ARRT practice exam questions with
correct answers 100% 2026
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 Answers 2 and 3
More windings on the primary side of the transformer will create ____ voltage on the secondary
side. - Correct Answers less
In the construction of a radiographic grid, what defines the grid ratio? - Correct Answers height
of lead strips compared to the distance between them
What positioning technique could help enhance the quality of a lateral knee? - Correct Answers
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 Answers 0.004
Gy
Genetic effects are those that manifest: - Correct Answers in future generations of the exposed
individual
General Fluoro is limited to maximum entrance skin exposure rate of: - Correct Answers 100
mGy/min
,How is the patient positioned for an external rotation of the shoulder? - Correct Answers abduct
the patients arm
T/F: Electrons and x-rays can be focused. - Correct Answers False
Which device in an image receptor can collect and convert light into an electrical signal? -
Correct Answers 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 Answers call a radiologist
What is the most common cause of an off-level grid error? - Correct Answers grid shifts due to
patient movement
The trachea bifurcates at the level of the _____. - Correct Answers 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 Answers camera tube lag
during an x-ray exposure, electrons accelerate towards what part of the x-ray tube? - Correct
Answers Anode
What is the radiation weighting factor of x-rays? - Correct Answers 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 Answers 1 and 2
Inherent filtration refers to: - Correct Answers filtration that is part of tube design
What effect will decreasing collimation have on patient radiation exposure - Correct Answers
increases patient radiation exposure
The severity of the hell effect can be increased by what change in SID? - Correct Answers
decreasing sid
M/C: Federal Law on radiation protection requires which of the following?
1. signage for radiation areas
2. maintaining personal dose records
3. publication of personal dose records - Correct Answers 1 and 2
What is the largest carpal bone? - Correct Answers capitate
T/F: the esophagus lies anterior to the trachea? - Correct Answers False
To function correctly, the current entering a transformer must be: - Correct Answers AC
A middle-aged male with a blood pressure reading 180/80 mmHg would be diagnosed as -
Correct Answers hypertensive
PICC lines are used to: - Correct Answers 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 Answers 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 Answers 1 and 2
photons produced outside of the actual focal spot are known as: - Correct Answers Off focus
radiation
M/C: Total filtration of the x-ray beam includes:
1. Added Filtration
2. Inherent filtration
3. collimation - Correct Answers 1 and 2
Which sinus is demonstrated through the open mouth waters? - Correct Answers sphenoid
Which area is myelography not used on? - Correct Answers sacrum
M/C: How does the anode heel effect manifest itself on a radiographic image?
correct answers 100% 2026
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 Answers 2 and 3
More windings on the primary side of the transformer will create ____ voltage on the secondary
side. - Correct Answers less
In the construction of a radiographic grid, what defines the grid ratio? - Correct Answers height
of lead strips compared to the distance between them
What positioning technique could help enhance the quality of a lateral knee? - Correct Answers
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 Answers 0.004
Gy
Genetic effects are those that manifest: - Correct Answers in future generations of the exposed
individual
General Fluoro is limited to maximum entrance skin exposure rate of: - Correct Answers 100
mGy/min
,How is the patient positioned for an external rotation of the shoulder? - Correct Answers abduct
the patients arm
T/F: Electrons and x-rays can be focused. - Correct Answers False
Which device in an image receptor can collect and convert light into an electrical signal? -
Correct Answers 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 Answers call a radiologist
What is the most common cause of an off-level grid error? - Correct Answers grid shifts due to
patient movement
The trachea bifurcates at the level of the _____. - Correct Answers 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 Answers camera tube lag
during an x-ray exposure, electrons accelerate towards what part of the x-ray tube? - Correct
Answers Anode
What is the radiation weighting factor of x-rays? - Correct Answers 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 Answers 1 and 2
Inherent filtration refers to: - Correct Answers filtration that is part of tube design
What effect will decreasing collimation have on patient radiation exposure - Correct Answers
increases patient radiation exposure
The severity of the hell effect can be increased by what change in SID? - Correct Answers
decreasing sid
M/C: Federal Law on radiation protection requires which of the following?
1. signage for radiation areas
2. maintaining personal dose records
3. publication of personal dose records - Correct Answers 1 and 2
What is the largest carpal bone? - Correct Answers capitate
T/F: the esophagus lies anterior to the trachea? - Correct Answers False
To function correctly, the current entering a transformer must be: - Correct Answers AC
A middle-aged male with a blood pressure reading 180/80 mmHg would be diagnosed as -
Correct Answers hypertensive
PICC lines are used to: - Correct Answers 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 Answers 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 Answers 1 and 2
photons produced outside of the actual focal spot are known as: - Correct Answers Off focus
radiation
M/C: Total filtration of the x-ray beam includes:
1. Added Filtration
2. Inherent filtration
3. collimation - Correct Answers 1 and 2
Which sinus is demonstrated through the open mouth waters? - Correct Answers sphenoid
Which area is myelography not used on? - Correct Answers sacrum
M/C: How does the anode heel effect manifest itself on a radiographic image?
