EEG waves are larger when brain activity decreases because ____.
A) the EEG measures muscle tension, which also decreases
B) neurons are becoming more synchronized
C) neurons are becoming more desynchronized
D) blood flow is increasing

Question

Quizplus · Accepted Answer

EEG waves measure the electrical activity of the brain. When brain activity decreases, neurons become more synchronized, which means they are firing more in unison. This synchronous firing results in larger and more visible EEG waves.

EEG Waves Are Larger When Brain Activity Decreases Because ____