zowieallard57 zowieallard57
  • 25-03-2020
  • Advanced Placement (AP)
contestada

How have researchers determined that there are four NREM stages of sleep and one REM stage of sleep?

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haniyafi
haniyafi haniyafi
  • 25-03-2020

Answer:

The 4 NREM stages build up to the REM stage

Explanation:

The REM stage for Rapid Eye Movement, in which you are paralyzed in your consciousness, and are in deeep sleep. And you can see that each NREM stage is different from the others through brain scans and graphs.

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