ARRT FINAL EXAM ACTUAL EXAM TEST
BANK 200 QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED
ANSWERS)
/. A MRI procedure is contraindicated for a patient who has:
a. a pacemaker that was placed 15 years ago
b. dental fillings
c. subdural bleeding
d. scoliosis
/.A PA chest image reveals that only eight ribs are seen above the diaphragm. Which of
the following suggestions would improve the inspirtations of lungs?
a. use higher kV to penetrate the diaphragm
b. perform the chest position supine
c. take the exposure on the second inspiration rather than on first
d. use a shorter exposure time
/.A PA chest radiograph reveals that the left sternoclavicular joint is superimposed upon
the spine and the right joint is open and farther from the spine. What specific positioning
error has been committed?
a. left tilt
b. rotation into the LAO position
c. right tilt
d. rotation into the RAO position
/.A ____ response to radiation is directly proportional to the dose received.
a. linear
b. nonlinear
c. curvilinear
d. nonthreshold
/.A critique of this image demonstrates which repeatable error?
a. extension of the skull
b. mouth not open enough
c. flexion of the skull
d. rotation of the head to the right
,/.Which of the following describes the correct relationship between the quality of the x-
ray beam and the technique selected on the control panel?
a. low beam penetrability due to low kVp
b. low beam penetrability due to high kVp
c. low beam penetrability due to high mAs
d. low beam penetrability due to low mAs
/.A particular radiograph was produced using 8 mAs and 84 kVp with an 8:1 ratio grid.
The image is to be repeated using a 16:1 ratio grid. What should be the new mAs to
adjust for the grid ratio change?
Grid ratio and conversion factor
5:1 ratio - conversion factor of 2
6:1 ratio - conversion factor of 3
8:1 ratio - conversion factor of 4
12:1 ratio - conversion factor of 5
16:1 ratio - conversion factor of 6
a. 5 mAs
b. 8 mAs
c. 12 mAs
d. 20 mAs
/.A patient comes to radiology with a possible mass beneath the right clavicle. The PA
and left lateral chest projections are inconclusive. Which additional projection can be
taken to demonstrate this possible mass?
a. AP and lateral of upper airway
b. right lateral
c. AP erect
d. Apical Lordotic
/.A patient comes to the imaging department for a follow-up study of the cervical spine.
The patient has had a spinal fusion between C5-C6 performed six months earlier. His
physician wants to access the cervical spine for anteriorposterior mobility. Which of the
following projections would provide this assessment?
a. AP axial-vertebral arch projection
b. Judd or Fuchs position
c. Swimmers position
d. Hyperflexion and hyperextension projections
/.A patient comes to the imaging department for a study of the lumbar spine. He has a
clinical history of spondylolisthesis of L5-S1. Which of the following projections will best
demonstrate the severity of this condition?
a. 30 degree obliques
b. AP axial L5-S1
c. lateral L5-S1
d. 50 degress obliques
,/.A patient enters the ER with a possible basilar skull fracture. Which of the following
skull projections would best demonstrate any blood present in the sphenoid sinus?
a. Haas method
b. AP with a 15 degree cephalic angle
c. Horizontal beam lateral projection
d. SMV
/.A patient has a history of recurrent urinary tract infections. The physician is concerned
that the young child may have urinary reflux. Which of the following procedures would
best demonstrate this condition?
a. IVU
b. voiding cystourethrogram (VCUG)
c. IVU with compression
d. cystogram
/.A patient has fallen on an out stretched hand and has a posterior wrist/forearm fracture
approximately one inch proximal to the carpal bones. Which type of fracture is this?
a. Boxer
b. Smiths
c. Colles
d. Potts
/.A patient is in the ICU after abdominal surgery. The surgeon is concerned about a
possible perforated bowel. Thye patient's can't stand or sit. Which of the following
positions will best demonstrate any possible intra-abdominal free air?
a. ventral decubitus
b. dorsal decubitus
c. left lateral decubitus
d. right lateral decubitus
/.Which of the following is NOT a test performed as part of a quality-control (QC)
program to check the radiographic equipment?
