Multiple Choice
PET scans differ from CT and MRI scans in that PET scans:
A) produce clearer images of brain structure.
B) show which regions of the brain are active as a person performs certain tasks.
C) do not involve exposing people to injections of radioactive substances.
D) can better identify the presence of a brain tumor.
Correct Answer:
Verified
Correct Answer:
Verified
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