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Computed Tomography Exam Prep Questions and Answers (Latest Update 2025)
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Computed Tomography Exam Prep Questions and Answers (Latest Update 2025)
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Computed Tomography Exam PrepQuestions and Answers (Latest Update
2025)
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 - Correct 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 - Correct 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
C. thermionic emission
D. isotropic emission - Correct Answer ✅C
, Computed Tomography Exam Prep
Questions and Answers (Latest Update
2025)
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 - Correct 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 - Correct Answer ✅D
In 1979, the scientists __________ and __________ shared the
Nobel Prize for their research in computed tomography
A. Watson and Crick
B. Olendorf and Hounsfield
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