A. reproducibility
B. number of repeat images due to technologist collimation errors
C. light field to radiation field alignment
D. central ray alignment
/.A radiograph of an AP mortise projection of the ankle reveals that the lateral malleolus
is slightly superimposed over the talus and the lateral joint space is not open. What is
most likely cause for this radiographic outcome?
a. Excessive plantar flexion of the foot and ankle
b. Excessive dorsiflexion of the foot and ankle
c. Insufficient medial rotation of the foot and ankle
d. Excessive medial rotation of the foot and ankle
/.Contrast resolution of a CR/DR image is determined by the _______ of the system.
, a. matrix size
b. bit depth
c. sampling frequency
d. dynamic range
/.A radiographic image of the LPO projection of the lumber spine reveals that the
downside pedicle is projected too far posteriorly on to the vertebral body. What specific
positioning error is present on this radiographic image?
a. excessive rotation of the spine
b. tilt of the spine
c. incorrect CR placement
d. insufficient rotation of the spine
/.A secondary barrier is designed to absorb ____ radiation.
1. leakage 2. scattered 3. primary
a. 1 only
b. 2 only
c. 3 only
d. Both 1 and 2.
/.A technologist can reduce his or her exposure during fluoroscopy by stepping: 1. back
from the patient. 2. behind the radiologist. 3. close to the patient's head.
a. 1 & 3 only
b. 1 only
c. 2 & 3 only
d. 1 & 2 only
/.A(n) ____ effect increases with incidence but not severity as the dose increases.
a. stochastic
b. localized
c. early
d. deterministic (tissue reaction)
/.Air or gas that escapes into the pleural cavity results in a condition known as:
a. air bronchogram
b. pneumothorax
c. hemidiaphragm
d. hemothorax
/.Which of the following is not appropriate for a technologist to do?
a. compare the imaging order to the patient's history
b. identify the patient using name and birth date
c. crop off anatomy on the processed image
d. use a sandbag as an immobilization device while positioning a patient
/.Which of the following veins is commonly used for venipuncture?
BANK 200 QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED
ANSWERS)
/. A MRI procedure is contraindicated for a patient who has:
a. a pacemaker that was placed 15 years ago
b. dental fillings
c. subdural bleeding
d. scoliosis
/.A PA chest image reveals that only eight ribs are seen above the diaphragm. Which of
the following suggestions would improve the inspirtations of lungs?
a. use higher kV to penetrate the diaphragm
b. perform the chest position supine
c. take the exposure on the second inspiration rather than on first
d. use a shorter exposure time
/.A PA chest radiograph reveals that the left sternoclavicular joint is superimposed upon
the spine and the right joint is open and farther from the spine. What specific positioning
error has been committed?
a. left tilt
b. rotation into the LAO position
c. right tilt
d. rotation into the RAO position
/.A ____ response to radiation is directly proportional to the dose received.
a. linear
b. nonlinear
c. curvilinear
d. nonthreshold
/.A critique of this image demonstrates which repeatable error?
a. extension of the skull
b. mouth not open enough
c. flexion of the skull
d. rotation of the head to the right
,/.Which of the following describes the correct relationship between the quality of the x-
ray beam and the technique selected on the control panel?
a. low beam penetrability due to low kVp
b. low beam penetrability due to high kVp
c. low beam penetrability due to high mAs
d. low beam penetrability due to low mAs
/.A particular radiograph was produced using 8 mAs and 84 kVp with an 8:1 ratio grid.
The image is to be repeated using a 16:1 ratio grid. What should be the new mAs to
adjust for the grid ratio change?
Grid ratio and conversion factor
5:1 ratio - conversion factor of 2
6:1 ratio - conversion factor of 3
8:1 ratio - conversion factor of 4
12:1 ratio - conversion factor of 5
16:1 ratio - conversion factor of 6
a. 5 mAs
b. 8 mAs
c. 12 mAs
d. 20 mAs
/.A patient comes to radiology with a possible mass beneath the right clavicle. The PA
and left lateral chest projections are inconclusive. Which additional projection can be
taken to demonstrate this possible mass?
a. AP and lateral of upper airway
b. right lateral
c. AP erect
d. Apical Lordotic
/.A patient comes to the imaging department for a follow-up study of the cervical spine.
