An electroencephalograph displays ____.
A) action potentials of individual neurons
B) a net average of all the neurons' potentials
C) the rate of glucose uptake in active regions of the brain
D) the electrical resistance of the scalp

Question

Quizplus · Accepted Answer

An electroencephalograph (EEG) measures the electrical activity of the brain by detecting the net average of billions of neurons' electrical potentials. It does not measure individual action potentials, glucose uptake, or electrical resistance of the scalp.

An Electroencephalograph Displays ____