During the transition from non-REM sleep to REM sleep, an EEG shows similar patterns between REM sleep waves and those of the awake brain.All of the following are part of this similarity except:
A) inactive brainstem nuclei become active again.
B) the cortex generates conscious mental images.
C) neurons in the thalamus and cortex are hyperpolarized.
D) synchronized bursts of action potentials cease.
E) resting potentials of cortical neurons rise.

Question

Quizplus · Accepted Answer

During the transition from non-REM sleep to REM sleep, neurons in the thalamus and cortex become depolarized rather than hyperpolarized. This is one of the key differences between non-REM and REM sleep.

During the Transition from Non-REM Sleep to REM Sleep, an EEG