REM (R)sleep Is Sometimes Called Paradoxical Sleep Because

question 425

Multiple Choice

REM (R) sleep is sometimes called paradoxical sleep because

• A) our heart rate is slow and steady,while our breathing is highly irregular.
• B) we are deeply asleep but can be awakened easily.
• C) our nervous system is highly active,while our voluntary muscles hardly move.
• D) it leads to highly imaginative dreams that are perceived as colorless images.

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