Nightmares usually occur during ____ sleep and night terrors usually occur during ____ sleep.
A) NREM; REM
B) REM; NREM
C) REM; REM
D) NREM; NREM

Question

Quizplus · Accepted Answer

Nightmares typically occur during REM (rapid eye movement) sleep, which is when we have most of our dreams. Night terrors, on the other hand, usually occur during deep NREM (non-rapid eye movement) sleep, usually within the first few hours after falling asleep.

Nightmares Usually Occur During ____ Sleep and Night Terrors Usually