Positron emission tomography (PET) assesses the metabolic activity of
A) the brain, through measuring changes of blood flow.
B) glucose or oxygen in the brain, by following the path of a radioactive tracer injected intravenously.
C) the diffusion of water in the brain tissue, permitting the imaging of the white matter tracts.
D) brain tissue after exposure to a strong magnetic field.
Correct Answer:
Verified
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