1|Page
CALIFORNIA SUPERVISOR AND OPERATOR ASRT LATEST 2025
ACTUAL EXAM WITH COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (100% VERIFIED ANSWERS) |ALREADY
GRADED A+| ||PROFESSOR VERIFIED||
||BRANDNEW!!!||
(unit 3) Compton interactions occur between an incident x-ray and
a. Inner shell electron
b. The nucleus
c. The entire atom
d. An outer shell electron - ANSWER-d. An outer shell electron
(unit 3) Increased part thickness without an increase in
radiographic technique leads to:
a. Decreased signal intensity and decreased compton interactions
b. Decreased signal intensity and increased compton interactions
c. Increased signal intensity and decreased compton interactions
d. Increased signal intensity and increased compton interactions -
ANSWER-b. Decreased signal intensity and increased compton
interactions
,2|Page
(unit 3) What major interaction occurs between x-rays and
adipose (fat) tissue?
a. Compton***
b. Coherent
c. Photoelectric
d. Transmission - ANSWER-a. Compton
What is the major interaction that occurs between x-rays and
bone tissues?
a. Compton
b. Coherent
c. Photoelectric
d. transmission - ANSWER-c. Photoelectric
(unit 3) Which pathology requires a decrease in radiographic
technique to maintain signal intensity?
a. Ascites
b. Small bowel obstruction
c. Congestive heart failure
,3|Page
d. Osteoporosis - ANSWER-b. Small bowel obstruction
(unit 3) Air is sometimes paired with barium or other types of
contrast for certain radiographic studies. In this case, air is
termed:
a. Negative contrast
b. Positive contrast
c. IV contrast
d. Oral contrast - ANSWER-a. Negative contrast
(unit 3) Noise can be reduced by: 1) increasing collimation. 2)
using a grid. 3) decreasing technique:
a. 1 and 2
b. 1 and 3
c. 2 and 3
d. 1, 2 and 3 - ANSWER-a. 1 and 2
(unit 3) This scatter reduction technique reduces patient exposure
when the technique is adjusted to compensate.
, 4|Page
a. Collimation
b. Grid use
c. Low kvp technique
d. High mAs technique - ANSWER-a. Collimation
(unit 4) The main reason a filter is added to the primary beam is to
a. Decrease patient dose
b. Decrease contrast
c. Increase signal strength
d. Increase wavelength - ANSWER-a. Decrease patient dose
(unit 4) One side of the x-ray beam is stronger because some of
the radiation created in the x-ray tube is absorbed by the:
a. Rotor
b. Cathode
c. Anode
d. stator - ANSWER-c. Anode
CALIFORNIA SUPERVISOR AND OPERATOR ASRT LATEST 2025
ACTUAL EXAM WITH COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (100% VERIFIED ANSWERS) |ALREADY
GRADED A+| ||PROFESSOR VERIFIED||
||BRANDNEW!!!||
(unit 3) Compton interactions occur between an incident x-ray and
a. Inner shell electron
b. The nucleus
c. The entire atom
d. An outer shell electron - ANSWER-d. An outer shell electron
(unit 3) Increased part thickness without an increase in
radiographic technique leads to:
a. Decreased signal intensity and decreased compton interactions
b. Decreased signal intensity and increased compton interactions
c. Increased signal intensity and decreased compton interactions
d. Increased signal intensity and increased compton interactions -
ANSWER-b. Decreased signal intensity and increased compton
interactions
,2|Page
(unit 3) What major interaction occurs between x-rays and
adipose (fat) tissue?
a. Compton***
b. Coherent
c. Photoelectric
d. Transmission - ANSWER-a. Compton
What is the major interaction that occurs between x-rays and
bone tissues?
a. Compton
b. Coherent
c. Photoelectric
d. transmission - ANSWER-c. Photoelectric
(unit 3) Which pathology requires a decrease in radiographic
technique to maintain signal intensity?
a. Ascites
b. Small bowel obstruction
c. Congestive heart failure
,3|Page
d. Osteoporosis - ANSWER-b. Small bowel obstruction
(unit 3) Air is sometimes paired with barium or other types of
contrast for certain radiographic studies. In this case, air is
termed:
a. Negative contrast
b. Positive contrast
c. IV contrast
d. Oral contrast - ANSWER-a. Negative contrast
(unit 3) Noise can be reduced by: 1) increasing collimation. 2)
using a grid. 3) decreasing technique:
a. 1 and 2
b. 1 and 3
c. 2 and 3
d. 1, 2 and 3 - ANSWER-a. 1 and 2
(unit 3) This scatter reduction technique reduces patient exposure
when the technique is adjusted to compensate.
, 4|Page
a. Collimation
b. Grid use
c. Low kvp technique
d. High mAs technique - ANSWER-a. Collimation
(unit 4) The main reason a filter is added to the primary beam is to
a. Decrease patient dose
b. Decrease contrast
c. Increase signal strength
d. Increase wavelength - ANSWER-a. Decrease patient dose
(unit 4) One side of the x-ray beam is stronger because some of
the radiation created in the x-ray tube is absorbed by the:
a. Rotor
b. Cathode
c. Anode
d. stator - ANSWER-c. Anode
