Sleep, Consciousness, Dreams,

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Sleep, Consciousness, Dreams, Hypnosis
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Biological Clocks

• Circadian Rhythm
• Regulates physiological responses daily (24-25
  hours)
• Morning sunlight resetting stimulus
• Suprachiasmatic nucleus (SCN)
• Group of cells in hypothalamus highly responsive
  to light
• Interval timing clock
• In the basal ganglia
• Gauges passage of seconds, minutes, hours

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Circadian Problems

• Jet Lag
• Light Therapy
• Melatonin
• Secreted buy the pineal gland
• Increases w/ darkness
• Decreases w/ light

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Causes of sleep

• VPN
• Ventrolateral prepoptic nucleus
• Group of cells in the hypothalamus
• Master switch for sleep
• GABA neurotransmitters
• Reticular Formation
• If stimulated during sleep we awaken
• Repair Theory
• Adaptive theory

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DREAMIN

• Freud
• Unconscious
• Harmless symbols
• Extensions of waking life
• Same thoughts as when we are awake
• Activation-synthesis theory
• Pons sends messages to cortex
• Brain turns these messages into meaningless images

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Sleep Problems

• Insomnia
• Sleep Apnea
• Narcolepsy
• Hypocretin
• you tube 1
• you tube 2
• Night Terrors (3 or 4)
• Nightmares (REM)
• Sleepwalking (3 or 4)

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Hypnosis

• Anton Mesmer
• Mesmerize.
• Suggestions that youll have changes in
  sensations, perceptions, thoughts, feelings,
  behaviors
• Altered state theory
• Sociocognitive theory

• Hypnotic analgesia, posthypnotic suggestion,
  posthypnotic amnesia, age regression, imagined
  perception