Radiographic Procedures Flashcards
Which of the following statement is (are) correct regarding the parietoacanthial projection (Waters’ method) of the skull?
- The head is rested on the extended chin.
- The orbitomeatal line (OML) is perpendicular to the (IR).
- The maxillary antra should be projected above the petrosa
1 and 3.
Skeletal conditions characterized by faulty bone calcification include
- Osteoarthritis
- Osteomalacia
- Rickets
2 and 3.
In which of the following positions/projections will the talocalcaneal joint be visualized?
- Dorsoplantar projection of the foot
- Plantodorsal projection of the os calicos
- Medial oblique position of the foot
- Lateral foot
2.
When comparing the male and female bony pelves, it is noted that the
- Male pelvis is deeper
- Female pubic arch is greater than 90 degrees
- Female greater sciatic notch is wider
1,2, and 3
Angulation of the central ray may be required
- To avoid superimposition of overlying structure
- To avoid foreshortening or self superimposition
- To project through certain articulations
1,2, and 3
All of the following statements regarding respiratory structures are true except
- The right lung has two lobes
- The uppermost portion of the lung is the apex
- Each lung is enclosed in pleura
- The trachea bifurcates into monster bronchi
1.
All of the following statements regarding an exact PA projection of the skull, with the central ray perpendicular to the IR, are true except
- The orbitomeatal line is perpendicular to the IR
- The petrous pyramids fill the orbits
- The midsagittal plane (MSP) is parallel to the IR
- The central ray exits at the nasion
3.
Ingestion of barium sulfate is contraindicated in which of the following situations?
- Suspected perforation of a hollow viscus
- Suspected large-bowel obstruction
- Presurgical patient
1,2, and 3.
“flattening” of the hemidiaphragms is characterized of which of the following conditions?
- Pneumothorax
- Emphysema
- Plural effusion
- Pneumonia
2.
Which of the following structures is (are) located in the right lower quadrant (RLQ)?
- Gallbladder
- Hepatic flexure
- Cecum
3.
During an upper gastrointestinal (GI) examination, the AP recumbent projection of a stomach of average shape will usually demonstrate
- Anterior and posterior aspects of the stomach
- Barium-filled fungus
- Double-contrast body and astral portion
2 and 3
The ridge that marks the bifurcation of the trechea into the right and left primary bronchi is the
- Root
- Hilus
- Carina
- Epiglottis
3.
Which projection of the foot will best demonstrate the longitudinal arch?
- Mediolateral
- Lateromedial
- Lateral weight- bearing
- 30 degrees medial oblique
3.
Cells concerned with the formation and repair of bone are
- Osteoblasts
- Osteoclasts
- Osteomas
- Osterons
1.
The axiolateral or horizontal beam, projection of the hip requires the cassette to be placed
- In contact with the lateral surface of the body
- In a vertical position and exactly perpendicular to the long axis of the femoral neck
- With top edge slightly above the iliac crest
1 and 3.
In the AP axial projection (Towne method) of the skull, with the central ray directed 30 degrees caudal to the OML and passing midway between the eternal auditory meaty, which of the following is best demonstrated?
- Occipital bone
- Frontal bone
- Facial bone
- Basal foramina
1.
The best way to control voluntary motion is
- Immobilization of the part
- Careful explanation of the procedure
- Short exposure
- Physician restraint
2.
What are the position most commonly employed for a radiographic examination of the sternum
- Lateral
- RAO
- LAO
1 and 2.
Which of the following are demonstrated in the oblique position of the cervical spine?
- Intervetebral foramina
- Apophyseal joints
- Intervertebral joints
1.
Aspirated foreign bodies in older children and adults are most likely to lodge in the
- Right main bronchus
- Left main bronchus
- Esophagus
- Proximal stomach
1.
How should a chest examination to rule out air-fluid levels be obtained on a patient having traumatic injury?
- Perform the examination in the Trendelenburg position
- Erect inspiration and expiration images should be obtained
- Include a dorsal decubitus lateral chest projection
- Perform the examination AP supine at 44 inches SID
3.
