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Author Question: A single cycle of non-REM and REM sleep lasts about a. 10 minutes. b. 30-40 minutes. c. 90 ... (Read 104 times)

Diane

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on: Jun 22, 2018
A single cycle of non-REM and REM sleep lasts about
 
  a. 10 minutes.
  b. 30-40 minutes.
  c. 90 minutes.
  d. 360 minutes.
  e. 8 hours.

Question 2

Which of the following is true of human sleep cycles?
 
  a. Sleep cycles are random across the night.
  b. Subjects first enter REM sleep and then transition to non-REM sleep.
  c. As the night goes on, the relative length of REM sleep increases in each successive cycle.
  d. Stage 3 of slow-wave sleep mostly occurs in the early morning hours.
  e. Each non-REM/REM cycle lasts about 45 minutes.


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milbourne11

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Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: c. 90 minutes.

Answer to Question 2

Answer: c. As the night goes on, the relative length of REM sleep increases in each successive cycle.


Diane

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Reply 2 on: Jun 22, 2018
Gracias!

steff9894

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  • Posts: 337
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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