Regarding septa on a PET system, all of the following are true EXCEPT
A) they limit the field of view of events to those within the same detector ring, or events with contiguous planes.
B) they reduce the number of scatter and random events from outside the plane.
C) they allow for the system to operate in 2D mode.
D) they allow for the system to operate in 3D mode.
Correct Answer:
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Q15: The line of response (LOR)
A)is determined for
Q16: In a PET scanner, the determination of
Q17: Characteristics of the bismuth germinate crystal include
Q18: The BGO crystal
A)is efficient at rejecting scatter
Q19: Rubidium-82 is an analog to
A)calcium.
B)potassium.
C)sodium.
D)glucose.
Q21: Absolute activity calibrations should be performed after
Q22: In a PET system, gain update calibration
Q23: In PET imaging, the purpose of a
Q24: When compared to non-time of flight (ToF)
Q25: In a PET system, energy window calibration
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