What should you do if you discover while taking the patient history that a patient scheduled for an intravenous urogram (IVU) takes Glucophage (metformin hydrochloride) daily?
- Proceed with the examination
- Reschedule the examination until the patient has been off Glucophage for 48 hours
- Instruct the patient to withhold the Glucophage for 48 hours after examination
1 and 3.
Which the following positions is obtained with the patient lying prone recumbent on the radiophonic table, and the central ray directed horizontally to the iliac crest?
- Ventral decubitus position
- Dorsal decubitus position
- Left lateral decubitus position
- Right lateral decubitus position
1.
All of the following positions may be used to demonstrate the sternoclavicular articulations except
- Weight bearing
- RAO
- LAO
- PA
1.
Which of the following is a radiologic procedure that functions to dilate a stenotic vessel?
- Percutaneous nephrolithotomy
- Percutaneos angioplasty
- Renal arteriography
- Surgical nephrostomy
2.
When examining a patient whose elbow is in partial flexion, how should an AP projection be obtained?
- With humerus parallel to IR, central ray perpendicular
- With forearm parallel to IR, central ray perpendicular
- Through the partially flexed elbow, resting on the olecranon process, central perpendicular
1 and 2.
Which of the following positions is required to demonstrate small amounts of fluid in the pleura cavity?
- Lateral decubitus, affected side up
- Lateral decubitus, affected side down
- AP Trendelenburg
- AP supine
2.
Place the following anatomic structures in order from anterior to posterior
- Trachea
- Apex of heart
- Esophagus
2,1, and 3.
Which of the following projections will best demonstrate the carpal scaphoid?
- Lateral wrist
- Ulnar flexion/ deviation
- Radial flexion/ deviation
- Carpal tunnel
2.
To better demonstrate the mandibular rami in the PA position, the
- Skull is oblique toward the affected side
- Skull is oblique away from the affected side
- Central ray is angled cephalad
- Central ray is angled caudad
3.
Which of the following projections can be used to supplement the traditional “open mouth” projection, when the upper portion of the odontoid process cannot be well demonstrated?
- AP or PA through the foramen magnum
- AP oblique with R and L head rotation
- Horizontal beam lateral
- AP axial
1.
The left sacroiliac joint is positioned perpendicular to the IR when the patient is positioned in a
- Left lateral position
- 25 degrees to 30 degrees LAO position
- 25 degrees to 30 degrees LPO position
- 30 degrees to 40 degrees LPO position
2.
A lateral projection of the hand in extension is often recommended to evaluate
- a fracture
- a foreign body
- soft tissue
2 and 3
Which of the following statements is (are) true regarding lower-extremity venography?
- The patient is often examined in the semi erect position
- Contrast medium is injected through a vein in the foot
- Imaging begins at the hip and proceeds inferiorly
1 and 2.
Which of the following projections or positions will best demonstrate subacromial or subcoracoid discolation?
- tangential
- AP axial
- Transthoracic lateral
- PA oblique scapular Y
4.
Which of the following will best demonstrate the size and shape of the liver and kidneys?
- Lateral abdomen
- AP abdomen
- Dorsal decubitus abdomen
- Ventral decubitus abdomen
2.
Which of the following positions will demonstrate the right axillary ribs?
- RAO
- LAO
- RPO
2 and 3.
In which projection of the foot are the sinus tarsal, cuboid, and tuberosity of the fifth metatarsal best demonstrated?
- Lateral oblique foot
- Medial oblique foot
- Lateral foot
- Weight-bearing foot
2.
The manurial notch is at approximately the same level as the
- Fifth thoracic vertebra
- T2-3 interspace
- T4-5 interspace
- Costal margin
2.
What is the position of the gallbladder in an asthenic patient?
- Superior and medial
- Superior and lateral
- Inferior and medial
- Inferior and lateral
3.
To demonstrate esophageal varices, the patient must be examined in
- The recumbent position
- The erect position
- The anatomic position
- Fowler’s position
1.
Which of the following criteria are used to evaluate a PA projection of the chest?
- Ten posterior ribs should be visualized
- Sternoclavicular joints should be symmetrical
- The scapulae should be lateral to the lung fields.
