COMPREHENSIVE QUESTIONS AND
VERIFIED SOLUTIONS LATEST EXAM
UPDATE
Which of the following meds is administered to a patient during an allergic reaction?
a. Adenocard
b. Intropin
c. Lasix
d. Decadron - ANSWER-d. Decadron
If the improper body part is selected from the exam menu, which of the following may result?
a. there will be no image
b. there may be image misinterpretation
c. will exhibit proper contrast and density
d. image sharpness will not be affected - ANSWER-b. there may be image misinterpretation
Which of the following combinations are needed in digital radiography system to produce an image?
a. intensifying screen & TFT
b. x-ray absorber & CCD
c.. storage phosphor plate & CCD
d. storage phosphor plate & TFT - ANSWER-b. x-ray absorber & CCD
Exposure latitude is also known as which of the following?
,a. dynamic range
b. spatial resolution
c. subject contrast
d. characteristic response - ANSWER-a. dynamic range
All of the following components are within the glass/metal enclosure of the x-ray tube except...
a. anode
b. stators
rotors filament wires - ANSWER-b. stators
Universal precautions should be practiced on..
a. all isolation patients
b. CCU patients
c. pediatric patients
d. All patients - ANSWER-d. All patients
What is the minimum source to skin distance allowed for a mobile fluoroscopic unit? - ANSWER-12
inches
Pregnant technologists should not receive more than ___ rem for the duration of the pregnancy. a. 3
b. 0.5
c.0.15
d.2.5 - ANSWER-b. 0.5 rem
How much annual exposure can a 49 year old occupational worker receive?
a. 490 mSv
,b. 290 mSv
c. 50 mSv
d. 75 mSv - ANSWER-c. 50 mSv
What is the primary purpose for the use of beam filtration?
a. to reduce skin entrance exposure
b. to modify subject contrast
c. to limit the production of secondary radiation
d. to offset variations in part thickness - ANSWER-a. to reduce skin entrance exposure
What is the correct term used to describe an intravenous injection of a concentrated volume of
contrast media?
a. bolus
b. infusion
c. extravasation
d. luminal - ANSWER-a. bolus
Which of the following methods utilizes a detector that captures x-ray energy and converts it into an
electronic signal?
a. indirect capture
b. CCD
c. cassette based radiography
d. direct capture - ANSWER-d. direct capture
The energy of a characteristic x-ray photon created when an L shell electron fills a K shell vacancy in
a tungsten atom will have which of the following energies?
a. 69.5 keV
, b. 57.5 keV
c. 91.5 keV
d. 12 keV - ANSWER-b. 57.5 keV
The energy of characteristic photons is determined by the difference in binding energies between the
two electron shells involved in the process, which in this question are K and L shells. 69.5 (K shell)
minus 12 (L shell) equals 57.5.
Identify the position that will place the positive contrast agent in the body of the stomach and pyloris
during a double contrast upper GI exam?
a. recumbent LPO
b. supine
c. recumbent RPO
d. prone - ANSWER-d. prone
which position/projection will best demonstrate the broad aspect of the frontal air sinus? - ANSWER-
PA
Which position will best demonstrate the right axillary portion of the ribs? - ANSWER-RPO
Which position will emphasize the mucosal lining of the medial wall of the descending colon during a
lower GI exam? - ANSWER-left lateral decubitus
Which projection of the wrist will best demonstrate the interspaces of the carpal bone? - ANSWER-
AP
An image is acquired with computed radiography using which of the following methods?
a. a cassette that is electronically charged