In PET scanners with a "reflective block of crystals" design, reflective material surrounds
A) each crystal.
B) every other crystal.
C) every block of crystals.
D) every ring of crystals.
Correct Answer:
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Q1: A true coincidence event occurs when
A)a pair
Q2: With PET radionuclides, the higher the energy
Q4: In PET reconstruction, filtered back-projection
A)creates streak or
Q5: In a dedicated PET scanner, there is
Q6: All of the following have been used
Q7: Whole-body imaging with a scanner in 3D
Q8: In PET imaging, a large particle range
Q9: In comparing PET myocardial imaging to SPECT
Q10: When performing 3D imaging
A)scatter correction is important.
B)photon
Q11: Spatial resolution on PET scanners is determined
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