q

T/F: Thoracic aortic aneurysms may cause no symptoms at all.

A

True

938
Q

T/F: FLAIR stands for Fluid Low Attenuation Inversion Recovery

A

False

939
Q

T/F: Counter current flow occurs when flowing nuclei are traveling in the same direction as slice selection.

A

False

940
Q

What does the phase encoding gradient do?

Encode data along the SHORT axis of the anatomy

Encode data along the DIAGONAL axis of the anatomy

Both the DIAGONAL and SHORT axes

Encode data along the LONG axis of the anatomy

A

Encode data along the SHORT axis of the anatomy

941
Q

T/F: Spin echo sequences do not compensate for magnetic field inhomogeneities, while gradient echo sequences do compensate for magnetic field inhomogeneities.

A

False

942
Q

Select all of the following that determine the strength of an electromagnet:

The diameter of the wire used in the windings

The number of windings in the coil

The amount of current passed through the windings

The distance or spacing between the windings

A

The diameter of the wire used in the windings

The number of windings in the coil

The amount of current passed through the windings

The distance or spacing between the windings

943
Q

Gradient strength is expressed in units of all of the following EXCEPT:

mT/m

G/cm

T/m/s

w/kg

A

w/kg

944
Q

An inversion recovery pulse sequence begins with which of the following?

180 rephasing pulse

Gradient pulse (variable flip angle)

180 degree inverting pulse

90 degree RF pulse

A

180 degree inverting pulse

945
Q

T/F: The scan time is the time to fill K space.

A

True

946
Q

Where do we look up the safety of an implanted device? (Check all that apply)

www.MRISafety.com

If we remember that it is a safe implant, there is no need to look it up again.

The manufacturer’s website

Shellock’s reference manual

A

www.MRISafety.com

The manufacturer’s website

Shellock’s reference manual

947
Q

Which of the following best describes a remedy for cross excitation?

Use a long tE

Call the service engineer

Excite alternate slices during the acquisition

Use spin echo sequences

A

Excite alternate slices during the acquisition

948
Q

What makes a nucleus an MR active nucleus? (Select all that apply)

Atoms with a balanced mass number

Nuclei with a net spin or angular momentum

None of the above

Odd mass numbers

A

Nuclei with a net spin or angular momentum

Odd mass numbers

949
Q

Which gradient performs slice selection for coronal slices?

X gradient

Any combination of gradients

Z gradient

Y gradient

A

Y gradient

950
Q

What kind of information is contributed by data collected in the outer lines of K space?

Contrast

Resolution

* Weighting

Signal

A

Resolution

951
Q

What would you do in the event of a CODE BLUE in MRI? (Select all that apply)

Activate the Code Blue response process (push the Code Blue button).

Get the patient out of the scanner and into Zone III; locking the scan room door and monitoring it when other Code Team members arrive.

Stay with the patient in the scan room until help arrives.

Begin CPR.

A

Activate the Code Blue response process (push the Code Blue button).

Get the patient out of the scanner and into Zone III; locking the scan room door and monitoring it when other Code Team members arrive.

Begin CPR.

952
Q

T/F: Phase encoding gradient positive fills the bottom half of K space.

A

Fasle

953
Q

What are the two extremes of contrast in MRI?

Air

T1 Recovery

Fat

Water

A

Fat

Water

954
Q

Which of the following best describes Moire artifact?

Different chemical environments of fat and water produce a dark edge at the interface between fat and water.

Black and white banding artifact on the edge of the FOV

Fat and water are out of phase and their signals cancel each other out.

Anatomy from outside the FOV are wrapped into the image

A

Black and white banding artifact on the edge of the FOV

955
Q

Define Contrast

A

The differance in optical density between adjacent structures

956
Q

Define Contrast Media

A

Any substance introduced into the body that increases radiographic contrast or enhacnes visibility

957
Q

Define Ion

A

A charged atomic particle

958
Q

Define Ionic

A

Describes and atom or molecule thgat dissociates into ions when placed into water

959
Q

Define Non-ionic

A

Describes an atom or moelcule that does not dissociate into ions when placed in water

960
Q

Define Cation

A

Positively charged ion (Na+)

961
Q

Define Anion

A

Negatively charged ion (Cl-)

962
Q

Define Enteral

A

In the GI tract

963
Q

Define Parenteral

A

Not int he GI tract

964
Q

Define Monomer

A

A single independant molecule

965
Q

Define Dimer

A

One or more monomers chemically joined

966
Q

Define Ankylosing Spondylitis

A

an autoimmune condition

967
Q

Define Tethered cord

A

visualized by an abnormally low conus medullaris

968
Q

Define Spina Bifida

A

characterized by incomplete closure of the vertebral canal

969
Q

Define Compression Fracture

A

caused by axial loading

970
Q

Which of these rhythms is considered critical and requires immediate attention? (choose all correct)

D

B

C

A

A

C

A

971
Q

What EKG rhythm is represented by the graph?

Bradycardia

Tachycardia

Normal Sinus Rhythm

A-fib

A

Tachycardia

972
Q

Label the anatomy in the following image.

A

B

C

D

Not Labeled

A

Perpendicular plate

Zygomatic arch

Thmoid Sinus

Maxillary sinus

Mandible

973
Q

Label the anatomy in the image below.

A

B

C

D

E

Not Labeled

A

Capitulum

Radial Head

Humerous

Trochlea

Corocoid process

974
Q

Label the anatomy in this image.

A

B

C

D

Not Labeled

A

Scapular Spine

Clavicle

Sternum

Rib

Coracoid process

975
Q

Label the anatomy in the following image.

A

B

C

D

Not labeled

A

Frontal bone

Nasal bone

Frontal sinus

Maxillary bone

Zygoma

976
Q

Label the antomy in the following image.

A

B

C

D

E

A

C2

Vertebral Foramen

Mandible

Transverse Foramen

C1

977
Q

Identify the anatomy in the following image.

A

B

C

D

Not Labeled

A

Urinary bladder

Uterus

Vagina

pubis symphysis

Ovary

978
Q

Which of these pathologies is visualized in the image below?

Acoustic Neuroma

Astrocytoma

Pituitary Adenoma

Metastatic brain cancer

Medulloblastoma

A

Metastatic brain cancer

979
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

COPD

Pneumonia

Tuberculosis

Pneumothorax

A

COPD

980
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Lung Cancer

Pneumonia

Interstitial lung disease

Pneumothorax

A

Pneumonia

981
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Pleural Effusion

Interstitial lung disease

Tuberculosis

Lung Cancer

A

Pleural Effusion

982
Q

What pathology is visualized in the following image?

Zygomaticomaxillary complex fracture

Dental abscess

Nasal fracture

LeFort fracture

Blow-out fracture

A

Nasal fracture

983
Q

What pathology is visible in the following image?

Subluxation

Compression Fracture

Ankylosing Spondylitis

Spinal Stenosis

A

Subluxation

984
Q

Which of these pathologies is visualized in the image below?

SDH

Ischemic stroke

Medulloblastoma

EDH

ICB

A

SDH

985
Q

What pathology is seen in this image?

Pericardial Effusion

CAD

PE

Aortic Aneurysm

A

Aortic Aneurysm

986
Q

What pathology is visible in this image?

RCC

Renal Stone

Horseshoe kidney

Wilm’s tumor

A

RCC

987
Q

What pathology is visible in the following image?

Ankylosing Spondylitis

Subluxation

Spinal Stenosis

Compression Fracture

A

Ankylosing Spondylitis

988
Q

Which of the following pathologies is visualized in this image? (choose all correct)

Depressed skull fracture

Epidural hematoma

Ping-pong skull fracture

Linear skull fracture

Basilar skull fracture

A

Linear skull fracture

989
Q

Which of these pathologies is visualized in the image below?

Neoplasm

EDH

Abscess

Ischemic stroke

SDH

A

Ischemic stroke

990
Q

What pathology is visible in this image?

RCC

TCC

BPH

Renal Stone

Prostate cancer

A

TCC

991
Q

What pathology is visible in this image?

Kidney laceration

Wilm’s tumor

Adrenal mass

Renal Stone

RCC

A

Renal Stone

992
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Pleural Effusion

Interstitial lung disease

Lung Cancer

Tuberculosis

A

Tuberculosis

993
Q

What pathology is visible in this image?

Liver cancer

Liver laceration

Cirrhosis

Hemangiomas

A

Cirrhosis

994
Q

What pathology is seen in this image?

CHF

CAD

Pericardial Effusion

Myxoma

A

Pericardial Effusion

995
Q

What pathology is visible in this image?

Appendicitis

Colitis

SBO

Crohn’s disease

Colon cancer

A

Crohn’s disease

996
Q

Which of the following pathologies is visualized in this image? (choose all correct)

Ping-pong skull fracture

Basilar skull fracture

Linear skull fracture

Epidural hematoma

Depressed skull fracture

A

Epidural hematoma

Depressed skull fracture

997
Q

Which of the following best describes the anatomy indicated by number twelve on the image shown below:

Scapula

Teres major muscle

Acromion

Spine of the scapula

A

Scapula

998
Q

Which of the following indicate a severe contrast reaction? (Choose all correct)

Syncope

Hypotension

Feeling of warmth

Bronchospasm

Hives

A

Syncope

Hypotension

Bronchospasm

999
Q

Define Antagonist

A

A drug or natural substance that is attractied to and blocks certain receptor sites

1000
Q

Define Therapeutic Index (TI)

A

A measure of the relative safety of a drug

1001
Q

Define Drug receptors

A

Specific biological sites located on a cell surface or within the cell

1002
Q

Define Agonist

A

A drug or natural substance withg an attraction to a specific receptor site that produces a physisiological response

1003
Q

Which type of isolation precaution is used for all patients at all times?

Droplet Isolation

Standard Precaution

Contact Isolation

Airborne Isolation

A

Standard Precaution

1004
Q

T/F: Hypotension and hypertension are always secondary to other clinical conditions.

A

False

1005
Q

Which boney process within the cranium contains the pituitary gland?

