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Sleep

Sleep. Chapter 7 Key Terms: Consciousness, REM Sleep, Insomnia, Narcolepsy, Sleep Apnea. Altered States of Consciousness. Involves changes in mental processes Observe changes in behavior Measure changes in areas such as: Breathing Pulse Body temperature Brain activity.

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Sleep

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  1. Sleep Chapter 7 Key Terms: Consciousness, REM Sleep, Insomnia, Narcolepsy, Sleep Apnea

  2. Altered States of Consciousness • Involves changes in mental processes • Observe changes in behavior • Measure changes in areas such as: • Breathing • Pulse • Body temperature • Brain activity

  3. Understanding Sleep • Not an unconscious state • Altered state of conscious • EEG machines record electrical activity of the brain • Active sleep • Quiet sleep

  4. Sleep Stages • Awake: pulse rate drops, body temp declines, alpha waves emitted • Stage I: Lightest level, “just drifting” • Stage II: Eyes roll slowly • Stage III: Large Delta waves begin • Stage IV: deepest sleep; difficult to wake

  5. REM Sleep • “Active sleep” • Rapid Eye Movement • Pulse rate and breathing become irregular • Brain waves resemble those of an awake person • Face or fingers may twitch

  6. Sleep Cycle

  7. Sleep Debt • Partial: not enough sleep each night • Total: days on end with no sleep • Effects: • Memory lapses • Hallucinations • Impaired immune system • Tremors • Decreased accuracy

  8. Sleep Issues Insomnia Sleep Walking 10% have trouble sleeping Most problems are self-created Causes: Getting out of circadian cycle Taking drugs or alcohol Fair number of people sleepwalk or talk Occurs during Stage 4 Wake them up! Keeps them safe Makes sure they’re laying or sitting down first

  9. Defeating Insomnia • Lie down to sleep only when you feel sleepy • Don’t use the bed for anything other than sleep. • If you’re in bed for 10 minutes and can’t sleep, get up and go somewhere else. Return to bed when you feel tired. • Get out of bed as many times as necessary. • Get up at the same time every morning, no matter what. • Don’t take naps.

  10. Sleep Issues cont. Narcolepsy Sleep Apnea Infrequent; starts in teens or early 20s Individual goes into “instant” REM Can happen at any time Drugs available to control it; treatment mandatory Usually found in older people While sleeping, person stops breathing hundreds of times Continually wakes them up Aren’t aware of it happening

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