Supervisor and Operator Rad Exam
2025/2026 Exam Questions with 100%
Correct Answers | Latest Update
Which of the following occur minutes to hours after exposure to ionizing
radiation?
1.) functional damage & morphological changes
2.) Appearance of atypical cells
3.) Cataract formation - 🧠 ANSWER ✔✔1 & 2
If the operator stands behind a portable shield, which may allow scattered
radiation to pass around it's edges; total radiation dose reduction would be
approximately:
a.) 50%
b.) 75%
c.) 92%
d.) 99% - 🧠 ANSWER ✔✔99%
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,Which of the following are SHORT TERM stepwise effects of radiation
exposure?
1.) life-span shortening
2.) primary radiochemical reactions
3.) functional damage of cells
A.) 1 and 2
b.) 1 and 3
c.) 2 and 3
d.) 1, 2, and 3 - 🧠 ANSWER ✔✔C. 2 and 3
Limited permit X-ray technicians are excluded from:
A.) taking plain radiographs of the extremities
B.) operating portable or mobile X-ray equipment
C.) taking plain radiographs of the chest
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,d.) all of the above - 🧠 ANSWER ✔✔B.) operating portable or mobile X-ray
equipment
An example of a radiographic study using natural shielding to decrease
radiation to the ovaries is:
A.) AP T/S
b.) AP pelvis
c.) lateral femur
d.) PA lumbar spine - 🧠 ANSWER ✔✔d.) PA Lumbar Spine
Which of the following is part of the x-ray tube anode?
1.) positive electrode
2.) negative electrode
3.) target - 🧠 ANSWER ✔✔1 and 3.
Which electron interaction with the anode causes x-ray beam to be
polygenergetic?
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, A.) characteristic
b.) Compton
c.) pair production
d.) Bremsstrahlung - 🧠 ANSWER ✔✔d.) Bremsstrahlung
What happens to the nominal focal spot size as the x-ray tube target
(anode) decreases?
A.) decreases
B.) stays the same
c.) increases
d.) inverts - 🧠 ANSWER ✔✔a.) decreases
Which of the following will reduce patient radiation dose?
a.) increased thickness of the alum. tabletop
b.) use more radio-absorbent cassette fronts
c.) use KEVLAR cassette fronts
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
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PRIVACY STATEMENT. ALL RIGHTS RESERVED
2025/2026 Exam Questions with 100%
Correct Answers | Latest Update
Which of the following occur minutes to hours after exposure to ionizing
radiation?
1.) functional damage & morphological changes
2.) Appearance of atypical cells
3.) Cataract formation - 🧠 ANSWER ✔✔1 & 2
If the operator stands behind a portable shield, which may allow scattered
radiation to pass around it's edges; total radiation dose reduction would be
approximately:
a.) 50%
b.) 75%
c.) 92%
d.) 99% - 🧠 ANSWER ✔✔99%
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
1
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,Which of the following are SHORT TERM stepwise effects of radiation
exposure?
1.) life-span shortening
2.) primary radiochemical reactions
3.) functional damage of cells
A.) 1 and 2
b.) 1 and 3
c.) 2 and 3
d.) 1, 2, and 3 - 🧠 ANSWER ✔✔C. 2 and 3
Limited permit X-ray technicians are excluded from:
A.) taking plain radiographs of the extremities
B.) operating portable or mobile X-ray equipment
C.) taking plain radiographs of the chest
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
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PRIVACY STATEMENT. ALL RIGHTS RESERVED
,d.) all of the above - 🧠 ANSWER ✔✔B.) operating portable or mobile X-ray
equipment
An example of a radiographic study using natural shielding to decrease
radiation to the ovaries is:
A.) AP T/S
b.) AP pelvis
c.) lateral femur
d.) PA lumbar spine - 🧠 ANSWER ✔✔d.) PA Lumbar Spine
Which of the following is part of the x-ray tube anode?
1.) positive electrode
2.) negative electrode
3.) target - 🧠 ANSWER ✔✔1 and 3.
Which electron interaction with the anode causes x-ray beam to be
polygenergetic?
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
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PRIVACY STATEMENT. ALL RIGHTS RESERVED
, A.) characteristic
b.) Compton
c.) pair production
d.) Bremsstrahlung - 🧠 ANSWER ✔✔d.) Bremsstrahlung
What happens to the nominal focal spot size as the x-ray tube target
(anode) decreases?
A.) decreases
B.) stays the same
c.) increases
d.) inverts - 🧠 ANSWER ✔✔a.) decreases
Which of the following will reduce patient radiation dose?
a.) increased thickness of the alum. tabletop
b.) use more radio-absorbent cassette fronts
c.) use KEVLAR cassette fronts
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
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PRIVACY STATEMENT. ALL RIGHTS RESERVED
