ARRT REGISTRY EXAM REVIEW QUESTIONS
AND ANSWERS 2026/2027 SOLVED 100%
CORRECT
◉ 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. Answer: 2 and 3
◉ More windings on the primary side of the transformer will create
____ voltage on the secondary side.. Answer: less
◉ In the construction of a radiographic grid, what defines the grid
ratio?. Answer: height of lead strips compared to the distance between
them
◉ What positioning technique could help enhance the quality of a
lateral knee?. 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?. Answer: 0.004 Gy
,◉ Genetic effects are those that manifest:. Answer: in future
generations of the exposed individual
◉ General Fluoro is limited to maximum entrance skin exposure rate
of:. Answer: 100 mGy/min
◉ How is the patient positioned for an external rotation of the
shoulder?. Answer: abduct the patients arm
◉ T/F: Electrons and x-rays can be focused.. Answer: False
◉ Which device in an image receptor can collect and convert light
into an electrical signal?. 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?. Answer: call a
radiologist
◉ What is the most common cause of an off-level grid error?.
Answer: grid shifts due to patient movement
◉ The trachea bifurcates at the level of the _____.. 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:. Answer: camera tube lag
,◉ during an x-ray exposure, electrons accelerate towards what part of
the x-ray tube?. Answer: Anode
◉ What is the radiation weighting factor of x-rays?. 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. Answer: 1 and 2
◉ Inherent filtration refers to:. Answer: filtration that is part of tube
design
◉ What effect will decreasing collimation have on patient radiation
exposure. Answer: increases patient radiation exposure
◉ The severity of the hell effect can be increased by what change in
SID?. Answer: 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. Answer: 1 and 2
◉ What is the largest carpal bone?. Answer: capitate
◉ T/F: the esophagus lies anterior to the trachea?. Answer: False
◉ To function correctly, the current entering a transformer must be:.
Answer: AC
◉ A middle-aged male with a blood pressure reading 180/80 mmHg
would be diagnosed as. Answer: hypertensive
◉ PICC lines are used to:. 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. Answer: 1 and 2
◉ M/C: Which of the following is true about the fibula?
1. it sits laterally to the tibia
AND ANSWERS 2026/2027 SOLVED 100%
CORRECT
◉ 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. Answer: 2 and 3
◉ More windings on the primary side of the transformer will create
____ voltage on the secondary side.. Answer: less
◉ In the construction of a radiographic grid, what defines the grid
ratio?. Answer: height of lead strips compared to the distance between
them
◉ What positioning technique could help enhance the quality of a
lateral knee?. 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?. Answer: 0.004 Gy
,◉ Genetic effects are those that manifest:. Answer: in future
generations of the exposed individual
◉ General Fluoro is limited to maximum entrance skin exposure rate
of:. Answer: 100 mGy/min
◉ How is the patient positioned for an external rotation of the
shoulder?. Answer: abduct the patients arm
◉ T/F: Electrons and x-rays can be focused.. Answer: False
◉ Which device in an image receptor can collect and convert light
into an electrical signal?. 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?. Answer: call a
radiologist
◉ What is the most common cause of an off-level grid error?.
Answer: grid shifts due to patient movement
◉ The trachea bifurcates at the level of the _____.. 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:. Answer: camera tube lag
,◉ during an x-ray exposure, electrons accelerate towards what part of
the x-ray tube?. Answer: Anode
◉ What is the radiation weighting factor of x-rays?. 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. Answer: 1 and 2
◉ Inherent filtration refers to:. Answer: filtration that is part of tube
design
◉ What effect will decreasing collimation have on patient radiation
exposure. Answer: increases patient radiation exposure
◉ The severity of the hell effect can be increased by what change in
SID?. Answer: 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. Answer: 1 and 2
◉ What is the largest carpal bone?. Answer: capitate
◉ T/F: the esophagus lies anterior to the trachea?. Answer: False
◉ To function correctly, the current entering a transformer must be:.
Answer: AC
◉ A middle-aged male with a blood pressure reading 180/80 mmHg
would be diagnosed as. Answer: hypertensive
◉ PICC lines are used to:. 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. Answer: 1 and 2
◉ M/C: Which of the following is true about the fibula?
1. it sits laterally to the tibia
