REM sleep
The eyes move quickly beneath closed lids. This topic is part of Human Biology within Science & Nature. This page currently draws on 7 supporting questions, with answers and bonus facts available below.
REM sleep trivia questions
REM stands for what?
Answer: Rapid eye movement
Bonus fact: The eyes move quickly beneath closed lids.
REM sleep is especially associated with what?
Answer: Vivid dreaming
Bonus fact: Brain activity during REM resembles wakefulness in some ways.
What happens to most skeletal-muscle tone during REM sleep?
Answer: It is strongly reduced
Bonus fact: REM atonia limits most voluntary movement.
A sleep cycle includes REM sleep and what other broad type?
Answer: Non-REM sleep
Bonus fact: Adults move through several sleep stages each night.
Can dreaming also occur during non-REM sleep?
Answer: Yes
Bonus fact: Dream reports can occur from multiple sleep stages.
During REM sleep, most major skeletal muscles are temporarily what?
Answer: Inhibited
Bonus fact: REM atonia helps prevent acting out dreams.
Dreaming commonly occurs during what sleep stage?
Answer: REM sleep
Bonus fact: Vivid dreams are especially common in REM.