Which of the following scanning techniques measures glucose consumption is an indicator of brain activity?

a. CT b. MRI c. fMRI d. PET e. EEG

d. PET is the correct answer.

Explanation:

PET stands for positron emission tomography it is a scanning test used to detect diseases in the body and it checks how the tissues and organs inside the body are functioning.

PET scans recognize the areas within the body that absorb sugar, so by PET scanning techniques measure the brain's glucose consumption as it is very effective tissue in the body that absorbs sugar.

A PET scan uses the radioactive drug to identify the difference in healthy and diseases tissue. The most common radioactive drug used is fluorodeoxyglucose.