Foramen magnum

Sphenoid sinus

Dorsum Sellae

Sella Turcica

A

Sella Turcica

1006
Q

The thoracic cavity is further subdivided into what other body cavities? (choose all correct)

Pleural

Mediastinal

Cranial

Pelvis

Spinal

A

Pleural

Mediastinal

1007
Q

Which lobe of the left lung comprises most of that lungs anterior surface?

Any of the above

Inferior

Middle

Superior

A

Superior

1008
Q

The space outside of the dura mater is termed the:

Subdural space

Subarachnoid space

Cisterna magna

Epidural space

A

Epidural space

1009
Q

Which of the following is a retroperitoneal structure? (choose all correct)

Spleen

Aorta

Small bowel

Ascending colon

A

Aorta

Ascending colon

1010
Q

Which portion of the brainstem is identifiable as a prominent bulge near the center of the brain?

Mid brain

None of the above

Pons

Medulla oblongata

A

Pons

1011
Q

Which of these is found between the hepatic and splenic flextures?

Transverse colon

Descending colon

Cecum

Ascending colon

A

Transverse colon

1012
Q

The anterior projections of the gray matter within the spinal cord continue outside of the cord as which of the following?

Dorsal nerve roots

White matter

Ganglia

Ventral nerve roots

A

Ventral nerve roots

1013
Q

Which of these muscles marks the division between the chest and abdominal cavities?

Diaphragm

Iliac

Quadratus lumborum

Psoas

A

Diaphragm

1014
Q

Which of the following is formed at the carina?

Alveolar ducts

Secondary bronchi

Lobular bronchi

Primary bronchi

A

Primary bronchi

1015
Q

Which lobe of the left lung constitutes almost the entire lung base?

Any of the above

Superior

Inferior

Middle

A

Inferior

1016
Q

Which of the following bones joint at the acetabulum? (select all correct)

Ischium

Pubis

Ilium

A

Ischium

Pubis

Ilium

1017
Q

Spinal nerves exit the vertebral column via what feature of the spine?

Intervertebral foramina

Transverse foramina

Spinal canal

Vertebral canal

A

Intervertebral foramina

1018
Q

Which of the following is the largest cavity of the body?

Mediastinum

Cranial

Dorsal

Ventral

A

Ventral

1019
Q

Which of the following describes an organ with thin muscular walls located on the anterior abdominal wall?

Prostate

Rectum

Bladder

Uterus

A

Bladder

1020
Q

T/F: The large nerve exiting the eye is termed the ophthalmic nerve.

A

False

1021
Q

Which of the following is the largest lobe of the liver?

Right

Quadrate

Left

Caudate

A

Right

1022
Q

The primary pulmonary veins are how many in number?

Four

Two

Three

A

Four

1023
Q

The transverse foramina are a pathway for which of the following?

Spinal nerves

Vertebral arteries

Jugular veins

Spinal cord

A

Vertebral arteries

1024
Q

The mandible and maxillary bones each have which of the following processes?

Alveolar

Zygomatic

Condylar

Palatine

A

Alveolar

1025
Q

The Xiphoid process is at the level of:

T10

T11

T12

T9

A

T10

1026
Q

What is the most significant indication of hemangioma in sectional imaging?

No contrast enhancement

Delayed contrast enhancement

Absence of venous enhancement

Rim-enhancement

A

Delayed contrast enhancement

1027
Q

Which of these conditions will present with an intimal flap? Choose multiple if applicable.

Simple aneurysm

Ruptured Aneurysm

Dissecting aneurysm

A

Dissecting aneurysm

1028
Q

What is the typical presentation of GB cancer? (Choose all correct)

Notable GB atrophy

Mass completely replacing the gallbladder

Intraluminal mass

Wall thickening

A

Mass completely replacing the gallbladder

Intraluminal mass

Wall thickening

1029
Q

Which of the following statements are true concerning RCC? (Choose all correct)

unifocal or multifocal

general kidney atrophy

calcification in 30% of lesions

necrosis in large lesions

A

unifocal or multifocal

calcification in 30% of lesions

necrosis in large lesions

1030
Q

T/F: Pneumonia can infect the entire lung

A

True

1031
Q

Which of these conditions is related to vascular insufficiency?

Infectious colitis

Crohn’s disease

Ischemic colitis

Ulcerative colitis

A

Ischemic colitis

1032
Q

Which of these conditions are most likely to co-exist with a hemothorax? (choose all correct)

Pneumothorax

Fractures

Interstitial Lung Disease

Atelectasis

A

Pneumothorax

Fractures

Atelectasis

1033
Q

Which of these conditions is most likely to be associated with compensatory mechanism such as increased blood volume and increased myocardium muscle mass?

CHF

Pericardial Effusion

Myxoma

CAD

A

CHF

1034
Q

Which of these conditions results in bleeding focused in the suprasellar cistern?

Subarachnoid Hemorrhage (SAH)

Intracranial bleed (ICB)

Epidural Hemorrhage (EDH)

Subdural Hemorrhage (SDH)

A

Subarachnoid Hemorrhage (SAH)

1035
Q

Which of the lesions may grow from the spinal cord itself? (Choose all correct)

Spinal Ependymoma

Spinal Metastasis

Spinal Meningioma

A

Spinal Ependymoma

Spinal Metastasis

1036
Q

In dynamic breast imaging, lesions that ___________ are suspicious for malignancy.

show no enhancement

wash in and out quickly

wash in and out slowly

display plateau enhancement

A

wash in and out quickly

1037
Q

T/F: Patients are positioned supine head first for run-off exams.

A

False

1038
Q

Which of the following best describes ascites?

A disease in which the liver becomes permanently damaged

An infection of the spleen

The accumulation of excess fluid in the abdominal cavity

A type of kidney failure

A

The accumulation of excess fluid in the abdominal cavity

1039
Q

Which of the following best describes the ACL?

Extends from the medial aspect of the lateral femoral condyle to the posterior tibial spine

Extends from the medial aspect of the medial femoral condyle to the anterior tibial spine

Extends from the medial aspect of the lateral femoral condyle to the anterior tibial spine

Extends from the lateral aspect of the medial femoral condyle to the anterior tibial spine

A

Extends from the medial aspect of the lateral femoral condyle to the anterior tibial spine

1040
Q

At standard does, gadolinium has the most apparent effect on the ___ relaxation time and therefore is used as an enhancement agent on ___.

T1/T1 weighted images

T1/T2 weighted images

T2/T2 weighted images

T2/T1 weighted images

A

T1/T1 weighted images

1041
Q

T/F: A popliteal artery aneurysm is the most 2nd most common type of aneurysm in the body.

A

True

1042
Q

Which of the following is a malignant bone tumor that affects children and young adults? the tumor may start anywhere in the body, usually in the long bones of the arms and legs, the pelvis, or the chest.

Teratoma

Ewing Sarcoma

Transitional Cell Carcinoma

Chordoma

A

Ewing Sarcoma

1043
Q

T/F: Fat saturation techniques are valuable when imaging the orbits post contrast due to the presence of orbital fat.

A

True

1044
Q

The vascular signal, produced on time of flight MRA (TOF-MRA), relies on:

Velocity-induced phase shifts

Flow related enhancement

PC

MOTA

A

Flow related enhancement

1045
Q

When would we be most likely to use a STIR sequence?

MSK studies (i.e. knee, wrist)

All studies must include a STIR sequence

Head or Spine studies (to look for periventricular lesions)

CSF flow studies

A

MSK studies (i.e. knee, wrist)

1046
Q

T/F: As velocity of flow decreases, the time of flight effect decreases.

A

True

1047
Q

Which of the following best describes a remedy for cross excitation?

Use spin echo sequences

Use a long tE

Call the service engineer

Excite alternate slices during the acquisition

A

Excite alternate slices during the acquisition

1048
Q

Which of the following best describes what the “QRS” complex represents?

Atrial Systole (Contraction)

Ventricular Diastole (Relaxation)

None of the above

Ventricular Systole

A

Ventricular Systole

1049
Q

Which of the following best describes what the “P” wave represents?

Ventricular Systole

Ventricular Diastole

None of the above

Atrial Systole (Contraction)

A

Atrial Systole (Contraction)

1050
Q

T/F: Pre-saturation techniques increase the RF deposition to the patient.

A

True

1051
Q

Choose the two main uses of spatial pre-saturation from the list below.

FLAIR

SPIR

Chemical Pre-saturation

STIR

A

SPIR

Chemical Pre-saturation

1052
Q

Chemical shift is measured in which of the following units?

mm/s

ppm

G/cm

T/m

A

ppm

1053
Q

What is the most common material used to make permanent magnets?

Alnico

Titanium

Helium

Iron

A

Alnico

1054
Q

Which of the following best describes Moire artifact?

Fat and water are out of phase and their signals cancel each other out.

Anatomy from outside the FOV are wrapped into the image.

Black and white banding artifact on the edge of the FOV

Different chemical environments of fat and water produce a dark edge at the interface between fat and water.

A

Black and white banding artifact on the edge of the FOV

1055
Q

What is the approximate T1 relaxation time of fat at 1T?

200 ms

500 ms

3000 ms

2000 ms

A

200 ms

1056
Q

Which best describes the appearance of a zipper artifact?

Tissues return a high signal intensity

Anatomy folded into the FOV

A dense line on the image at a specific point.

Distortion of the image together with large signal voids.

A

A dense line on the image at a specific point.

1057
Q

Label the anatomy in this image.

A

B

C

D

E

Not labeled

A

SVC

Aorta

Common Carotid

Subclavian Artery

Pulmonary Arytery

Subclavian Vein

1058
Q

Label the anatomy in this image.

A

B

C

D

E

Not labeled

A

Pulmonary Vein

Right Atrium

Right Ventricle

Left Ventricle

Left Atrium

Pulmonary Artery

1059
Q

Label vessels in the image below.

1

2

3

4

5

A

Aorta

Right Coronary Artery

Left Anterior Descending Artery

Circumflex Artery

Left Coronary Artery

1060
Q

Label the anatomy in this image.

A

B

C

D

A

Basilar Artery

Brachiocephalic

Vertebral Artery

Common Carotid Artery

Internal Carotid Artery

1061
Q

Label the anatomy in the following image.

