Other questions in this quiz

2. what is sleep important for?

  • all of these
  • brain and memory function
  • physical functioning
  • social functioning

3. what is not true about circadian rhythms?

  • changes energy level
  • creates 24 hour rhythm from outside cues
  • have a 90 minute cycle
  • controlled by hypothalamus

4. where does dreaming take place in the sleep cycle

  • stage 4
  • REM
  • stage 3
  • stage 1

5. how much of aldults sleep is REM

  • 15%
  • 25%
  • 70%
  • 30%

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