Which of the following radiographic evaluation criteria and demonstrates no tilt on a PA projection of the chess
sternal ends of the clavicles equidistant from the vertebral column
T4 superimposed on the memubrium - ️️T4 superimposed on the memubrium
Which of the following radiographic eva...
ASRT 300 QUIZ QUESTIONS WITH
ANSWERS
Which of the following radiographic evaluation criteria and demonstrates no tilt on a PA projection of
the chess
sternal ends of the clavicles equidistant from the vertebral column
T4 superimposed on the memubrium - ✔ ✔ T4 superimposed on the memubrium
Which of the following radiographic evaluation criterion demonstrates no rotation on a PA projection of
the chest
Sternal ends of the clavicles equidistant from the vertebral column
Sternal ends of the clavicles equidistant from the vertebral column
T4 superimposed on the manubrium - ✔ ✔ Sternal ends of the clavicles equidistant from the
vertebral column
Which of the following radiography equipment features is designed to eliminate unnecessary radiation
exposure to the patient (think get rid of scatter and make beam better) - ✔ ✔ Filtering
Which of the following statements is not true regarding anatomically programmed radiography - ✔ ✔
APR prevents making adjustments to mAs
Which of the following statements is true
High LET radiation has a high RBE
low LET radiation has a high RBE
(The greater the LET of radiation the greater the biological damage) - ✔ ✔ High LET radiation has a
high RBE
Which of the following statements is true regarding a sterile field - ✔ ✔ Anything below the level of
the table or the waist is considered unsterile
Which of the following statements is true regarding source to image distance - ✔ ✔ Increasing SID
decreases distortion
Which of the following structures is located in the mediastinum
Trachea and thymus
,Left upper lobe and heart - ✔ ✔ trachea and thymus
Which of the following urography examinations demonstrates the physiological function of the urinary
system - ✔ ✔ IVU
Which of the following will optimize patient exposure during a fluoroscopic procedure - ✔ ✔
minimizing distance between image intensifier and patient
Which of the following x-ray generators will yield the highest tube output if an exposure is made using
75 kVp and 12 mAs, and all other factors are equal - ✔ ✔ 3 phase 12 pulse
Which one of the following DQE measurements identifies as image receptor with the greatest efficiency
- ✔ ✔ 0.9
Which one of the following is not a feature of fluoroscopy equipment designed specifically to reduce the
amount of scatter radiation striking personnel
Protective curtain
Bucky slot cover
Collocation
Cumulative timer - ✔ ✔ Cumulative timer
Which projection of the chest is used to differentiate the lobes of the lungs, demonstrate the interlobar
fissures, and locate pulmonary lesions - ✔ ✔ Lateral
While in the x-ray tube, x-rays travel at - ✔ ✔ 3 x 10^8 m/s
Witch imaging informatics system is a communication network of computers for image acquisition,
display, and storage - ✔ ✔ PACS
X-ray transmission occurs most readily through (think goes through air first!) - ✔ ✔ air
X-ray tubes are operated at or above ___ KVP to avoid being space charge limited - ✔ ✔ 40 kVp
A patient is scheduled for a barium swallow. As the technologist begins to review the instructions with
the patient, it is evident that the patient seems lethargic. The technologist should - ✔ ✔ reschedule
the examination because the patient will not be able to swallow properly.
A primary benefit of the AP oblique projection, or Grashey method, of the shoulder is that the - ✔ ✔
Glenohumeral and scapulohumeral joints places are open
A radiograph that demonstrates acceptable brightness along one side of the image but not on the
opposite side represents a ___ error (causes a portion of the grid strips to no longer align with the
divergence of the x-ray beam) - ✔ ✔ off-level grid
, A radiograph that demonstrates acceptable brightness in the middle of the image but shows gradually
increasing brightness bilaterally further from the center represents a ___ error
Upside down focused grid
Off-level grid (inverting a focus grid produces an image with the grid cut off on both sides of the middle
portion of the image. The change in brightness is caused by the beam striking the lead strips that are not
parallel to the beam divergence) - ✔ ✔ Upside down focused grid
A radiologic technologist is called to a patient floor to acquire a portable chest radiograph on a patient
known to have an active tuberculosis infection. To prevent potential exposure to the pathogen, the
radiographer should - ✔ ✔ wear specified respiratory protection and other protective means as
stated on the patient's door, chart, or at the direction of the patient's nurse.
A technologist must make a intravenous injection on a patient having an excretory urogram. After
successfully catheterizing the vessel within the needle, the technologist begins to infuse saline before
infusing the contrast media. After a few millimeters of saline have been infused, the technologist notices
that the injection site has become swollen... what do you do - ✔ ✔ Extravasation remove the needle
and apply an ice pack to the affected area
A tracheostomy is: - ✔ ✔ a surgical opening in the trachea to provide a temporary or permanent
artificial airway.
A wedge filter is a type of __ filter
(Used to provide the receptor with uniform exposure of one imaging body structures with varying
sicknesses...) - ✔ ✔ Compensating filter
According to government regulations, the x-ray beam must be within _ degrees of perpendicular - ✔
✔ 1 degree
According to NCRP report number 116, annual occupational exposure to the lens of the eye should not
exceed - ✔ ✔ 150 mSv
According to the American College of radiology, Which of the following are indications for obtaining a
skeletal survey. 1 suspected non-accidental trauma 2 skeletal dysplasia, syndromes, metabolic disorders
3 neoplasms - ✔ ✔ All 3
All of the following affect the tube output except for
Focal spot size
Target material - ✔ ✔ Focal spot size
All of the following are equipment characteristics designed to reduce occupational does during
fluoroscopy except for the - ✔ ✔ Tuba positioned over the table
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