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Chapter 8

0. Chapter 8. Sleep and Biological Rhythms. Annual Rhythm Monthly Rhythm Circadian Rhythm 90 minute Rhythm. Biological Rhythms. Sleep Measurement. EOG. 0. 90-Minute Cycles During Sleep. Vivid dreams 80% of the time REM Rebound “Paradoxical sleep”

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Chapter 8

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  1. 0 Chapter 8 Sleep and Biological Rhythms

  2. Annual Rhythm • Monthly Rhythm • Circadian Rhythm • 90 minute Rhythm Biological Rhythms

  3. Sleep Measurement EOG

  4. 0

  5. 90-Minute Cycles During Sleep

  6. Vivid dreams 80% of the time • REM Rebound • “Paradoxical sleep” • muscles are inhibited but other body systems are active REM (Rapid Eye Movement) Sleep

  7. Insomnia • Nightmares • Narcolepsy • REM Sleep Disorder • Sleep Apnea Sleep Disorders

  8. Nocturnal enuresis • Somnambulism • Somneloquence • Pavor nocturnus • Sleep-related eating disorder 0 Problems associated with slow-wave sleep

  9. Functions of slow-wave sleep • Functions of REM Sleep • REM Rebound • Sleep Deprivation 0 Why do we sleep?

  10. Neural control of arousal • Acetylcholine • Norepinephrine • Locus coeruleus • Serotonin (5-HT) • Raphe nucleus • Histamine • Tuberomammillary nucleus • Hypocretin 0

  11. Neural control of slow-wave sleep • Ventrolateral preoptic area (VLPA) Neural control of REM sleep • PGO wave (pontine, geniculate, occipital): • Peribrachial area • Medial pontine reticular formation (MPRF) • Magnocellular nucleus

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