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PAC 06 questions and answers certified 2024
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PAC 06 questions and answers certified 2024
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PAC 06Which statement best describes a charge-coupled device (CCD)? - correct
answer ✔It is the oldest indirect conversion technology used in a variety of
image capture applications.
A device that acts like a camera in an indirect conversion detector is known as
a: - correct answer ✔CCD.
The components that focus the signal from the scintillators to the CCD are
called: - correct answer ✔fiber optics.
Which statement best describes a capacitor? - correct answer ✔It converts
x-ray photons to light and stores it.
Which of the following statements about scintillators is true? - correct answer
✔The amount of x-rays absorbed depends on the type of scintillator.
Detector elements are formed by voltage gates that _____ at readout to
_____ the flow of electrons. - correct answer ✔close; allow
The readout process requires that _______ and _______. - correct answer
✔the flow of electrons is timed; multiple voltage changes occur
The most common types of noise that affect image quality include all of the
following except: - correct answer ✔quantum noise.
Clinical applications for CCDs include all of the following except: - correct
answer ✔computed tomography fluoroscopy.
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