ARRT Registry Exam question with answers
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 - -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 - -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 - -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 - -d. prone
-which position/projection will best demonstrate the broad aspect of the frontal air
sinus? - -PA
-Which position will best demonstrate the right axillary portion of the ribs? - -RPO
-Which position will emphasize the mucosal lining of the medial wall of the
descending colon during a lower GI exam? - -left lateral decubitus
-Which projection of the wrist will best demonstrate the interspaces of the carpal
bone? - -AP
-An image is acquired with computed radiography using which of the following
methods?
a. a cassette that is electronically charged
b. conventional film/screen processing
,c. the use of a storage phosphor
d. nonne of the above - -c. the use of a storage phosphor
-A transformer constructed with 10,00 primary turns and 2,500 secondary turns will
yield an output voltage of _____ when being supplied with 210 volts.
a. 2710 volts
b. 52.5 volts
c. 840 volts
d. 525 volts - -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 - -b. autotransformer
-Which of the following meds is administered to a patient during an allergic
reaction?
a. Adenocard
b. Intropin
c. Lasix
d. Decadron - -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 - -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 - -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 - -a. dynamic range
-All of the following components are within the glass/metal enclosure of the x-ray
tube except...
a. anode
b. stators
c. rotors
d. filament wires - -b. stators
, -Universal precautions should be practiced on..
a. all isolation patients
b. CCU patients
c. pediatric patients
d. All patients - -d. All patients
-What is the minimum source to skin distance allowed for a mobile fluoroscopic
unit? - -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 - -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 - -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 - -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 - -5%
-Average body build comprising 50% of the population? - -Sthenic
-Below average body build comprising 35% of the population? - -Hyposthenic
-Extremely small body build comprising 10% of the population? - -Asthenic
-Above average or massive body build comprising 5% of the population? - -
Hypersthenic
-What makes up the axial skeleton? - -toward the center or middle of the body-
includes skull, hyoid, vertebral column, and thorax.
-What makes up the appendicular skeleton? - -upper & lower extremities, the
shoulder girdle & pelvic girdle
, -The mastoid process is located at the level of... - -C1
-The thyroid cartilage is located at the level of... - -C4-5
-The vertebral prominens is located at the level of... - -C7
-The sternal/jugular notch is located at the level of... - -T2-3
-The sternal angle is located at the level of... - -T4-5
-The inferior angle of the scapula is located at the level of... - -T7
-The xiphoid tip is located at the level of... - -T10
-The umbilicus is at the level of... - -L3-4
-The iliac crest is at the level of... - -L4
-The greater trochanter is at the level of... - -the pubic symphysis
-The lower costal margin is at the level of... - -L1-2
-The ASIS is at the level of... - -S1
-AP Axial Skull is also known as... - -"Townes" method
-PA Axial skull is also known as... - -Caldwell method
-In a PA Axial skull, where should the petrous ridges be seen? - -projected in the
lower third of the orbits
-The CR for a PA axial skull? - -15 degrees caudad, exiting the nasion
-The CR for an AP axial skull? - -30 degrees caudad thru the foramen magnum to
the OML
-Which line in perpendicular to the IR for a lateral skull? - -IPL
-The cassette-based digital image receptor uses which of the following as the
image receptor?
a. TFT
b. PSP
c. CCD
d. none of the above - -b. PSP
-PA Axial 25 degree cephalic angle of the Skull is also known as... - -Hass method or
Reverse Towne
-Parietoacanthial projection is also known as... - -Waters method
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 - -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 - -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 - -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 - -d. prone
-which position/projection will best demonstrate the broad aspect of the frontal air
sinus? - -PA
-Which position will best demonstrate the right axillary portion of the ribs? - -RPO
-Which position will emphasize the mucosal lining of the medial wall of the
descending colon during a lower GI exam? - -left lateral decubitus
-Which projection of the wrist will best demonstrate the interspaces of the carpal
bone? - -AP
-An image is acquired with computed radiography using which of the following
methods?
a. a cassette that is electronically charged
b. conventional film/screen processing
,c. the use of a storage phosphor
d. nonne of the above - -c. the use of a storage phosphor
-A transformer constructed with 10,00 primary turns and 2,500 secondary turns will
yield an output voltage of _____ when being supplied with 210 volts.
a. 2710 volts
b. 52.5 volts
c. 840 volts
d. 525 volts - -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 - -b. autotransformer
-Which of the following meds is administered to a patient during an allergic
reaction?
a. Adenocard
b. Intropin
c. Lasix
d. Decadron - -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 - -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 - -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 - -a. dynamic range
-All of the following components are within the glass/metal enclosure of the x-ray
tube except...
a. anode
b. stators
c. rotors
d. filament wires - -b. stators
, -Universal precautions should be practiced on..
a. all isolation patients
b. CCU patients
c. pediatric patients
d. All patients - -d. All patients
-What is the minimum source to skin distance allowed for a mobile fluoroscopic
unit? - -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 - -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 - -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 - -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 - -5%
-Average body build comprising 50% of the population? - -Sthenic
-Below average body build comprising 35% of the population? - -Hyposthenic
-Extremely small body build comprising 10% of the population? - -Asthenic
-Above average or massive body build comprising 5% of the population? - -
Hypersthenic
-What makes up the axial skeleton? - -toward the center or middle of the body-
includes skull, hyoid, vertebral column, and thorax.
-What makes up the appendicular skeleton? - -upper & lower extremities, the
shoulder girdle & pelvic girdle
, -The mastoid process is located at the level of... - -C1
-The thyroid cartilage is located at the level of... - -C4-5
-The vertebral prominens is located at the level of... - -C7
-The sternal/jugular notch is located at the level of... - -T2-3
-The sternal angle is located at the level of... - -T4-5
-The inferior angle of the scapula is located at the level of... - -T7
-The xiphoid tip is located at the level of... - -T10
-The umbilicus is at the level of... - -L3-4
-The iliac crest is at the level of... - -L4
-The greater trochanter is at the level of... - -the pubic symphysis
-The lower costal margin is at the level of... - -L1-2
-The ASIS is at the level of... - -S1
-AP Axial Skull is also known as... - -"Townes" method
-PA Axial skull is also known as... - -Caldwell method
-In a PA Axial skull, where should the petrous ridges be seen? - -projected in the
lower third of the orbits
-The CR for a PA axial skull? - -15 degrees caudad, exiting the nasion
-The CR for an AP axial skull? - -30 degrees caudad thru the foramen magnum to
the OML
-Which line in perpendicular to the IR for a lateral skull? - -IPL
-The cassette-based digital image receptor uses which of the following as the
image receptor?
a. TFT
b. PSP
c. CCD
d. none of the above - -b. PSP
-PA Axial 25 degree cephalic angle of the Skull is also known as... - -Hass method or
Reverse Towne
-Parietoacanthial projection is also known as... - -Waters method
