ARRT RADIOGRAPHY EXAM QUESTION BANK
2025/2026 ACTUAL EXAM QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) ALL ANSWERED {800 Q & A}
ALREADY GRADED A+/ ARRT RADIOGRAPHY
EXAM REVIEW | BRAND NEW!
*Study guide for the ARRT exam in radiography.* *Anatomy and
positioning are not covered in this study guide.*
An anode rotates anywhere from ________ to ________ rpm. - ✔✔✔
Correct Answer > 1) 3300
2) 10000
Film badges are usually changed ________. - ✔✔✔ Correct Answer >
Monthly
A ________ is used to measure radiation in an area, storage areas
for radioisotopes, doses traveling through barriers, and patients
who have radioactive sources within them. - ✔✔✔ Correct Answer >
Handheld Ionization Chamber
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Electrons from the photocathode are concentrated and directed
toward the other end of the image-intensifier tube by a series of
________ and by ________ kVp applied through the tube. - ✔✔✔ Correct
Answer > 1) Electrostatic Lenses (Focusing Lenses)
2) 25
Handheld ionization chambers can measure exposure rates as
low as ________ per hour. - ✔✔✔ Correct Answer > 10 µGyᵃ
A ________ is used to detect radioactive particles in nuclear
medicine facilities. - ✔✔✔ Correct Answer > Geiger-Mueller Detector
Geiger-Mueller detectors read in ________ per minute. - ✔✔✔ Correct
Answer > Counts
An autotransformer is also known as a ________ transformer. -
✔✔✔ Correct Answer > Variable
An autotransformer is constructed with: - ✔✔✔ Correct Answer > A
single coil of wire with an iron core.
The autotransformer is the source for selecting ________. - ✔✔✔
Correct Answer > kVp
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Autotransformers operate on the principle of ________. - ✔✔✔
Correct Answer > Self-Induction
The ________ is in the x-ray circuit to indicate the voltage that is
selected. - ✔✔✔ Correct Answer > Prereading Voltmeter
The prereading voltmeter is prereading because it indicates the
________ that will be flowing through the tube once the exposure
is made. - ✔✔✔ Correct Answer > Kilovoltage
The prereading voltmeter is placed in the circuit between the
________ and the ________. - ✔✔✔ Correct Answer > 1) Autotransformer
2) Step-Up Transformer
A ________ is used to regulate the duration of the x-ray exposure.
- ✔✔✔ Correct Answer > Timer
The timer is wired in the circuit between the ________ and the
________. - ✔✔✔ Correct Answer > 1) Autotransformer
2) Step-Up Transformer
Electronic timers allow exposures as low as ________. - ✔✔✔ Correct
Answer > 1 ms or 1/1000 second.
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The ________ provides the safest tube current in the shortest
possible time. - ✔✔✔ Correct Answer > mAs Timer
The mAs timer measures the total ________. - ✔✔✔ Correct Answer >
Tube Current
The mAs timer is located ________ the secondary coil of the step-
up transformer. - ✔✔✔ Correct Answer > After
The mAs timer is generally used with ________ generators. - ✔✔✔
Correct Answer > Falling Load
________ is used to provide consistency of radiographic quality. -
✔✔✔ Correct Answer > Automatic Exposure Control (AEC)
AEC consists of a flat ________ chamber that is located between
the ________ and the ________. - ✔✔✔ Correct Answer > 1) Ionization
2) Patient
3) Image Receptor
AEC uses a ________ kVp, while the machine controls the ________.
- ✔✔✔ Correct Answer > 1) Fixed