An electroencephalogram
A) is a record of action potential activity in the cerebral cortex.
B) represents the momentary collective postsynaptic activity in the cerebral cortex.
C) displays larger brain waves when the eyes are open than when the eyes are closed.
D) both (a) and (c) above.
E) both (b) and (c) above.

Question

Quizplus · Accepted Answer

An electroencephalogram (EEG) is a record of action potential activity in the cerebral cortex (A). It represents the momentary collective postsynaptic activity in the cerebral cortex (B). EEG displays larger brain waves when the eyes are closed than when the eyes are open (C).

An Electroencephalogram