In the reconstruction of SPECT images, segmenting refers to
A) volume rendering.
B) determining the number of counts per pixel.
C) separating the organ from the background or nearby structures.
D) dividing an organ into different components.
Correct Answer:
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Q16: Extrinsic spatial resolution is monitored using
A)FWHM.
B)quadrant bar
Q17: When performing quality control on a dose
Q18: Geometric efficiency is defined
A)as the ratio
Q19: Which detector is confined for use in
Q20: Detector efficiency is defined as
A)the ratio
Q22: The devices that operate in the saturation
Q23: A low-pass filter
A)allows low frequencies to pass
Q24: Quench gas is used in a Geiger-Mueller
Q25: When the same nonuniformity is back-projected at
Q26: If a detector can produce an electronic
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