A

B

C

D

E

Not labeled

A

Pariental Bone

Choroid plexus

Longidutical Fissures

Lateral ventrical

Parietal Lobe

Lateral Fissure

1062
Q

Label the anatomy in the following image.

A

B

C

D

E

A

IVS

Portal vein

Stomach

Large bowel

Spleen

1063
Q

Label the anatomy in the image below.

A

B

C

D

E

Not labeled

A

Hamate

Abductor digiti minimi muscle

Trapezoid

Trapezium

Thenar muscle

Pisiform

1064
Q

Which of these pathologies is visualized in the image below?

ICB

Medulloblastoma

EDH

SDH

Ischemic stroke

A

SDH

1065
Q

What pathology is seen in this image?

Spinal Meningioma

Spinal Metastasis

Spinal Ependymoma

Tethered cord

A

Spinal Metastasis

1066
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Tuberculosis

Pleural Effusion

Lung Cancer

Interstitial lung disease

A

Pleural Effusion

1067
Q

What pathology is visible in this image?

Horseshoe kidney

Wilm’s tumor

Renal Stone

PKD

RCC

A

Wilm’s tumor

1068
Q

What pathology is visible in this image? (Choose all correct)

Cyst

Abscess

Neoplasm

Ascites

A

Neoplasm

Ascites

1069
Q

What pathology is visible in this image?

Uterine cancer

Uterine fibroid

Ovarian tumor

Prostate cancer

Ovarian cyst

A

Uterine cancer

1070
Q

What pathology is visible in the following image?

Ankylosing Spondylitis

Compression Fracture

Subluxation

Spinal Stenosis

A

Spinal Stenosis

1071
Q

What pathology is visible in this image? (Choose multiple)

GB Cancer

Cholelithiasis

Pancreatitis

Pancreatic Cancer

Liver cancer

A

GB Cancer

1072
Q

What pathology is visible in the image below?

Arachnoid Cyst

Medulloblastoma

Hydrocephalus

AVM

MS

A

Arachnoid Cyst

1073
Q

What pathology is visible in this image?

Adrenal mass

Kidney laceration

RCC

Renal Stone

Wilm’s tumor

A

Kidney laceration

1074
Q

Which of these pathologies is visualized in the image below?

Abscess

Astrocytoma

Medulloblastoma

SDH

Ischemic stroke

A

Medulloblastoma

1075
Q

What pathology is seen in this image?

CHF

CAD

Myxoma

Pericardial Effusion

A

CHF

1076
Q

What pathology is visible in this image?

Renal Stone

TCC

RCC

BPH

Prostate cancer

A

TCC

1077
Q

What pathology is visualized in the following image?

Nasal fracture

LeFort fracture

Zygomaticomaxillary complex fracture

Blow-out fracture

Dental abscess

A

Zygomaticomaxillary complex fracture

1078
Q

Which of these pathologies is visualized in the image below?

Medulloblastoma

Metastatic brain cancer

Astrocytoma

Acoustic Neuroma

Pituitary Adenoma

A

Astrocytoma

1079
Q

What pathology is visible in this image?

Pancreatitis

Pancreatic Cancer

GB Cancer

Liver cancer

Cholelithiasis

A

Pancreatic Cancer

1080
Q

What pathology is visible in this image?

Gastric cancer

Splenic Laceration

Cirrhosis

Lymphoma

A

Gastric cancer

1081
Q

Which of the following best describes the anatomy indicated by number twelve on the image shown below:

Acromion

Spine of the scapula

Scapula

Teres major muscle

A

Scapula

1082
Q

Define Embolism

A

Clotting within a blood vessel

1083
Q

Define Thrombus

A

Anything blocking a blood vessel

1084
Q

Define Thrombotic Embolism

A

Condition in which the formation or movement of a thrombus occludes a vessel causing infractions of the tissue being supplied by the vessel

1085
Q

Define CVA

A

A criticval condition in which a thrombus in the brain causes damage to the brain cells (infraction)

1086
Q

Define TIA

A

An acute episode of temporary neurological dysfunction resulting from focal cerebral ischmeia not associated with permanent cerebral infraction

1087
Q

Which of these medications would help to minimize nausea and vomiting?

Epinephrine

Atropine

Valium

Zofran

A

Zofran

1088
Q

The jugular foramen is formed at the junctions of what two bones?

Temporal and parietal

Sphenoid and temporal

Temporal and sphenoid

Occipital and temporal

A

Occipital and temporal

1089
Q

Most venous blood from the lower abdomen travel back to the heart via what vessel?

SVC

Aorta

Portal vein

IVC

A

IVC

1090
Q

Which of the following is the most inferior aspect of the brainstem?

Pons

Medulla oblongata

None of the above

Mid brain

A

Medulla oblongata

1091
Q

The hepatic flexture of the colon is located within which quadrant of the abdomen?

LUQ

LLQ

RUQ

RLQ

A

RUQ

1092
Q

Define Anterior/Ventral

A

Towards the front

1093
Q

Define Superior

A

Above

1094
Q

Define Posterior/Dorsal

A

Towards the back

1095
Q

Define Medial

A

Towards the midline

1096
Q

Define Inferior

A

Below

1097
Q

Define Lateral

A

Away from midline

1098
Q

The fold of the dura mater extending into the longitudinal fissure is termed the:

Superior Sagittal Sinus

Inferior Sagittal Sinus

Falx Cerebri

Falx Cerebelli

A

Falx Cerebri

1099
Q

The cranium is comprised of how many bones?

None of the above

8

22

14

A

8

1100
Q

The basilar artery is formed at the level of which of the following structure?

EAM

Jugular notch

Thyroid cartilage

Foramen magnum

A

Foramen magnum

1101
Q

Define Ipsilateral

A

on the same side

1102
Q

Define Plantar

A

bottom of foot

1103
Q

Define Contralateral

A

on the opposite side

1104
Q

Define Palmar

A

the anterior hand

1105
Q

Which fold of the dura mater covers the pituitary gland?

Tentorium

Diaphragma sellae

Falx cerebelli

Falx cerebrum

A

Diaphragma sellae

1106
Q

The spine is nearest what surface of the body?

Anterior

Rostral

Dorsal

Ventral

A

Dorsal

1107
Q

T/F: During ovulation the ovaries decrease in size.

A

False

1108
Q

Which of the major braches of the aorta feed the stomach?

IMA

SMA

All of the above

Celiac Trunk

A

Celiac Trunk

1109
Q

The ophthalmic artery is a direct branch of which of the following vessels?

Common carotid

Internal jugular

Internal carotid

External carotid

A

Internal carotid

1110
Q

Which of the meninges attaches directly to the surface of the brain?

Arachnoid

All of the above

Pia mater

Dura mater

A

Pia mater

1111
Q

Which primary bronchus is longer?

Left

Right

A

Left

1112
Q

Which of the following is a retroperitoneal structure?

Jejunum

All of the above

Duodenum

Ileum

A

Duodenum

1113
Q

Which of these conditions can be further defined with angiographic/contrast enhanced imaging? (Choose all correct)

Subdural Hemorrhage (SDH)

Subarachnoid Hemorrhage (SAH)

Intracranial bleed (ICB)

Ischemic stroke

A

Subarachnoid Hemorrhage (SAH)

Ischemic stroke

1114
Q

Which of these skull fractures is least likely to require intervention?

Linear skull fracture

Basilar skull fracture

Depressed skull fracture

Ping-pong fracture

A

Linear skull fracture

1115
Q

Which of the following describes the appearance of lung cancer in specialty imaging? (choose all correct)

Rim-enhancing

Poorly defined neoplasm

Most common in the mediastinum

Single lesions only

A

Rim-enhancing

Most common in the mediastinum

1116
Q

Which of these pathologies is sometimes accompanied by meningocele formation?

Spina Bifida

Tethered cord

Ankylosing Spondylitis

Spinal Meningioma

A

Spina Bifida

1117
Q

Which of these conditions will be accompanied by hematoma formation? Choose multiple if applicable.

Simple aneurysm

Ruptured Aneurysm

Dissecting aneurysm

A

Ruptured Aneurysm

1118
Q

Which of these conditions appears in imaging as tissue ischemia and/or areas of poor contrast perfusion?

Infarct

Aneurysm

Abscess

Malignancy

A

Infarct

1119
Q

What may be responsible for the formation of a pneumothorax? (choose all correct)

Trauma

Hemothorax

Spontaneous

Surgery

A

Trauma

Spontaneous

Surgery

1120
Q

Which of the following best describes ascites?

A disease in which the liver becomes permanently damaged

An infection of the spleen

A type of kidney failure

The accumulation of excess fluid in the abdominal cavity

A

The accumulation of excess fluid in the abdominal cavity

1121
Q

What effect does the magneto-hemodynamic effect have? Is this a permanent effect? (Check all that apply)

Increase in the amplitude of the “T” wave on EKG gating.

Increase in the amplitude of the “R” wave on EKG gating.

Permanent effect– EKG tracing continues to show an elevated wave form after the patient has had an MRI exam.

Reversible effect– EKG tracing returns to normal when the patient is removed from the static magnetic field.

A

Increase in the amplitude of the “T” wave on EKG gating.

Reversible effect– EKG tracing returns to normal when the patient is removed from the static magnetic field.

1122
Q

T/F: As velocity of flow decreases, the time of flight effect decreases.

A

True

1123
Q

Identify the two factors that determine which hydrogen nuclei align parallel and which align anti-parallel with the main magnetic field.

The strength of the external magnetic field

The thermal energy level of the nuclei

The orientation of the patient in the scanner (head first vs. feet first)

How many nuclei there are in each patient’s body

A

The strength of the external magnetic field

The thermal energy level of the nuclei

1124
Q

What is the chemical shift at 1.5 T?

22 Hz

2.2 Hz

220 KHz

220 Hz

A

220 Hz

1125
Q

Which of the following best describe spin-lattice relaxation? (Choose all that apply)

T2 Decay

Time it takes 88% of the longitudinal magnetization to recover in tissue.

