An Electroencephalogram

Multiple Choice

An electroencephalogram

A) is primarily 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) is primarily a record of action potential activity in the cerebral cortex and displays larger brain waves when the eyes are open than when the eyes are closed
E) represents the momentary collective postsynaptic activity in the cerebral cortex and displays larger brain waves when the eyes are open than when the eyes are closed