1, 2, and 3.
Which of the following is (are) valid criterial for lateral projection of the forearm?
- The radius and ulna should be superimposed proximally and distally
- The coronoid process and radial head should be superimposed
- The radial tuberosity should face anteriorly
2 and 3.
Which of the following projections of the ankle would best demonstrate the distal tibiofibular joint?
- Medial oblique 15 degrees to 20 degrees
- Lateral oblique 15 degrees to 20 degrees
- Medial oblique 45 degrees
- Lateral oblique 45 degrees
3.
The advantage of digital subtraction angiography over film angiography include
- Greater sensitivity to contrast medium
- Immediately available images
- Increased resolution
1 and 2.
The usual patient preparation for an upper GI series is
- Clear fluids 8 hours prior to examination
- NPO after midnight
- Enemas until clear before examination
- Light breakfast the day of the examination
2.
Which projections of the abdomen would be used to demonstrate pneumoperiotoneum?
- Right lateral decubitus
- Left lateral decubitus
- Upright
2 and 3.
Which of the following structures should be visualized through the foramen magnum in the AP axial projection (Grashey method) of the skull for occipital bone?
- Posterior crinoid processes
- Dorsal sella
- Posterior arch of C1
2 and 3.
Which of the following criteria is (are) required for visualization of the greater tubercle in profile?
- Epicondyles paralle to the IR.
- Arm in external rotation
- Humerus in AP postion
1, 2, and 3.
What instructions might a patient be given following an upper GI examination?
- Drink plenty of fluid
- Take a mild laxative
- Increase dietary
1,2, and 3.
Which of the following tube angle and direction combinations is correct for an axial projection of the clavicle, with patient in the PA position?
- 5 degrees to 15 degrees caudal
- 5 degrees to 15 degrees cephalad
- 15 degrees to 30 degrees caudal
- 15 degrees to 30 degrees cephalad
4.
Which of the following should be performed to rule out subluxation or fracture of the cervical spine?
- Oblique cervical spine, seated
- AP cervical spine, recumbent
- Horizontal beam lateral
- Laterals in flexion and extension
3.
What portion of the humerus articulates with the ulna to help form the elbow joint?
- Semilunar/trochlear notch
- Radial head
- Capitulum
- Trochlea
4.
The true lateral position of the skull uses which of the following principles?
- Interpupillary line perpendicular to the IR
- MSP perpendicular to the IR
- Infraorbitomeatal line (IOML) parallel to the transverse axis of the IR
1 and 3.
During pyelography, contrast medium is introduced into the
- Subdural space
- Subarachnoid space
- Epidural space
- Epidermal space
2.
An axiolateral inferosuperior projection of the femoral neck is particularly useful
- When the axiolateral is contraindicated
- For patients with bilateral hip fractures
- For patients with limited movement of the unaffected leg
1,2, and 3.
Examples of synovial pivot articulations include the
- Atlantoaxial joint
- Radioulnar joint
- Temporomandibular joint
1 and 2.
The pars interarticularis is presented by what part of the “ scotty dog” seen in a correctly positioned oblique lumbar spine?
- Eye
- Front foot
- Body
- Neck
4.
Which of the following will separate the radial head, neck, and tuberosity from superimposition on the ulna?
- AP
- Lateral
- Medial oblique
- Lateral oblique
4.
In which of the following positions can the sesamoid bones of the foot be demonstrated free of superimposition with the metatarsals or phalanges?
- Doroplantar metatarsals/toes
- Tangential metatarsals/toes
- 30 degrees medial oblique foot
- 30 degrees lateral oblique foot
2.
Tangential axial projections of the patella can be obtained in which of the following positions?
- Supine flexion 45 degrees ( Merchant)
- Prone flexion 90 degrees (Settegast)
- Prone flexion 55 degrees (Hughston)
1, 2, and 3.
With the patient in the PA position and the OML and central ray and perpendicular to the IR, the resulting radiograph will demonstrate the petrous pyramids?
- Below the orbits
- In the lower one third of the orbits
- Completely within the orbits
- Above the orbits
3.