How do nightmares and sleep terrors differ?
A) Nightmares are more frightening.
B) Sleep terrors occur during REM sleep; nightmares do not.
C) Nightmares are usually outgrown; sleep terrors are not.
D) Sleep terrors tend to occur earlier in the night.

Question

Quizplus · Accepted Answer

Sleep terrors typically occur during non-REM sleep, often in the first third of the night, whereas nightmares occur during REM sleep, which is more frequent in the latter part of the night.

How Do Nightmares and Sleep Terrors Differ