RRT registry exam graded A 2023-2024
UPDATE NEW!!
What is the correct term used to describe an intravenous injection of a concentratedvolume 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 andconverts it into an
electronic signal?
a. indirect captureb.
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 Kshell 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 thestomach and pyloris
during a double contrast upper GI exam?
a. recumbent LPOb.
supine
c. recumbent RPO
d. prone - Answer d. prone
which position/projection will best demonstrate the broad aspect of the frontal airsinus? - Answer PA
Which position will best demonstrate the right axillary portion of the ribs? - AnswerRPO
Which position will emphasize the mucosal lining of the medial wall of thedescending colon during a
lower GI exam? - Answer left lateral decubitus
,Which projection of the wrist will best demonstrate the interspaces of the carpalbone? - Answer AP
An image is acquired with computed radiography using which of the followingmethods?
a. a cassette that is electronically chargedb. conventional film/screen processing
,c. the use of a storage phosphor
d. nonne of the above - Answer c. the use of a storage phosphor
A transformer constructed with 10,00 primary turns and 2,500 secondary turns willyield an output
voltage of when being supplied with 210 volts.
a. 2710 volts
b. 52.5 volts
c. 840 volts
d. 525 volts - Answer b. 52.5 volts
Which of the following circuit components is considered to be the source for kVp?a. step-up
transformer
b. autotransformer
c. step-down transformer
d. high voltage transformer - Answer b. autotransformer
Which of the following meds is administered to a patient during an allergic reaction?a. Adenocard
b. Intropinc.
Lasix
d. Decadron - Answer d. Decadron
If the improper body part is selected from the exam menu, which of the following mayresult?
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 toproduce an image?
a. intensifying screen & TFTb. 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 resolutionc.
subject contrast
d. characteristic response - Answer a. dynamic range
All of the following components are within the glass/metal enclosure of the x-ray tubeexcept...
a. anode b.
stators c.
rotors
, d. 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
The reproducibility of exposures of a radiographic unit must not vary more than
% to be considered within acceptable limits.a. 2.5
b. 5
c. 10
d. 12.5 - Answer 5%
Average body build comprising 50% of the population? - Answer Sthenic
Below average body build comprising 35% of the population? - Answer Hyposthenic
Extremely small body build comprising 10% of the population? - Answer Asthenic
Above average or massive body build comprising 5% of the population? - AnswerHypersthenic
What makes up the axial skeleton? - Answer toward the center or middle of thebody- includes
skull, hyoid, vertebral column, and thorax.
UPDATE NEW!!
What is the correct term used to describe an intravenous injection of a concentratedvolume 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 andconverts it into an
electronic signal?
a. indirect captureb.
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 Kshell 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 thestomach and pyloris
during a double contrast upper GI exam?
a. recumbent LPOb.
supine
c. recumbent RPO
d. prone - Answer d. prone
which position/projection will best demonstrate the broad aspect of the frontal airsinus? - Answer PA
Which position will best demonstrate the right axillary portion of the ribs? - AnswerRPO
Which position will emphasize the mucosal lining of the medial wall of thedescending colon during a
lower GI exam? - Answer left lateral decubitus
,Which projection of the wrist will best demonstrate the interspaces of the carpalbone? - Answer AP
An image is acquired with computed radiography using which of the followingmethods?
a. a cassette that is electronically chargedb. conventional film/screen processing
,c. the use of a storage phosphor
d. nonne of the above - Answer c. the use of a storage phosphor
A transformer constructed with 10,00 primary turns and 2,500 secondary turns willyield an output
voltage of when being supplied with 210 volts.
a. 2710 volts
b. 52.5 volts
c. 840 volts
d. 525 volts - Answer b. 52.5 volts
Which of the following circuit components is considered to be the source for kVp?a. step-up
transformer
b. autotransformer
c. step-down transformer
d. high voltage transformer - Answer b. autotransformer
Which of the following meds is administered to a patient during an allergic reaction?a. Adenocard
b. Intropinc.
Lasix
d. Decadron - Answer d. Decadron
If the improper body part is selected from the exam menu, which of the following mayresult?
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 toproduce an image?
a. intensifying screen & TFTb. 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 resolutionc.
subject contrast
d. characteristic response - Answer a. dynamic range
All of the following components are within the glass/metal enclosure of the x-ray tubeexcept...
a. anode b.
stators c.
rotors
, d. 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
The reproducibility of exposures of a radiographic unit must not vary more than
% to be considered within acceptable limits.a. 2.5
b. 5
c. 10
d. 12.5 - Answer 5%
Average body build comprising 50% of the population? - Answer Sthenic
Below average body build comprising 35% of the population? - Answer Hyposthenic
Extremely small body build comprising 10% of the population? - Answer Asthenic
Above average or massive body build comprising 5% of the population? - AnswerHypersthenic
What makes up the axial skeleton? - Answer toward the center or middle of thebody- includes
skull, hyoid, vertebral column, and thorax.
