Body Rhythms and Mental States

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Body Rhythms and Mental States

• Chapter 5

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So what is Consciousness?

• The awareness of internal and external stimuli
• There are four components of consciousness
• Awareness of external events
• Awareness of internal sensations
• Awareness of the self as the unique being that is
  experiencing the events
• Awareness of thoughts about the experiences.

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States of Consciousness

• Consciousness tends shifts during the course of
  the day
• Focused awareness
• Heightened state of alert wakefulness
• Drifting consciousness
• daydreaming
• Divided consciousness
• dividing your attention
• In Class Assignment )

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States of Unconsciousness

• States of unconsciousness
• Sleep and daydreaming
• Deep unconsciousness from head trauma,
  anesthesia, or coma
• Altered States of Consciousness
• Hypnosis
• Alcohol and marijuana
• Sometimes during running

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Sleep

• My favorite state of consciousness
• Circadian Rhythms
• Bodys Internal Clock
• Melatonin
• Four Behavior Criteria of Sleep
• Little movement
• A stereotypic posture
• Reduced response to stimulation
• Reversibility (waking up)

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Stages of Sleep

• There are 5 distinct stages of sleep
• Stage 1
• Stage 2
• Stage 3
• Stage 4
• REM Sleep

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Why Do We Sleep?

• Sleep Deprivation Study

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Why Do We Sleep?

• Restoration and Recovery
• Conserve Energy
• Memory Consolidation

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Dreams

• Why do we dream?
• To learn more visit www.dreamresearch.net

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Why do We Dream?

• Freuds Interpretation
• Activation-Synthesis Theory

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Sleep Disorders

• Insomnia
• Narcolepsy

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Sleep Disorders

• Sleep Terror Disorder
• Sleepwalking Disorder
• Sleep Apnea