Nuclei give up energy to the surrounding environment, resulting in longitudinal recovery.

T1 Recovery

A

Nuclei give up energy to the surrounding environment, resulting in longitudinal recovery.

T1 Recovery

1126
Q

Which of the following is known as the basic MRI contrast?

Proton density weighting

T2 weighting

T1 weighting

Gray imaging

A

Proton density weighting

1127
Q

Why do we use shimming?

To make the magnetic field smaller

To make the field even or homogenous

To induce a current

To apply a magnetic field

A

To make the field even or homogenous

1128
Q

What does BOLD stand for?

Type of CT scanning

Blood oxygen line developed

Body oriented level dependent

Blood oxygenation level dependent

A

Blood oxygenation level dependent

1129
Q

Which of the following statements is true in an incoherent gradient echo sequence?

The flip angle is always 10°

The system discriminates between residual and the most recently created transverse magnetization because it has a different phase value

It is not a steady state sequence

Residual transverse magnetization has the same phase as the magnetization most recently created

A

The system discriminates between residual and the most recently created transverse magnetization because it has a different phase value

1130
Q

Which of the following best describes Moire artifact?

Black and white banding artifact on the edge of the FOV

Different chemical environments of fat and water produce a dark edge at the interface between fat and water.

Fat and water are out of phase and their signals cancel each other out.

Anatomy from outside the FOV are wrapped into the image.

A

Black and white banding artifact on the edge of the FOV

1131
Q

T/F: T2 shine through occurs when lesions or areas with a very long T1 decay time remain bright on the DW or trace image.

A

False

1132
Q

Identify the anatomy in the following image.

A

B

C

D

Not labeled

A

Urinary bladder

Uterus

Vagina

Pubis symphysis

Ovary

1133
Q

Label the anatomy in the image below.

A

B

C

Not labeled

A

Ulna

Flexor Tendons

Radius

Extensor Tendons

1134
Q

Label the anatomy in the following image.

A

B

C

D

Not labeled

A

Stomach

Ascending Colon

Splenic fixture

Descending colon

Small bowel

1135
Q

Which of these pathologies is visualized in the image below? (choose all correct)

Astrocytoma

MS

Brain contusions

EDH

SDH

A

Brain contusions

EDH

1136
Q

What pathology is seen in this image?

Spinal Meningioma

Tethered cord

Spinal Ependymoma

Spinal Metastasis

A

Spinal Ependymoma

1137
Q

What pathology is seen in this image?

Spinal Stenosis

Compression Fracture

Ankylosing Spondylitis

Subluxation

A

Spinal Stenosis

1138
Q

Which of these pathologies is visualized in the image below?

Pituitary Adenoma

Meningioma

Medulloblastoma

Astrocytoma

Metastatic brain cancer

A

Meningioma

1139
Q

Which of these pathologies is visualized in the image below? (choose all correct)

Ischemic stroke

SDH

ICB

Edema

Medulloblastoma

A

ICB

Edema

1140
Q

What pathology is visible in this image? Mark multiple only if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Hemothorax

Tuberculosis

Lung Cancer

Pleural Effusion

A

Lung Cancer

1141
Q

Which of these pathologies is visualized in the image below?

Acoustic Neuroma

Metastatic brain cancer

Pituitary Adenoma

Astrocytoma

Medulloblastoma

A

Acoustic Neuroma

1142
Q

What pathology is visible in this image? (choose multiple)

Crohn’s disease

Colon cancer

SBO

Appendicitis

Colitis

A

Colon cancer

SBO

1143
Q

What pathology is visible in this image?

PKD

Horseshoe kidney

Wilm’s tumor

RCC

Renal Stone

A

RCC

1144
Q

Which of these pathologies is visualized in the image below?

Medulloblastoma

Astrocytoma

Pituitary Adenoma

Acoustic Neuroma

Metastatic brain cancer

A

Astrocytoma

1145
Q

What pathology is visible in this image?

Hemangiomas

Liver cancer

Liver laceration

Cirrhosis

A

Liver cancer

1146
Q

What pathology is visible in this image?

Gastric cancer

Liver cancer

Splenic Laceration

Lymphoma

A

Splenic Laceration

1147
Q

What pathology is seen in this image?

Meningocele

Myelomeningocele

Spina bifida occulta

A

Meningocele

1148
Q

What pathology is seen in this image?

Pulmonary Embolism

Aortic Aneurysm

Pericardial Effusion

CHF

A

Pulmonary Embolism

1149
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Pneumothorax

Interstitial lung disease

Lung Cancer

Pneumonia

A

Pneumonia

1150
Q

Which of these pathologies is visualized in the image below?

Arachnoid Cyst

Cerebral Atrophy

Meningitis

Chiari Malformation

Hydrocephalus

A

Meningitis

1151
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Tuberculosis

Pneumonia

Pneumothorax

COPD

A

COPD

1152
Q

What pathology is visualized in the following image?

Blow-out fracture

Nasal fracture

Dental abscess

LeFort fracture

Zygomaticomaxillary complex fracture

A

Zygomaticomaxillary complex fracture

1153
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Tuberculosis

Pleural Effusion

Lung Cancer

Pneumonia

A

Tuberculosis

Pneumonia

1154
Q

What pathology is visible in this image?

Splenic Laceration

Lymphoma

Liver cancer

Gastric cancer

A

Lymphoma

1155
Q

Which of the following pathologies is visualized in this image? (choose all correct)

Basilar skull fracture

Depressed skull fracture

Linear skull fracture

Epidural hematoma

Ping-pong skull fracture

A

Ping-pong skull fracture

1156
Q

What pathology is visible in this image?

Ovarian tumor

Ovarian cyst

Uterine fibroid

Uterine cancer

Prostate cancer

A

Uterine cancer

1157
Q

Which of the following represents a normal oral temperature? (in degrees F)

97

94

101

100

A

97

1158
Q

The spleen is located within which quadrant of the abdomen?

RLQ

RUQ

LUQ

LLQ

A

LUQ

1159
Q

The longitudinal fissure separates which aspects of the brain?

Right and Left Cerebral Lobes

Cerebral and Cerebellar

Frontal and Parietal

Temporal and Parietal Lobes

A

Right and Left Cerebral Lobes

1160
Q

The aorta bifurcates into which of the following at the level of L4?

Internal iliac arteries

IVC

Common iliac arteries

Common femoral arteries

A

Common iliac arteries

1161
Q

Which aspect of the ventricular system is positioned between the lobes of the thalamus?

Third ventricle

Fourth ventricle

Superior Sagittal Sinus

Lateral ventricles

A

Third ventricle

1162
Q

All of the venous pathways in the brain ultimately drain into which major vessels of the neck?

Vertebral arteries

Common carotid arteries

Internal carotid arteries

Internal jugular veins

A

Internal jugular veins

1163
Q

The neck is ________ to the chest.

Inferior

Caudal

Posterior

Cephalic

A

Cephalic

1164
Q

Which aspect of the diencephalon helps to form the lateral walls of the third ventricles?

Pituitary gland

Thalamus

Epithalamus

Hypothalamus

A

Thalamus

1165
Q

Which fold of the dura mater separates the cerebrum and cerebellum?

Tentorium

Falx cerebelli

Falx cerebrum

Diaphragma sellae

A

Tentorium

1166
Q

Which of the following is the largest aspect of the brain?

Diencephalon

Cerebrum

Brainstem

Cerebellum

A

Cerebrum

1167
Q

The foramen rotundum provides passage for which of the following?

Optic Nerve

Mandibular branch of the trigeminal nerve

Middle meningeal artery

Maxillary Nerve

A

Maxillary Nerve

1168
Q

Which of the following is a feature characteristic of only thoracic vertebrae?

Transverse foramina

Fused transverse processes

Large vertebral bodies

Facets and demi-facets

A

Facets and demi-facets

1169
Q

Which of the following arises from the right ventricle?

Pulmonary arteries

Aorta

Pulmonary veins

Coronary arteries

A

Pulmonary arteries

1170
Q

Which aspect of the diencephalon is considered the master endocrine gland?

Hypothalamus

Epithalamus

Pituitary gland

Thalamus

A

Pituitary gland

1171
Q

Which of these conditions is the most likely to be lethal?

Ischemic stroke

Hemorrhagic stroke

A

Hemorrhagic stroke

1172
Q

Which of these conditions is most likely to present as standing and abscess formation in the RLQ?

Appendicitis

SBO

Colon cancer

Ulcerative colitis

A

Appendicitis

1173
Q

What is the most common location to visualize Crohn’s disease?

Terminal Ileum

Vesicular-Ureteral Junction

Jejunum

Duodenum

A

Terminal Ileum

1174
Q

Which of these areas are usually affected in a zygomaticomaxillary complex fracture? (choose all correct)

Maxillary sinus

Zygomatic arch

Orbital wall

Nasal bones

A

Maxillary sinus

Zygomatic arch

Orbital wall

1175
Q

Gallstones can be related to which of the following conditions? (Choose all correct)

Cirrhosis

Cholecystitis

Pancreatitis

Gall bladder cancer

A

Cholecystitis

Pancreatitis

Gall bladder cancer

1176
Q

Which of the following pathologies is imaged as filling a defect(s) in the coronary circulatory system?

CAD

CHF

Myxoma

Pericardial Effusion

A

CAD

1177
Q

With of these conditions can be identified as bowel wall thickening? (Choose all correct)

SBO

Ischemic colitis

Crohn’s disease

Ulcerative colitis

A

Ischemic colitis

Crohn’s disease

Ulcerative colitis

1178
Q

Which of the following is commonly known as washerwoman’s sprain?

De Quervain Tenosynovitis

Rheumatoid Arthritis

Hamartoma

Carpal Tunnel Syndrome

A

De Quervain Tenosynovitis

1179
Q

Which of the following best describes a remedy for cross excitation?

Call the service engineer

Use a long tE

Use spin echo sequences

Excite alternate slices during the acquisition

A

Excite alternate slices during the acquisition

1180
Q

How do gradients affect the main magnetic field?