The patient has had a spinal fusion between C5-C6 performed six months earlier. His
physician wants to access the cervical spine for anteriorposterior mobility. Which of the
following projections would provide this assessment?
a. AP axial-vertebral arch projection
b. Judd or Fuchs position
c. Swimmers position
d. Hyperflexion and hyperextension projections
/.A patient comes to the imaging department for a study of the lumbar spine. He has a
clinical history of spondylolisthesis of L5-S1. Which of the following projections will best
demonstrate the severity of this condition?
a. 30 degree obliques
b. AP axial L5-S1
c. lateral L5-S1
d. 50 degress obliques
,/.A patient enters the ER with a possible basilar skull fracture. Which of the following
skull projections would best demonstrate any blood present in the sphenoid sinus?
a. Haas method
b. AP with a 15 degree cephalic angle
c. Horizontal beam lateral projection
d. SMV
/.A patient has a history of recurrent urinary tract infections. The physician is concerned
that the young child may have urinary reflux. Which of the following procedures would
best demonstrate this condition?
a. IVU
b. voiding cystourethrogram (VCUG)
c. IVU with compression
d. cystogram
/.A patient has fallen on an out stretched hand and has a posterior wrist/forearm fracture
approximately one inch proximal to the carpal bones. Which type of fracture is this?
a. Boxer
b. Smiths
c. Colles
d. Potts
/.A patient is in the ICU after abdominal surgery. The surgeon is concerned about a
possible perforated bowel. Thye patient's can't stand or sit. Which of the following
positions will best demonstrate any possible intra-abdominal free air?
a. ventral decubitus
b. dorsal decubitus
c. left lateral decubitus
d. right lateral decubitus
/.Which of the following is NOT a test performed as part of a quality-control (QC)
program to check the radiographic equipment?
A. reproducibility
B. number of repeat images due to technologist collimation errors
C. light field to radiation field alignment
D. central ray alignment
/.A radiograph of an AP mortise projection of the ankle reveals that the lateral malleolus
is slightly superimposed over the talus and the lateral joint space is not open. What is
most likely cause for this radiographic outcome?
a. Excessive plantar flexion of the foot and ankle
b. Excessive dorsiflexion of the foot and ankle
c. Insufficient medial rotation of the foot and ankle
d. Excessive medial rotation of the foot and ankle
/.Contrast resolution of a CR/DR image is determined by the _______ of the system.
, a. matrix size
b. bit depth
c. sampling frequency
d. dynamic range
/.A radiographic image of the LPO projection of the lumber spine reveals that the
downside pedicle is projected too far posteriorly on to the vertebral body. What specific
positioning error is present on this radiographic image?
a. excessive rotation of the spine
b. tilt of the spine
c. incorrect CR placement
d. insufficient rotation of the spine
/.A secondary barrier is designed to absorb ____ radiation.
1. leakage 2. scattered 3. primary
a. 1 only
b. 2 only
c. 3 only
d. Both 1 and 2.
/.A technologist can reduce his or her exposure during fluoroscopy by stepping: 1. back
from the patient. 2. behind the radiologist. 3. close to the patient's head.
a. 1 & 3 only
b. 1 only
c. 2 & 3 only
d. 1 & 2 only
/.A(n) ____ effect increases with incidence but not severity as the dose increases.
a. stochastic
b. localized
c. early
d. deterministic (tissue reaction)
/.Air or gas that escapes into the pleural cavity results in a condition known as:
a. air bronchogram
b. pneumothorax
c. hemidiaphragm
d. hemothorax
/.Which of the following is not appropriate for a technologist to do?
a. compare the imaging order to the patient's history
b. identify the patient using name and birth date
c. crop off anatomy on the processed image
d. use a sandbag as an immobilization device while positioning a patient
/.Which of the following veins is commonly used for venipuncture?
