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Myers PSYCHOLOGY Seventh Edition in Modules

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Sleep and Dreams. Biological Rhythms. periodic physiological fluctuations. Circadian Rhythm ... vivid dreams 'paradoxical sleep' ... – PowerPoint PPT presentation

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Title: Myers PSYCHOLOGY Seventh Edition in Modules


1
Myers PSYCHOLOGY Seventh Edition in Modules
  • Module 17
  • Waking and Sleeping Rhythms
  • James A. McCubbin, Ph.D.
  • Clemson University
  • Worth Publishers

2
Waking Consciousness
  • Consciousness
  • our awareness of ourselves and our environments

3
Sleep and Dreams
  • Biological Rhythms
  • periodic physiological fluctuations
  • Circadian Rhythm
  • the biological clock
  • regular bodily rhythms, such as of wakefulness
    and body temperature, that occur on a 24-hour
    cycle

4
Premenstrual Syndrome
3
Recalled mood is worse than earlier reported
Negative mood score
2
1
Premenstrual Menstrual Intermenstrual
Menstrual phase
Recalled mood
Actual
5
Sleep and Dreams
  • REM (Rapid Eye Movement) Sleep
  • recurring sleep stage
  • vivid dreams
  • paradoxical sleep
  • muscles are generally relaxed, but other body
    systems are active
  • Sleep
  • periodic, natural, reversible loss of
    consciousness

6
Sleep and Dreams
  • Measuring sleep activity

7
Brain Waves and Sleep Stages
  • Alpha Waves
  • slow waves of a relaxed, awake brain
  • Delta Waves
  • large, slow waves of deep sleep
  • Hallucinations
  • false sensory experiences

8
Stages in a Typical Nights Sleep
9
Stages in a Typical Nights Sleep
10
Sleep Deprivation
  • Effects of Sleep Loss
  • fatigue
  • impaired concentration
  • depressed immune system
  • greater vulnerability to accidents

11
Sleep Deprivation
12
Sleep Disorders
  • Insomnia
  • persistent problems in falling or staying asleep
  • Narcolepsy
  • uncontrollable sleep attacks
  • Sleep Apnea
  • temporary cessation of breathing during sleep
  • momentary reawakenings

13
Night Terrors and Nightmares
  • Night Terrors
  • occur within 2 or 3 hours of falling asleep,
    usually during Stage 4
  • high arousal-- appearance of being terrified
  • seldom remembered

14
Dreams Freud
  • Dreams
  • sequence of images, emotions, and thoughts
    passing through a sleeping persons mind
  • hallucinatory imagery
  • discontinuities
  • incongruities
  • delusional acceptance of the content
  • difficulties remembering

15
Dreams Freud
  • Sigmund Freud--The Interpretation of Dreams
    (1900)
  • wish fulfillment
  • discharge otherwise unacceptable feelings
  • Manifest Content
  • remembered story line
  • Latent Content
  • underlying meaning

16
Dreams
  • As Information Processing
  • helps facilitate memories
  • As a Physiological Function
  • periodic brain stimulation
  • REM Rebound
  • REM sleep increases following REM sleep
    deprivation

17
Sleep Across the Lifespan
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