TEST PREP A-10 Flashcards
Europium-activated barium fluorohalide is associated with
- rare earth intensifying screens
- image intensifiers
- PSP storage plates
- filament material
PSP storage plates
The threat of bodily harm, with apparent ability to do so, is termed
- assult
- battery
- false imprisonment
- invasion of privacy
assult
The position seen below is used to demonstrate
- AP elbow, partial flexion, distal humerus
- AP elbow, partial flexion, proximal forearm
- lateral elbow, partial flexion, distal humerus
- lateral elbow, partial flexion, proximal forearm
AP elbow, partial flexion, proximal forearm
An acute reaction caused by ingestion or infection of a sensitizing agent describes
- asthma
- anaphylaxis
- myocardial infarction
- rhinitis
anaphylaxis
As the CR laser scanner/reader recognizes the phosphostimulated luminescence (PSL) released by the PSP storage plate, it constructs a graphic representation of pixel value distribution called a
- processing algorithm
- histogram
- lookup table
- exposure index
histogram
An accurately positioned oblique position of the first through fourth lumbar vertebrae will demonstrate the classic “Scotty dog.” What bony structure does the Scotty dog’s neck represent?
- Superior articular process
- Pedicle
- Transverse process
- Pars interaticularis
Pars interarticularis
Howis source-to-image distance (SID) related to exposure rate and receptor exposure?
- As SID increases, exposure rate increases and receptor exposure increases.
- As SID increases, exposure rate increases and receptor exposure decreases.
- As SID increases, exposure rate decreases and receptor exposure increases.
- As SID increases, exposure rate decreases and receptor exposure decreases.
As SID increases, exposure rate decreases and receptor exposure decreases.
What information must be included on an x-ray image for it to be considered as legitimate legal evidence?
- Name of facility where examination performed
- Examination date
- Date of birth
- 1 only
- 1 and 2 only
- 2 and 3 only
- 1, 2, and 3
1 and 2 only
Below illustrates a sectional image of the abdomen. Which of the following is represented by the number 4?
- Left colic flexure
- Pancreas
- Left kidney
- Spleen
Spleen
The principal late effects of ionizing radiation on humans include
- local tissue damage
- genetic effects
- malignant disease
- 1 only
- 1 and 2 only
- 2 and 3 only
- 1, 2, and 3
2 and 3 only
Which of the following procedures requires that contrast medium be injected into the ureters?
- Cystogram
- Urethrogram
- Retrograde pyelogram
- Cystourethrogram
Retrograde pyelogram
What is the Standard International unit of radiation exposure?
- R
- rad
- Gya
- Gyt
Gya
Which of the following combinations would pose the least hazard to a particular anode?
- 0.6-mm focal spot, 75 kVp, 30 mAs
- 0.6-mm focal spot, 85 kVp, 15 mAs
- 1.2-mm focal spot, 75 kVp, 30 mAs
- 1.2-mm focal spot, 85 kVp, 15 mAs
1.2-mm focal spot, 85 kVp, 15 mAs
What is the structure indicated by the letter I below?
- Greater tubercle
- Coronoid process
- Coracoid process
- Acromion process
Coracoid process
Which of the following indicates the scaplar notch seen below?
- D
- H
- K
- M
H
The CR should be directed to the center of the part of greatest interest in order to avoid
- rotation distortion
- magnification
- foreshortening
- elongation
rotation distortion
Federal regulations regarding infection control in the workplace, as amended by the Occupatinal Safety and Health Administration 9OSHA), make which of the following requirements?
- Heaptitis B immunizations must be made available to all hospital employees.
- Puncture-proof containers must be provided for all used needles.
- Follow-up care must be providd to any staff accidentally exposed to blood splash/needle stick.
- 1 only
- 1 and 2 only
- 2 and 3 only
- 1, 2, and 3
2 and 3 only
Imperfect expansion of the lung(s), often accompanied by dispnea, is called
- COPD
- pneumonia
- pneumothorax
- atelectasis
atelectasis
Which of the following radiologic examinations requires preparation consisting of a low-residue diet, cathartics, and enemas?
- Upper GI series
- Small bowel series
- Barium enema (BE)
- Intravenous (IV) cystogram
Barium enema (BE)
The exposure timer settings on three-phase radiographic equipment must be tested annually and must be accurate to within
- +/-2%
- +/-5%
- +/-10%
- +/-20%
+/-5%
Fluoroscopic equiptment features designed to eliminate unnecessary radiation exposure to patients and/or personnel
- protective curtain
- filtration
- collimation
- 1 only
- 1 and 2 only
- 1 and 3 only
- 1, 2, and 3
1, 2, and 3
Which of the following will best demonstrate the lumboscral articulation in the AP position?