They add to the main magnetic field

They give the image its shades of gray

They subtract from the main magnetic field

They alter the main magnetic field in a linear fashion

A

They add to the main magnetic field

They subtract from the main magnetic field

They alter the main magnetic field in a linear fashion

1181
Q

In a typical superconducting magnet, the direction of the magnetic field is:

Horizontal

Vertical

Hard to measure

Around the flux lines

A

Horizontal

1182
Q

T/F: The phase axis of K space is vertical and is centered in the middle of K space perpendicular to the frequency axis.

A

True

1183
Q

Multiphase images, acquired with additional modulation of magnetization, are known as:

TOF-MRA

SPAMM

PC-MRA

VENC

A

SPAMM

1184
Q

T/F: Functional imaging techniques allow MRI to be used to assess function and physiology as opposed to merely conventional structural imaging.

A

True

1185
Q

T/F: Interventional MRI includes performing biopsies in the MR suite.

A

True

1186
Q

T/F: K space is not the image.

A

True

1187
Q

Label the anatomy in the following image.

A

B

C

Not labeled

A

Frontal

Temporal Bone

Occipital Bone

External Occipital Protuberance

1188
Q

Label the anatomy in the image below.

A

B

C

D

E

Not labeled

A

Extensor Digitorum Brevis Muscle

Calcaneus

Navicular

Talus

Abductor Hallicus Muscle

Cuboid

1189
Q

Label the anatomy in the following image.

A

B

C

D

Not labeled

A

Hepatic Artery

IVC

Splenic Artery

Celiac Trunk

SMA

1190
Q

Label the anatomy in the following image.

A

B

C

D

E

A

Gallbladder

Kidney

Stomach

Pancreas

Splenic Vein

1191
Q

Which of these pathologies is visualized in the image below?

Metastatic brain cancer

Astrocytoma

Medulloblastoma

Pituitary Adenoma

Acoustic Neuroma

A

Pituitary Adenoma

1192
Q

What pathology is visible in this image?

Ovarian cyst

Uterine fibroid

Uterine cancer

Ovarian tumor

Prostate cancer

A

Ovarian cyst

1193
Q

What pathology is visualized in the following image?

Dental abscess

Zygomaticomaxillary complex fracture

LeFort fracture

Nasal fracture

Blow-out fracture

A

Nasal fracture

1194
Q

Which of these pathologies is visualized in the image below?

Abscess

Arachnoid Cyst

Medulloblastoma

Meningitis

SDH

A

Abscess

1195
Q

What pathology is visible in this image?

Lymphoma

Gastric cancer

Liver cancer

Splenic Laceration

A

Lymphoma

1196
Q

What pathology is visible in this image?

Wilm’s tumor

RCC

PKD

Renal Stone

Horseshoe kidney

A

Horseshoe kidney

1197
Q

What pathology is visible in this image? (Choose all correct)

Neoplasm

Hematoma

Inflammation

Laceration

A

Hematoma

Laceration

1198
Q

What pathology is seen in this image?

Tethered cord

Spina bifida

Spinal Meningioma

Spinal Ependymoma

A

Tethered cord

1199
Q

What pathology is visible in this image?

Liver cancer

Lymphoma

Splenic Laceration

Gastric cancer

A

Splenic Laceration

1200
Q

What pathology is visible in this image?

Malignant Neoplasm

Abscess

Cyst

Ascites

A

Cyst

1201
Q

What pathology is visible in this image?

Colitis

Cyst

Abscess

Neoplasm

A

Colitis

1202
Q

Which of these pathologies is visualized in the image below?

SDH

Neoplasm

EDH

Abscess

Ischemic stroke

A

Ischemic stroke

1203
Q

What pathology is visible in the image below?

EDH

ICB

Medulloblastoma

SDH

Chiari Malformation

A

Chiari Malformation

1204
Q

What pathology is visible in this image?

Hemangiomas

Liver laceration

Cirrhosis

Liver cancer

A

Hemangiomas

1205
Q

What pathology is seen in this image?

Myxoma

CHF

CAD

Pericardial Effusion

A

Pericardial Effusion

1206
Q

What pathology is visible in the image below?

Medulloblastoma

MS

Arachnoid Cyst

AVM

Hydrocephalus

A

MS

1207
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Tuberculosis

Lung Cancer

Interstitial lung disease

Pleural Effusion

A

Tuberculosis

1208
Q

What pathology is visible in this image?

Pancreatic Cancer

Liver cancer

Pancreatitis

GB Cancer

Cholelithiasis

A

Pancreatitis

1209
Q

What pathology is seen in this image?

Spinal Meningioma

Spina bifida

Tethered cord

Spinal Ependymoma

A

Spinal Meningioma

1210
Q

Which of the following is a potential complication to IV therapy? (Choose all correct)

Hypothermia

Infection

Fluid-overload

Embolism

A

Hypothermia

Infection

Fluid-overload

Embolism

1211
Q

Which of these conditions is caused by a thrombus in the coronary arteries?

Cardiogenic Shock

Myocardial Infarction

Cardiac Tamponade

Congestive Heart Failure

A

Myocardial Infarction

1212
Q

Iodinated contrast for IV infusion should have an osmolarity that is:

Isotonic

Hypotonic

Hypertonic

None of the above

A

Isotonic

1213
Q

Which of these lab tests may help to indicate whether or not a patient has an infection? (choose all correct)

Hemoglobin

WBC count

Hematocrit

Platelet count

A

WBC count

1214
Q

Disrupting the body’s electrolyte balance is one risk associated with using which of the following contrast types for IV infusion?

Non-ionic

High osmolar

Ionic

Hypertonic

A

Ionic

1215
Q

The hepatic artery shares a common trunk with which of the following vessels?

Renal arteries

IMA

Splenic artery

SMA

A

Splenic artery

1216
Q

The angle of the mandible is also known as the:

Ramus

Alveolar Process

Body

Gonion

A

Gonion

1217
Q

Which of the following vessel pairs ultimately merge and form the basilar artery?

Vertebrals

External Carotids

Internal Carotids

Internal Jugulars

A

Vertebrals

1218
Q

The pre-central and post-central gyri are adjacent to which fissure of the brain?

Interhemispheric Fissure

Lateral Fissure

Longitudinal Fissure

Central Fissure

A

Central Fissure

1219
Q

As it passes behind the inguinal ligament, the external iliac artery becomes which of the following?

IVC

Common femoral arteries

Internal iliac arteries

Common iliac arteries

A

Common femoral arteries

1220
Q

Which of the follow list in order from superior to inferior the major branches of the abdominal aorta:

Celiac Trunk, SMA, Renal Arteries, IMA

Celiac Trunk, Renal Arteries, SMA, IMA

Celiac Trunk, SMA, IMA, Renal Arteries

SMA, IMA, Celiac Trunk, Renal Arteries

A

Celiac Trunk, SMA, Renal Arteries, IMA

1221
Q

Which of the following vessels supply blood to the face and scalp?

Internal Jugulars

Vertebrals

External Carotids

Internal Carotids

A

External Carotids

1222
Q

Which of the following muscle groups attach between the spinous processes and transverse processes of different vertebrae?

Erector spinae muscles

Psoas muscles

Transversospinal muscles

Splenius muscles

A

Transversospinal muscles

1223
Q

Renal pyramids are apparent in which aspect of the kidney?

Collecting system

Ureters

Cortex

Medulla

A

Medulla

1224
Q

What is most common area of the spine to identify spinal metastasis?

Sacral Spine

Thoracic Spine

Lumbar Spine

Cervical spine

A

Thoracic Spine

1225
Q

Which of these pathologies are defined as an abnormal fluid accumulation in the thoracic cavity? (choose all correct)

Pleural effusion

Pneumothorax

Pericardial Effusion

Pneumonia

A

Pleural effusion

Pericardial Effusion

Pneumonia

1226
Q

Which of the following describes the imaging characteristics of pneumonia? (choose all correct)

small to large accumulations

Common near the fissures of the lower lobes

rim-enhancing

Well-defined borders

A

small to large accumulations

Common near the fissures of the lower lobes

1227
Q

Which of these conditions appears as excessive fluid inside the abdomen but outside of the GI tract?

Colitis

Inflammation

Ascites

Abscess

A

Ascites

1228
Q

Which of these conditions is likely to be accompanied by ascites? (Choose all correct)

SBO

Appendicitis

Ulcerative colitis

Cirrhosis

A

Ulcerative colitis

Cirrhosis

1229
Q

Label the anatomy in this image.

A

B

C

Not Labeled

A

Mandible

Internal Jugular

Parotid Gland

Common Carotid

1230
Q

Label the anatomy in this image.

A

B

C

D

Not Labeled

A

Coracoid Process

Rib

Glenoid Process

Scapular Spine

Acromion Process

1231
Q

Label the anatomy in the image below.

A

B

C

D

E

Not Labeled

A

Brachioradialis Muscle

Olecranon Process

Cephalic Vein

Pronator Tree Muscle

Capitulum

Radial Head

1232
Q

Identify the anatomy in the following image.

A

B

C

D

Not Labeled

A

Uterus

Bowel

Urinary bladder

Rectum

Ovary

1233
Q

Label the anatomy in the image below.

A

B

C

D

Not Labeled

A

Radial Head

Ulna

Cephalic Vein

Ulnar Nerve

Radial Artery

1234
Q

Label the anatomy in the following image.

A

B

C

D

Not labeled

A

Frontal Bone

Nasal Bone

Frontal Sinus

Maxillary Bone

Zygoma

1235
Q

Identify the anatomy in the following image.

A

B

C

D

Not Labeled

A

Ischium

Pubis

Pubis Symphysis

Femur

Ilium

1236
Q

Which of the following pathologies is visualized in this image? (choose all correct)

Ping-pong skull fracture

Epidural hematoma

Basilar skull fracture

Linear skull fracture

Depressed skull fracture

A

Basilar skull fracture

Linear skull fracture

1237
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Tuberculosis

Pleural Effusion

Lung Cancer

Pneumonia

A

Tuberculosis

Pneumonia

1238
Q

Which of these pathologies is visualized in the image below?

