ASRT EXAM 3 QUESTIONS & ANSWERS
A 65-year-old man arrives for a barium enema. He confirms that he completed the prep
and is extremely weak and feeling "wobbly". Upon , standing to get to the examination
table, the patient experiences syncope. The technologist should:
A. call in a code and make sure all objects near the patient have been moved.
B. have someone nearby prepare the automatic external defibrillator (AED).
C. squeeze the nasal septum for up to 10 minutes to stop bleeding.
D. assist the patient to a recumbent position and elevate his feet. - Answers - assist the
patient to a recumbent position and elevate his feet.
Calipers are used to measure: - Answers - anatomical part tickness
Kilovoltage peak (kVp) is selected at the: - Answers - autotransformer
The fluoroscopic feature that maintains the signal-to-noise ratio (SNR) is abbreviated
as: - Answers - AERC
- the automatic exposure rate control (AERC) maintains the SNR
When a patient is in a 45º left anterior oblique position: - Answers - the right lung field is
best shown
- the right lung field (further from the image receptor) is demonstrated
- the anterior part of the left lung is superimposed by the spine
The optic nerve passes into the orbit through the: - Answers - optic foramen
Pre-established guidelines that a radiographer can use to select exposure factors for a
radiographic examination are listed on a(an): - Answers - technique chart
Beam quantity relates to: - Answers - primary beam photon number
What is hypervolemia? - Answers - excess fluid in the blood
When positioning for an AP projection of the scapula, the arm on the affected side
should be _____ at the right angle to the body. This frees the _____ portion of the
scapula of superimposition from the ribs. - Answers - abducted; lateral
What type of bone is the scapula? - Answers - flat
All of the following demonstrate adherence to the as low as reasonable achievable
(ALARA) principle EXCEPT:
A. using gonadal shielding
B. minimizing repeat images
, C. wearing occupational dosimeters
D. collimating to area of interest - Answers - wearing occupational dosimeters
During myelography, immediately after the radiologist inserts the spinal needle to the
desired space: - Answers - some cerebrospinal fluid can be withdrawn for laboratory
analysis
The prolapse of one one part of the gastrointestinal (GI) trac into the lumen of an
adjacent part of the GI tract is known as: - Answers - intussusception
Which of the following is FALSE about Material Data Safety Sheets (MSDS's)? -
Answers - MSDS information should be provided to patients near hazardous material
The image below demonstrates the technical problem of _____ on the distal portion of
the image. - Answers - saturation
Upon entering the room with a patient, you recognize the patient is depressed, and
suppress your state of happiness to meet the needs of the patient. What is this action
representative of? - Answers - emotional intelligence
The liver has a WT of: - Answers - 0.05
Compared with a low-ratio grid, a high-ratio grid: - Answers - absorbs more scatter
radiation
- Increasing the grid ratio results in the absorption of more scatter radiation.
The exposure field size and image receptor size selected must be within _____ of the
source-to-image distance. - Answers - 2%
The item labeled 2 in the diagram of the image intensifier is the: - Answers - output
phosphor
On the elbow image above, the red arrow points to the: - Answers - olecranon process
Which one of the following DQE measurements identifies an image receptor with the
greatest efficiency? - Answers - 0.9
- DQE measurements range from 0 to 1 with an average range of 0.3 to 0.7 for digital
radiography systems
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? - Answers - 3-
phase, 12-pulse
- will yield the highest tube output because it has the lowest voltage ripple
(approximately 3.5%)
- single-phase generator has a 100% ripple factor
- 3-phase, 6- pulse generator has approx. a 13% ripple
A 65-year-old man arrives for a barium enema. He confirms that he completed the prep
and is extremely weak and feeling "wobbly". Upon , standing to get to the examination
table, the patient experiences syncope. The technologist should:
A. call in a code and make sure all objects near the patient have been moved.
B. have someone nearby prepare the automatic external defibrillator (AED).
C. squeeze the nasal septum for up to 10 minutes to stop bleeding.
D. assist the patient to a recumbent position and elevate his feet. - Answers - assist the
patient to a recumbent position and elevate his feet.
Calipers are used to measure: - Answers - anatomical part tickness
Kilovoltage peak (kVp) is selected at the: - Answers - autotransformer
The fluoroscopic feature that maintains the signal-to-noise ratio (SNR) is abbreviated
as: - Answers - AERC
- the automatic exposure rate control (AERC) maintains the SNR
When a patient is in a 45º left anterior oblique position: - Answers - the right lung field is
best shown
- the right lung field (further from the image receptor) is demonstrated
- the anterior part of the left lung is superimposed by the spine
The optic nerve passes into the orbit through the: - Answers - optic foramen
Pre-established guidelines that a radiographer can use to select exposure factors for a
radiographic examination are listed on a(an): - Answers - technique chart
Beam quantity relates to: - Answers - primary beam photon number
What is hypervolemia? - Answers - excess fluid in the blood
When positioning for an AP projection of the scapula, the arm on the affected side
should be _____ at the right angle to the body. This frees the _____ portion of the
scapula of superimposition from the ribs. - Answers - abducted; lateral
What type of bone is the scapula? - Answers - flat
All of the following demonstrate adherence to the as low as reasonable achievable
(ALARA) principle EXCEPT:
A. using gonadal shielding
B. minimizing repeat images
, C. wearing occupational dosimeters
D. collimating to area of interest - Answers - wearing occupational dosimeters
During myelography, immediately after the radiologist inserts the spinal needle to the
desired space: - Answers - some cerebrospinal fluid can be withdrawn for laboratory
analysis
The prolapse of one one part of the gastrointestinal (GI) trac into the lumen of an
adjacent part of the GI tract is known as: - Answers - intussusception
Which of the following is FALSE about Material Data Safety Sheets (MSDS's)? -
Answers - MSDS information should be provided to patients near hazardous material
The image below demonstrates the technical problem of _____ on the distal portion of
the image. - Answers - saturation
Upon entering the room with a patient, you recognize the patient is depressed, and
suppress your state of happiness to meet the needs of the patient. What is this action
representative of? - Answers - emotional intelligence
The liver has a WT of: - Answers - 0.05
Compared with a low-ratio grid, a high-ratio grid: - Answers - absorbs more scatter
radiation
- Increasing the grid ratio results in the absorption of more scatter radiation.
The exposure field size and image receptor size selected must be within _____ of the
source-to-image distance. - Answers - 2%
The item labeled 2 in the diagram of the image intensifier is the: - Answers - output
phosphor
On the elbow image above, the red arrow points to the: - Answers - olecranon process
Which one of the following DQE measurements identifies an image receptor with the
greatest efficiency? - Answers - 0.9
- DQE measurements range from 0 to 1 with an average range of 0.3 to 0.7 for digital
radiography systems
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? - Answers - 3-
phase, 12-pulse
- will yield the highest tube output because it has the lowest voltage ripple
(approximately 3.5%)
- single-phase generator has a 100% ripple factor
- 3-phase, 6- pulse generator has approx. a 13% ripple
