A PET scan records the amount of which radioactive substance used by brain cells?
A)potassium
B)iodine
C)glucose
D)sodium

Question

Quizplus · Accepted Answer

A PET (Positron Emission Tomography) scan uses a radioactive form of glucose to measure brain activity. Since brain cells consume glucose for energy, tracking the distribution and amount of radioactive glucose allows for the visualization of active brain areas.

A PET Scan Records the Amount of Which Radioactive Substance