SDH

Medulloblastoma

Ischemic stroke

ICB

EDH

A

SDH

1239
Q

Which of these pathologies is visualized in the image below?

Medulloblastoma

Pituitary Adenoma

Metastatic brain cancer

Astrocytoma

Acoustic Neuroma

A

Astrocytoma

1240
Q

What pathology is visible in the following image?

Spinal Stenosis

Compression Fracture

Ankylosing Spondylitis

Subluxation

A

Ankylosing Spondylitis

1241
Q

Which of these pathologies is visualized in the image below? (choose all correct)

EDH

SDH

Brain contusions

Astrocytoma

MS

A

EDH

Brain contusions

1242
Q

What pathology is visible in this image?

Hemangiomas

Cirrhosis

Liver cancer

Liver laceration

A

Liver cancer

1243
Q

What pathology is visualized in the following image?

Dental abscess

Nasal fracture

Zygomaticomaxillary complex fracture

Blow-out fracture

Mandible Fracture

A

Dental abscess

1244
Q

Which type of isolation precaution requires special air handling units?

Airborne Isolation

Standard Precaution

Droplet Isolation

Contact Isolation

A

Airborne Isolation

1245
Q

Which of these medications would help to minimize nausea and vomiting?

Zofran

Atropine

Epinephrine

Valium

A

Zofran

1246
Q

Which of these lab tests may indicate a patients potential for bleeding? (choose all correct)

Hematocrit

Platelet count

Hemoglobin

WBC count

A

Platelet count

1247
Q

An axial plane divides the body into _______ and ________ portions.

Upper and lower

Front and back

Dorsal and ventral

Right and left

A

Upper and lower

1248
Q

The submandibular glands are located medially to what aspect of the mandible?

Body

None of the above

Ramus

Mentum

A

Body

1249
Q

Which of the following is not composed of white brain matter?

Corpus Callosum

Myelinated Axons

Cerebral cortex

None of the above

A

Cerebral cortex

1250
Q

Through which aspect of the brainstem does the cerebral aqueduct transverse?

Mid brain

None of the above

Medulla oblongata

Pons

A

Mid brain

1251
Q

What is the distinguishing feature of ovarian cancer?

Cystic changes

General enlargement

Wall thickening

Rim-enhancement

A

General enlargement

1252
Q

Which of these conditions may be further categorized as infectious, ulcerative, or ischemic?

Cysts

Colitis

Cancer

Abscess

A

Colitis

1253
Q

What is the most aggressive brain tumor?

Medulloblastoma

Pituitary adenoma

Astrocytoma

Meningiomas

Acoustic Neuroma

A

Medulloblastoma

1254
Q

Which of these conditions may account for the formation of a PE? (choose all correct)

pregnancy

Recent respiratory infection

immobility

recent surgery

A

pregnancy

immobility

recent surgery

1255
Q

Label the anatomy in the following image.

A

B

C

D

Not Labeled

A

Vertebral Foramen

Sphenoid Sinus

Anterior Arch of C1

Odontoid Process

Transverse Foramina

1256
Q

Label the anatomy in the image below.

A

B

C

D

E

Not Labeled

A

Infraspinatus Muscle

Pectoralis Major Muscle

Pectoralis Minor Muscle

Biceps Brachii Muscle

Subscapularis Muscle

Teres Minor Muscle

1257
Q

Label the anatomy in this image.

A

B

C

D

Not Labeled

A

Hyoid Bone

Internal Jugular Vein

SCM Muscle

Vertebral Artery

Parotid Gland

1258
Q

Label the anatomy in the image below.

A

B

C

D

E

Not Labeled

A

Vastus Madialis Muscle

Sartorius Muscle

Semimembransis Muscle

Femoral Shaft

Biceps Femoris Muscle

Tibial Shaft

1259
Q

Label the anatomy in this image.

A

B

C

D

Not Labeled

A

Scapular Spine

Clavivle

Sternum

Rib

Coracoid Process

1260
Q

Label the anatomy in the image below.

A

B

C

D

E

Not Labeled

A

Extensor Digitorium Brevis Muscle

Calcaneus

Navicular

Talus

Abducto Hallicus Muscle

Cuboid

1261
Q

What pathology is visible in the following image?

Spinal Stenosis

Ankylosing Spondylitis

Subluxation

Compression Fracture

A

Spinal Stenosis

1262
Q

What pathology is visible in this image?

Gastric cancer

Cirrhosis

Lymphoma

Splenic Laceration

A

Gastric cancer

1263
Q

What pathology is visible in this image?

Colitis

Colon cancer

Appendicitis

SBO

Crohn’s disease

A

Appendicitis

1264
Q

What pathology is visible in this image?

PKD

Horseshoe kidney

Wilm’s tumor

RCC

Renal Stone

A

Wilm’s tumor

1265
Q

What pathology is visible in this image? (Choose all correct)

Ascites

Hematoma

Infarct

Neoplasm

A

Infarct

1266
Q

What pathology is seen in this image?

Spinal Metastasis

Tethered cord

Spinal Meningioma

Spinal Ependymoma

A

Spinal Metastasis

1267
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Pneumonia

Lung Cancer

Pneumothorax

Interstitial lung disease

A

Pneumonia

1268
Q

What pathology is visible in this image?

Neoplasm

Hematoma

Laceration

Infarct

A

Infarct

1269
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Interstitial Lung Disease

Hemothorax

Pneumothorax

Tuberculosis

A

Hemothorax

Pneumothorax

1270
Q

What pathology is seen in this image?

CAD

PE

Pericardial Effusion

Aortic Aneurysm

A

PE

1271
Q

What pathology is visible in the following image?

Compression Fracture

Ankylosing Spondylitis

Spinal Stenosis

Subluxation

A

Ankylosing Spondylitis

1272
Q

What pathology is visible in this image?

Splenic Laceration

Lymphoma

Gastric cancer

Liver cancer

A

Lymphoma

1273
Q

Label the anatomy in the image below.

A

B

C

D

E

Not Labeled

A

Navicular

Cuneiform

Tibia

Talus

Calcaneus

Fibula

1274
Q

Label the anatomy in the image below.

A

B

C

D

Not Labeled

A

Vertebral Foramen

Sphenoid Sinus

Anterior Arch of C1

Odontoid Process

Transverse Foramina

1275
Q

Label the anatomy in the image below.

A

B

C

D

Not Labeled

A

Uterus

Bowel

Urinary bladder

Rectum Ovary

1276
Q

Urinary bladder

A

B

C

D

Not Labeled

A

Urinary Bladder

Vagina

Psoas Muscle

Uterus

Sigmoid Colon

1277
Q

Identify the anatomy in the following image.

A

B

C

D

Not Labeled

A

Urinary Bladder

Uterus

Vagina

Pubis Symphysis

Ovary

1278
Q

Which of the following pathologies is visualized in this image? (choose all correct)

Ping-pong skull fracture

Basilar skull fracture

Epidural hematoma

Depressed skull fracture

Linear skull fracture

A

Ping-pong skull fracture

1279
Q

Which of these pathologies is visualized in the image below?

ICB

AVM

Astrocytoma

SDH

EDH

A

EDH

1280
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Pneumothorax

Hemothorax

Interstitial lung disease

Pleural Effusion

A

Pneumothorax

1281
Q

Which of these pathologies is visualized in the image below? (choose all correct)

SDH

Ischemic stroke

Medulloblastoma

ICB

Edema

A

ICB

Edema

1282
Q

What pathology is seen in this image?

Pericardial Effusion

Myxoma

CAD

CHF

A

CHF

1283
Q

What pathology is visible in this image? (Choose all correct)

Ascites

Cyst

Neoplasm

Abscess

A

Ascites

Neoplasm

1284
Q

Which of these pathologies is visualized in the image below?

Metastatic brain cancer

Pituitary Adenoma

Medulloblastoma

Acoustic Neuroma

Astrocytoma

A

Astrocytoma

1285
Q

What pathology is visible in this image? Mark multiple only if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Lung Cancer

Pleural Effusion

Hemothorax

Tuberculosis

A

Lung Cancer

1286
Q

What pathology is visible in the image below?

MS

AVM

Arachnoid Cyst

Hydrocephalus

Medulloblastoma

A

MS

1287
Q

What pathology is visible in this image?

RCC

TCC

Prostate cancer

BPH

Renal Stone

A

TCC

1288
Q

Which of these pathologies is visualized in the image below? (choose all correct)

Astrocytoma

Brain contusions

MS

EDH

SDH

A

Brain contusions

EDH

1289
Q

What pathology is visible in the following image?

Subluxation

Compression Fracture

Ankylosing Spondylitis

Spinal Stenosis

A

Subluxation

1290
Q

What pathology is seen in this image?

PE

Pericardial Effusion

CAD

Myxoma

A

Myxoma

1291
Q

What pathology is visible in this image?

Splenic Laceration

Lymphoma

Gastric cancer

Liver cancer

A

Lymphoma

1292
Q

What pathology is seen in this image?

Spondylolisthesis

Ankylosing Spondylitis

Compression Fracture

Tethered Cord

A

Spondylolisthesis

1293
Q

What pathology is visible in this image? (choose multiple)

SBO

Colitis

Appendicitis

Crohn’s disease

Colon cancer

A

SBO

Colon cancer

1294
Q

Which of these pathologies is visualized in the image below?

Medulloblastoma

Pituitary Adenoma

Metastatic brain cancer

Acoustic Neuroma

Astrocytoma

A

Pituitary Adenoma

1295
Q

Define Narcotic

A

Opium-based or opium-like analgesics. These drugs are potent pain-releivers with mood-altering side effects

1296
Q

Define Analgesic

A

Pain releivers

1297
Q

Define Sedatives

A

A drug that quiets nervous excitement

1298
Q

Define Cardiogenic Shock

A

a psychologic state in which inadequate tissuer pefussion results from cardiac dysfunction

1299
Q

Define Myocardial Infarction

A

Irreversible necrosis of heart muscle secondary to prolonged ischemia

1300
Q

Define Congestive Heart Failure

A

a clinical syndrome in which the heart fails to pump blood at the rate required by the metabolizing tissues

1301
Q

Define Cardiac Tamponade

A

a clinical syndrome caused by the accumulation of fluid in the pericardial space

1302
Q

Label the anatomy in this image.