- CR perpendicular to L3
- CR perpendicular to L5 to S1
- CR caudad 30 to 35 degrees
- CR cephalad 30 to 35 degrees
CR cephalad 30 to 35 degrees
The following projection(s) require(s) that the shoulder be placed in external rotation?
- AP humerus
- Lateral forearm
- Lateral humerus
- 1 only
- 1 and 2 only
- 2 and 3 only
- 1, 2, and 3
1 only
During endoscopic retrograde cholangiopancreatography (ERCP) examination, contrast medium is injected into the
- hepatic duct
- cystic duct
- pancreatic duct
- common bile duct
common bile duct
Which of the following is (are) well demonstrated in the oblique position of the cervical vertebrae?
- Pedicles
- Disk spaces
- Apophyseal joints
- 1 only
- 1 and 2 only
- 1 and 3 only
- 1, 2, and 3
1 only
Which of the following is most likely to produce a high-quality image?
- Small image matrix
- High signal-to-noise ratio (SNR)
- Large pixel size
- Low resoution
High signal-to-noise ratio (SNR)
A decrease from 90 to 77 dVp in SF/analog imaging will result in a decrease in which of the following?
- Wavelength
- Scale of grays
- Optical density
- 1 only
- 1 and 2 only
- 2 and 3 only
- 1, 2, and 3
2 and 3 only
The image shown below was made in the following recumbent position
- RAO
- Lateral
- LPO
- PA
LPO
Terms that reger to size distortion include
- magnification
- attenuation
- elongation
- 1 only
- 1 and 2 only
- 1 and 3 only
- 1, 2, and 3
1 only
Advantages of high-frequency generators include
- small size
- decreased patient dose
- nearly constant potential
- 1 only
- 1 and 2 only
- 2 and 3 only
- 1, 2, and 3
1, 2, and 3
Biologic materal is most sensitive to radiation exposure under which of the following conditions?
- Deoxygenated
- Oxygenated
- Hypoxic
- Anoxic
Oxygenated
Which of the following is the preferred scheduling sequence?
- Lower GI series, abdomen ultrasound, upper GI series.
- Abdomen ultrasound, lower GI series, upper GI series.
- Abdomen ultrasound, upper GI series, lower Gi series.
- Upper GI series, lower GI series, abdomen ultrasound.
Abdomen ultrasound, lower GI series, upper GI series.
The RAO position is used to project the sternum to the left of the thoracic vertebrae in order to take advantage of the
- pulmonary markings
- heart shadow
- posterior ribs
- costal cartilages
heart shadow
As window level decreases
- contrast scale increases
- contrast scale decreases
- brightness increases
- brightness decreases
brightness decreases
The AP axial projection of the chest for pulmonary apices
- projects the apices above the clavicles
- requires 15 to 20 degrees of cephalad abgualtion
- should demonstrate the medial ends of the clavicles equidistant from the vertebral column
- 1 only
- 1 and 2 only
- 2 and 3 only
- 1, 2, and 3
2 and 3 only
Rapid onset of severe respiratory or cardiovascular symptoms after ingestion or injection of a drug, vaccine, contrast agent, or food or after an insect bite describes
- asthma
- anaphylaxis
- myocardial infarction
- rhinitis
anaphylaxis
Which of the lines indicated below correctly demonstrates the relationship between the exposure received by the PSP and its resulting luminescence as it is laser scanned?
- Line A is representative of PSP exposure.
- Line B is representative of PSP exposure.
- Neither line is representative of PSP exposure.
- Both lines are representative of PSP exposure.
Line A is representative of PSP exposure.
The following is/are used to indicate the appropriateness of radiation intensity reaching the IR
- exposure index
- sinsitivity (S) number
- field of view (FOV)
- 1 only
- 1 and 2 only
- 2 and 3 only
- 1, 2, and 3
1 and 2 only
Which of hte following is most useful for bone age evaluation?
- Lateral skull
- PA chest
- AP pelvis
- PA hand
PA hand
What lies immediately under the phosphor layer of a PSP storage plate?
- Reflective layer
- Base
- Antistatic layer
- Lead foil
Reflective layer