An electroencephalogram (EEG) is a brain imaging technique that
A) uses radio waves to map brain tissue.
B) measures the rate at which glucose is metabolized in different parts of the brain.
C) measures the amount of blood flow to different areas of the cortex.
D) measures rapid changes in voltage (electrical potential) throughout the brain.

Question

Quizplus · Accepted Answer

An electroencephalogram (EEG) is a technique that measures rapid changes in voltage (electrical potential) throughout the brain. It does not use radio waves, measure glucose metabolism, or measure blood flow to different areas of the cortex.

An Electroencephalogram (EEG) Is a Brain Imaging Technique That