A

B

C

D

Not labeled

A

Hyoid bone

Internal jugular vein

SCM Muscle

Vertebral Artery

Parotid Gland

1303
Q

Label the anatomy in the following image.

A

B

C

D

Not labeled

A

Transverse colon

Liver

Descending colon

Renal cortex

Renal Medulla

1304
Q

Label the anatomy in the image below.

A

B

C

D

E

Not labeled

A

Trachea

Radial Shaft

humeral Shaft

Olecranon Process

Corocoid Process

Ulnar Shaft

1305
Q

Label the anatomy in the following image.

A

B

C

D

E

A

IVC

Portal vein

stomach

large bowel

spleen

1306
Q

Label the anatomy in the following image.

A

B

C

Not labeled

A

frontal

temporal bone

occipital bone

external occipital protuberance

1307
Q

Which of these pathologies is visualized in the image below?

Medulloblastoma

Pituitary Adenoma

Astrocytoma

Metastatic brain cancer

Acoustic Neuroma

A

Metastatic brain cancer

1308
Q

What pathology is visible in this image?

Abscess

Ascites

Cyst

Malignant Neoplasm

A

Cyst

1309
Q

What pathology is visible in this image?

Infarct

Laceration

Hematoma

Neoplasm

A

Infarct

1310
Q

What pathology is visible in this image?

Liver cancer

Liver laceration

Hemangiomas

Cirrhosis

A

Liver cancer

1311
Q

What pathology is visible in this image? (Choose multiple)

Cholelithiasis

Pancreatic Cancer

Liver cancer

GB Cancer

Pancreatitis

A

Liver cancer

GB Cancer

1312
Q

What pathology is seen in this image?

Pericardial Effusion

Aortic Aneurysm

PE

CAD

A

Aortic Aneurysm

1313
Q

Which of these pathologies is visualized in the image below?

EDH

ICB

Astrocytoma

AVM

SDH

A

EDH

1314
Q

What pathology is visible in this image? (choose multiple)

Colon cancer

SBO

Crohn’s disease

Colitis

Appendicitis

A

Colon cancer

SBO

1315
Q

What pathology is seen in this image?

Tethered cord

Spinal Meningioma

Spinal Metastasis

Spinal Ependymoma

A

Spinal Metastasis

1316
Q

What pathology is visible in this image?

Colon cancer

Appendicitis

SBO

Crohn’s disease

Colitis

A

Colitis

1317
Q

What pathology is seen in this image?

Myxoma

Pericardial Effusion

CAD

CHF

A

CHF

1318
Q

What pathology is seen in this image?

PE

CAD

Myxoma

Pericardial Effusion

A

CAD

1319
Q

Which of these pathologies is visualized in the image below?

Acoustic Neuroma

Astrocytoma

Medulloblastoma

Metastatic brain cancer

Pituitary Adenoma

A

Acoustic Neuroma

1320
Q

What pathology is visible in this image?

RCC

Renal Stone

Wilm’s tumor

Horseshoe kidney

PKD

A

PKD

1321
Q

What pathology is visible in this image?

Pancreatic Cancer

GB Cancer

Cholelithiasis

Liver cancer

Pancreatitis

A

Pancreatitis

1322
Q

Which of these procedures is focused on the absence of pathogenic organisms but does not require items to be sterile?

Medical Asepsis

Sterile Technique

A

Medical Asepsis

1323
Q

Define Non-toxic

A

elicits minimal adverse affects in the body

1324
Q

Define Stable

A

Does not break down in the body

1325
Q

Define Inert

A

Doe snot readily react woth other chemicals or medications

1326
Q

Define High Carrier Efficiency

A

small doses maximize contrst enhancement

1327
Q

Define Osmotically appropriate

A

Osmolarity of contrast agent matches that of surrouding tissue

1328
Q

Define Specificity

A

Contrast agewnt engages only the organs/tissues it is intended to effect

1329
Q

Define Non-flocculating

A

Does no cluster or clump together (especially Barium Sulfate suspensions)

1330
Q

Define Rapid Elimination

A

IS not retained or stored in the body

1331
Q

Label the anatomy in the following image

A

B

C

D

Not Labeled

A

Temporal Lobe

Cerebellum

Sella Turcica

Tentorium

Occipital Lobe

1332
Q

Label the anatomy in the following image.

A

B

C

D

Not Labeled

A

Lung

Trachea

Aorta

Esophagus

SVC

1333
Q

Label the anatomy in the following image.

A

B

C

D

E

F

Not Labeled

A

ALL

Intervertebral Disc

PLL

Spinous Process

Interspinous Ligament

Supraspinous Ligament

Ligimentum Flavum

1334
Q

The lungs are connected to the mediastinum via what structure?

Interlobular fissures

Mediastinal pleura

Lung roots

Visceral pleura

A

Lung roots

1335
Q

What pathology is visible in the following image?

Spinal Stenosis

Ankylosing Spondylitis

Subluxation

Compression Fracture

A

Spinal Stenosis

1336
Q

What pathology is visible in this image?

Gastric cancer

Cirrhosis

Lymphoma

Splenic Laceration

A

Gastric cancer

1337
Q

What pathology is visible in this image? (Choose all correct)

Ascites

Hematoma

Infarct

Neoplasm

A

Infarct

1338
Q

What pathology is visible in this image? Mark multiple if more than one pathology is visible or if clinical correlation is needed to distinguish between pathologies with similar imaging characteristics.

Interstitial Lung Disease

Hemothorax

Pneumothorax

Tuberculosis

A

Hemothorax

Pneumothorax

1339
Q

Which of these lesions will only be seen growing near the periphery of the spinal cord?

Spinal Metastasis

Spinal Ependymoma

Spinal Meningioma

A

Spinal Meningioma

1340
Q

What pathology is visible in the following image?

Compression Fracture

Ankylosing Spondylitis

Spinal Stenosis

Subluxation

A

Ankylosing Spondylitis

1341
Q

If a patient will not fit in the spine coil with the anterior aspect snapped down, which of the following would be the next best option to obtain the best possible SNR?

Use the anterior piece of the head coil

Use a c-collar

Use a flex coil

Use a halo

A

Use a flex coil

1342
Q

The linguine sign is:

indicative of breast cancer

indicative of thoracic aortic aneurysm

indicative of intracapsular implant rupture

a slice imaging plane for cardiac MRI

A

indicative of intracapsular implant rupture

1343
Q

If the R to R interval is 500 ms, the trigger window is 10%, and the trigger delay is 50 ms, what is the time available to acquire data?

500 ms

400 ms

460 ms

310 ms

A

400 ms

1344
Q

T/F: When using gadolinium, the T1 relaxation time of the water is reduced so enhancing lesions (such as tumors associated with free water) appear bright on a T1 weighted image.

A

True

1345
Q

Which artifact is produced as a result of motion of flowing nuclei?

Phase ghosting

Zipper effect

Aliasing

Truncation

A

Phase ghosting

1346
Q

How much does a typical patient’s heart rate vary during an exam?

10- 20 %

40- 50%

20- 30%

60- 70%

A

10- 20 %

1347
Q

Which sequence is considered the gold standard for MR imaging?

SSFP

Gradient Echo

Spin Echo

Coherent Gradient Echo

A

Spin Echo

1348
Q

Which of these lab values may indicate a patient’s potential for bleeding (choose all correct)

INR

Platelets

PTT

Hematocrit

A

INR

Platelets

PTT

1349
Q

How many vertebra of the spine are movable?

30

33

23

24

A

24

1350
Q

Which of the following describes a sac-like organ with variable appearance and orientation located in the center of the pelvic floor?

Prostate

Uterus

Bladder

Rectum

A

Uterus

1351
Q

A thoracic vertebra may be identified as it has which of the following?

Costal facets

Large vertebral body

Transverse foramina

All of the above

A

Costal facets

1352
Q

T/F: The external borders of the spinal cord are composes of white matter.

A

True

1353
Q

The gallbladder is located within which quadrant of the abdomen?

LLQ

RLQ

RUQ

LUQ

A

RUQ

1354
Q

The most superior bone of the pelvic bone is the:

Ischium

Ilium

Pubis

A

Ilium

1355
Q

Which of the following does not help supply blood to the Circle of Willis?

External Carotids

None of the above

Internal Carotids

Vertebrals

A

External Carotids

1356
Q

The sphenoid sinus is located below which aspect of the sphenoid bone?

Lesser wing

Optic Canal

Greater wing

Sella turcica

A

Sella turcica

1357
Q

What pathology is visible in this image?

Abscess

Ascites

Cyst

Malignant Neoplasm

A

Cyst

1358
Q

Which of these pathologies is visualized in the image below?

Acoustic Neuroma

Pituitary Adenoma

Metastatic brain cancer

Astrocytoma

Medulloblastoma

A

Medulloblastoma

1359
Q

What pathology is visible in this image?

Liver cancer

Liver laceration

Hemangiomas

Cirrhosis

A

Liver cancer

1360
Q

What pathology is visible in this image? (Choose multiple)

Cholelithiasis

Pancreatic Cancer

Liver cancer

GB Cancer

Pancreatitis

A

Liver cancer

GB Cancer

1361
Q

Which of these conditions might demonstrate necrosis and cavity formation in specialty imaging?

Pleural effusion

Pneumonia

Tuberculosis

Pericardial Effusion

A

Tuberculosis

1362
Q

What pathology is seen in this image?

Tethered cord

Spinal Metastasis

Spinal Meningioma

Spinal Ependymoma

A

Tethered cord

1363
Q

What is the most common cause of kidney laceration?

Hemorrhage

Thrombus

Infarct

Trauma

A

Trauma

1364
Q

What pathology is visible in this image?

Colon cancer

Appendicitis

SBO

Crohn’s disease

Colitis

A

Colitis

1365
Q

Which of these conditions is almost always associated with a skull fracture? (Choose all correct)

Epidural Hemorrhage (EDH)

Subarachnoid Hemorrhage (SAH)

Intracranial bleed (ICB)

Subdural Hemorrhage (SDH)

A

Epidural Hemorrhage (EDH)

1366
Q

What pathology is seen in this image?

