Sleep - Sleep & Sleep-Awake Cycles: - sleep is defined as a...

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Sleep & Sleep-Awake Cycles: - sleep is defined as a state of changed consciousness, from which a person can be aroused by stimulation (distinguished from coma, where a person cannot be aroused) - 2 major types of sleep: NREM (non-rapid eye movement) sleep: 4 stages ending in slow-wave sleep REM (rapid eye movement) sleep: appears after slow-wave sleep; normally occurs about every 90 minutes o Most dreams occur during REM sleep (nightmares most often occur during stage 3 & 4 NREM sleep) - Sleep disorders: narcolepsy (abrupt lapses into sleep from wakefulness), insomnia (chronic inability to attain sufficient sleep), sleep apnea (temporary cessation of breathing during sleep) Memory: - memory involves the storage & retrieval of information - memory storage occurs in stages & is continually changing - the hippocampus processing distributed in the brain - memory storage involves 2 distinct stages:
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This note was uploaded on 12/04/2011 for the course ANTHRO 2000 taught by Professor Monicaoyola during the Fall '10 term at Broward College.

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Sleep - Sleep & Sleep-Awake Cycles: - sleep is defined as a...

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