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ARRT Practice Exam Questions With 100% Correct And Verified Answers
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ARRT Practice Exam Questions With100% Correct And Verified Answers
M/C: Which of the following are true for an AP coccyx projection?
1. 15 degree cephalic angle.
2. 10 degree caudal angle
3. center 2 inches superior to the pubic symphysis - Correct Answer-
2 and 3
More windings on the primary side of the transformer will create
____ voltage on the secondary side. - Correct Answer-less
In the construction of a radiographic grid, what defines the grid
ratio? - Correct Answer-height of lead strips compared to the
distance between them
What positioning technique could help enhance the quality of a
lateral knee? - Correct Answer-CR with a 5 degree cephalic angle
During a fluoro exposure, a patient's stomach absorbs a total of
0.012 joules of energy. The tissues of the stomach weigh 3 kilograms.
What is the absorbed dose? - Correct Answer-0.004 Gy
Genetic effects are those that manifest: - Correct Answer-in future
generations of the exposed individual
General Fluoro is limited to maximum entrance skin exposure rate
of: - Correct Answer-100 mGy/min
How is the patient positioned for an external rotation of the
shoulder? - Correct Answer-abduct the patients arm
T/F: Electrons and x-rays can be focused. - Correct Answer-False
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,Which device in an image receptor can collect and convert light into an
electrical signal? - Correct Answer-CCD, Photodiode
if a patient begins to have symptoms of hives after an injection of contrast
for an IVP, what should be done first? - Correct Answer-call a radiologist
What is the most common cause of an off-level grid error? - Correct
Answer-grid shifts due to patient movement
The trachea bifurcates at the level of the _____. - Correct Answer-Aortic
notch
If the x-ray tube is moved rapidly during a fluoro exam, the image will blur.
This is the result of the following: - Correct Answer-camera tube lag
during an x-ray exposure, electrons accelerate towards what part of the x-
ray tube? - Correct Answer-Anode
What is the radiation weighting factor of x-rays? - Correct Answer-1
M/C: The use of proper collimation serves to:
1. Increase image contrast
2. reduce radiation exposure to the patient
3. decrease effective focal-spot size - Correct Answer-1 and 2
Inherent filtration refers to: - Correct Answer-filtration that is part of tube
design
What effect will decreasing collimation have on patient radiation exposure
- Correct Answer-increases patient radiation exposure
The severity of the hell effect can be increased by what change in SID? -
Correct Answer-decreasing sid
M/C: Federal Law on radiation protection requires which of the following?
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,1. signage for radiation areas
2. maintaining personal dose records
3. publication of personal dose records - Correct Answer-1 and 2
What is the largest carpal bone? - Correct Answer-capitate
T/F: the esophagus lies anterior to the trachea? - Correct Answer-False
To function correctly, the current entering a transformer must be: - Correct
Answer-AC
A middle-aged male with a blood pressure reading 180/80 mmHg would be
diagnosed as - Correct Answer-hypertensive
PICC lines are used to: - Correct Answer-Deliver
medication through a vein
M/C: Which of the following facts are true
regarding x-rays?
1. x-rays have no mass
2. x-rays travel at the speed of light
3. x-rays have a positive charge - Correct Answer-1
and 2
M/C: Which of the following is true about the fibula?
1. it sits laterally to the tibia
2. it articulates with the tibia at the proximal end
3. it articulates at the distal medial talus - Correct Answer-1 and 2
photons produced outside of the actual focal spot are known as: -
Correct Answer-Off focus radiation
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, M/C: Total filtration of the x-ray beam includes:
1. Added Filtration
2. Inherent filtration
3. collimation - Correct Answer-1 and 2
Which sinus is demonstrated through the open mouth waters? -
Correct Answer-sphenoid
Which area is myelography not used on? - Correct Answer-sacrum
M/C: How does the anode heel effect manifest itself on a
radiographic image?
1. Higher exposure on the anode side of the image
2. Higher exposure on the cathode side of the image
3. Increased detail on the anode side of the image
4. increased detail on the cathode side of the image - Correct
Answer-2 and 3
Penumbra and detail share what relationship? - Correct Answer-
increased penumbra = decreased detail
When using AEC, which of the following may result in an image
with excessive receptor exposure? - Correct Answer-incorrect
photo-timer cell selection
M/C: What portion of the CR imaging plate protects the plate from
unwanted light and background radiation? choose two.
A. protective layer
B. phosphor layer
C. conductive layer
D. light shield layer - Correct Answer-c and d
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