PE

CAD

Myxoma

Pericardial Effusion

A

CAD

1367
Q

Which of these neoplasms is most likely to be associated with cystic developments in the intramedullary canal?

Spinal Ependymoma

Spinal Meningioma

Spinal Metastasis

A

Spinal Ependymoma

1368
Q

Which of the following items are T1 and T2 relaxation times dependent on (hint: there are three)?

How well the molecular tumbling rate matches the Larmor frequency of hydrogen

The inherent energy of the tissue

The number of electrons orbiting the nucleus

How closely packed the molecules are

Spin-spin interactions of oxygen atoms

A

How well the molecular tumbling rate matches the Larmor frequency of hydrogen

The inherent energy of the tissue

How closely packed the molecules are

1369
Q

What do T1 images typically best demonstrate?

Anatomy

Everything

Bright fluid

Pathology

A

Anatomy

1370
Q

T/F: Generally speaking, gradient echo sequences are faster than spin echo sequences.

A

True

1371
Q

What are the three types of motion present in an atom? (Select all that apply)

Electrons spinning on their own axis.

Electrons orbiting the nucleus.

Nuclei spinning around each other.

The nucleus itself spinning about its own axis.

A

Electrons spinning on their own axis.

Electrons orbiting the nucleus.

The nucleus itself spinning about its own axis.

1372
Q

In which direction does chemical shift artifact occur? (Choose all that apply)

Anterior to Posterior

Frequency Axis

Phase Axis

Slice Select Axis

A

Frequency Axis

1373
Q

T/F: The “warm zone” in MRI is the scan room itself.

A

False

1374
Q

Which of these procedures should be used during procedures that involve entry into a sterile body cavity?

Medical Asepsis

Sterile Technique

A

Sterile Technique

1375
Q

Which of the following could potential cause a vasovagal response? (Choose all correct)

Pain

Fear

Anxiety

Medications

A

Pain

Fear

Anxiety

Medications

1376
Q

Which of the following applies to a patient with standard precautions? (Choose all correct)

Hand hygiene

Safe injection practices

Respiratory hygiene/cough etiquette

Use of personal protective equipment

A

Hand hygiene

Safe injection practices

Respiratory hygiene/cough etiquette

Use of personal protective equipment

1377
Q

Which of the following is a feature characteristic of only sacral vertebrae?

Transverse foramina

Large vertebral bodies

Fused transverse processes

Facets and demi-facets

A

Fused transverse processes

1378
Q

Which aspect of the ear contains the auditory ausicles?

Middle

External

Auricular portion

Inner

A

Middle

1379
Q

he spinal cord ends at the level of which vertebra?

C1

L1

T1

S1

A

L1

1380
Q

Which of the following vessels do not enter the skull?

Vertebrals

External Carotid

Internal Carotid

None of the above

A

External Carotid

1381
Q

Label the anatomy in this image.

A

B

C

D

E

F

A

Internal jugular vein

SVC

Parotid Gland

SCM

Common Carotid

Trachea

1382
Q

Label the anatomy in the following image.

A

B

C

D

Not Labeled

A

MAstoid Air Cells

C1

C2

Transverse Process

Sphenoid Sinuses

1383
Q

Which of the following is not an aspect of the cerebrum?

Vermis

Corpus Callosum

Cerebral Cortex

Insula

A

Vermis

1384
Q

The most superior point of the junction of what two bones is referred to as the vertex of the skull?

Temporal

Frontal

Sphenoid

Parietal

A

Parietal

1385
Q

Label the anatomy in the image below.

A

B

C

Not Labeled

A

Ulna

Flexor Tendons

Radius

Extensor Tendons

1386
Q

The folds of the brain’s surface may be referred to as:

Sulci

Fissures

Sinuses

Gyri

A

Gyri

1387
Q

Label the antomy in the following image.

A

B

C

D

E

A

C2

Vertebral Foramen

Mandible

Transverse Foramen

C1

1388
Q

What is the most important indication of SBO?

Bowel distention

Bowel inflammation

Hemorrhage

Abscess

A

Bowel distention

1389
Q

Which of these fractures are most likely to affect children? (choose all correct)

Diastatic fracture

Ping-pong fracture

Basilar skull fracture

Depressed skull fracture

A

Diastatic fracture

Ping-pong fracture

1390
Q

What pathology is responsible for the appearance of this image?

GB Cancer

Cholelithiasis

Pancreatitis

Pancreatic Cancer

Liver cancer

A

Cholelithiasis

1391
Q

Which of these conditions will always present in imaging as an area of infarct in the brain? (choose one or both)

Hemorrhagic stroke

Ischemic stroke

A

Ischemic stroke

1392
Q

What pathology is visible in the image below?

EDH

Medulloblastoma

SDH

Chiari Malformation

ICB

A

Chiari Malformation

1393
Q

Typical spin echo sequences produce images known as:

Bright blood imaging

Subtraction images

Black blood imaging

Phase imaging

A

Black blood imaging

1394
Q

Which of the following sequence(s)/techniques(s) can be used to produce images where vessels appear dark?

GMN

The Application of Pre-Sat Pulses

Contrast Enhancement

Gradient Echo Sequences

Spin Echo Acquisitions

A

The Application of Pre-Sat Pulses

Spin Echo Acquisitions

1395
Q

T/F: Using a long echo train decreases the SAR.

A

False

1396
Q

Which type of motion can we compensate for in MRI?

Second order motion acceleration

All of those listed can be compensated for

First order laminar flow

Third order motion jerk

A

First order laminar flow

1397
Q

How can we reduce truncation?

Increase the number of phase encoding steps

Increase the TE

Increase the number of frequency encoding steps

Increase the TR

A

Increase the number of phase encoding steps

1398
Q

T/F: The appendix extends from the cecum

A

True

1399
Q

Which of the following terms refers to the lateral aspects of the vertebral arch to which the vertebral body attaches?

Articular Facets

Pedicle

Lamina

Transverse process

A

Pedicle

1400
Q

The right lung has how many lobes?

Three

Two

One

A

Three

1401
Q

The portal vein is formed by the confluence of which of the following vessels? (Choose all correct)

SMV

Renal veins

IMV

Splenic vein

A

SMV

IMV

Splenic vein

1402
Q

Structures within which portion of the ear also control equilibrium and balance?

Inner

Middle

External

Tympanic portion

A

Inner

1403
Q

Label the anatomy in the following image.

A

B

C

D

Not Labeled

A

Liver

Large Bowel

Small Bowel

Aorta

IVC

1404
Q

Match the following external landmarks with the corresponding vertrebal level:

Costal Margin

Symphysis Pubis

Mastoid Tip

Umbilicus

Iliac Crest

ASIS

Vertabra Prominens

Jugular Notch

Sternal Angle

A

L3

Coccyx

C1

L3/4

L4

S1

C7

T2/3

T4/5

1405
Q

The superior aspect of the lungs are grossly termed the:

Mediastinal surface

Diaphragmatic surface

Apex

Base

A

Apex

1406
Q

Which of the following is a feature characteristic of only lumbar vertebrae?

Transverse foramina

Large vertebral bodies

Fused transverse processes

Facets and demi-facets

A

Large vertebral bodies

1407
Q

Which of these pathologies is visualized in the image below?

Astrocytoma

Metastatic brain cancer

Pituitary Adenoma

Acoustic Neuroma

Medulloblastoma

A

Astrocytoma

1408
Q

What pathology is seen in this image?

CAD

Pericardial Effusion

CHF

Myxoma

A

CHF

1409
Q

Adrenal mass

Renal Stone

Kidney laceration

RCC

Wilm’s tumor

A

Wilm’s tumor

1410
Q

Which of these pathologies is visualized in the image below?

Abscess

Astrocytoma

Medulloblastoma

MS

Arachnoid Cyst

A

Abscess

1411
Q

What pathology is visible in this image? (Choose all correct)

Ascites

Cyst

Abscess

Neoplasm

A

Ascites

Neoplasm

1412
Q

What pathology is visible in this image?

Wilm’s tumor

Adrenal mass

Kidney laceration

Renal Stone

RCC

A

Renal Stone

1413
Q

What pathology is visible in this image?

Neoplasm

Abscess

Colitis

Cyst

A

Colitis

1414
Q

Which of these pathologies is visualized in the image below?

EDH

ICB

SDH

AVM

Astrocytoma

A

EDH

1415
Q

What pathology is visible in the following image?

Compression Fracture

Spondylolisthesis

Spinal Stenosis

Ankylosing Spondylitis

A

Spondylolisthesis

1416
Q

What pathology is visible in this image?

Abscess

Cyst

Neoplasm

Ascites

A

Abscess

1417
Q

Lesions in the brain may be associated with which of these intracranial conditions? (choose all correct)

Ischemia

Mass effect

Bleeding

Edema

A

Ischemia

Mass effect

Bleeding

Edema

1418
Q

What pathology is visible in this image?

Colon cancer

Appendicitis

Crohn’s disease

Colitis

SBO

A

SBO

1419
Q

What pathology is visible in this image?

SBO

Appendicitis

Colon cancer

Crohn’s disease

Colitis

A

Colon cancer

1420
Q

What pathology is visible in this image? (Choose all correct)

Laceration

Hematoma

Inflammation

Neoplasm

A

Laceration

Hematoma

1421
Q

Functional imaging techniques include which of the following (check all that apply)?

fMRI

Perfusion imaging

DWI

Spectroscopy

A

fMRI

Perfusion imaging

DWI

Spectroscopy

1422
Q
A
1423
Q

What is VENC?

A

Velocity encodin - a parameter that must be specified before performing a phase-contrast (PC) MRI orMRA study.

1424
Q

How do you set VENC correctly?

A

VENC, measured in cm/sec, should be chosen to encompass the highest velocities likely to be encountered within the vessel of interest.

1425
Q

What does MOTSA stand for?

A

Multiple Overlapping Thin Slab Acquisitions