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Computed Tomography Exam Prep Material Newest
2025/2026 Complete Questions And Correct Answers
(Verified Answers)|Brand New Version!
Which of the following reduces the scatter radiation reaching the detectors?
A. Post-patient collimation
B. Pre-patient collimation
C. Pre-detector collimation
D. Both A & C - (ANSWER)D. Both A & C
Which of the following is the primary interaction between x-ray photons and
tissue during computed tomography?
A. Bremsstrahlung
B. Characteristic
C. Compton effect
D. Coherent scatter - (ANSWER)C
The process by which electrons are produced at the cathode of a CT x-ray tube is
known as:
A. rectification
B. anode heel effect
, 2
C. thermionic emission
D. isotropic emission - (ANSWER)C
The assignment of different generations to CT scanners is based on the
configuration of the:
A. patient and gantry
B. tube and detectors
C. anode and cathode
D. tube and collimators - (ANSWER)B
When one is using a third-generation CT scanner, it is important that reference
detectors positioned at the peripheral portions of the detector array be exposed
to:
A. homogeneous radiation
B. unattenuated radiation
C. monochromatic radiation
D. remnant radiation - (ANSWER)D
In 1979, the scientists __________ and __________ shared the Nobel Prize for
their research in computed tomography
Computed Tomography Exam Prep Material Newest
2025/2026 Complete Questions And Correct Answers
(Verified Answers)|Brand New Version!
Which of the following reduces the scatter radiation reaching the detectors?
A. Post-patient collimation
B. Pre-patient collimation
C. Pre-detector collimation
D. Both A & C - (ANSWER)D. Both A & C
Which of the following is the primary interaction between x-ray photons and
tissue during computed tomography?
A. Bremsstrahlung
B. Characteristic
C. Compton effect
D. Coherent scatter - (ANSWER)C
The process by which electrons are produced at the cathode of a CT x-ray tube is
known as:
A. rectification
B. anode heel effect
, 2
C. thermionic emission
D. isotropic emission - (ANSWER)C
The assignment of different generations to CT scanners is based on the
configuration of the:
A. patient and gantry
B. tube and detectors
C. anode and cathode
D. tube and collimators - (ANSWER)B
When one is using a third-generation CT scanner, it is important that reference
detectors positioned at the peripheral portions of the detector array be exposed
to:
A. homogeneous radiation
B. unattenuated radiation
C. monochromatic radiation
D. remnant radiation - (ANSWER)D
In 1979, the scientists __________ and __________ shared the Nobel Prize for
their research in computed tomography
