Unformatted text preview: (O.D. on sleep); (Hormones are replenishing themselves) REM Sleep: most of dreaming occurs during REM sleep; referred to paradoxical sleep the brain waves are almost identical to being awake-paradoxical sleep -increase in heart rate, blood pressure goes up, eye movement, genitals aroused-extremities become paralyzed (neck, arms…) -Why? Being paralyzed allows us not to ‘ACT OUT’ our dreams…safety mechanism-REM rebound: occurs after a cold (taking medicine with codine); these will push you to stage 4-Serotonin: a biochemical that inhibits REM sleep...
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- Spring '10
- REM Sleep, heart rate, 90 minutes