Psychology Test Chapter 4

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Psychology Test Chapter 4
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2010-10-18 19:30:28
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pysch 4 test
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  1. Everything of which we are aware at any given time - our thoughts, feelings, sensations, and external environment.
    Conciousness
  2. Changes in awareness produced by sleep, meditation, hypnosis, and drugs.
    Altered State of Conciousness
  3. Within each 24-hour period, the regular fluctuation from high to low points of certain bodily functions and behaviors.
    Circadian Rhythm
  4. A pair of tiny structures in the brain's hypothalamus that control the timing of circadian rhythms; the biological clock.
    Suprachiasmatic Nucleus (SCN)
  5. The time during a 24-hour period when the biological clock is telling a person to go to sleep.
    Subjective Night
  6. Non-rapid eye movement sleep, which consists of four sleep stages and is characterized by slow, regular respiration and heart rate, little body movement, an absence of rapid eye movements, and blood pressure and brain that are at their 24-hour low points.
    NREM Sleep
  7. A type of sleep characterized by rapid eye movements, paralysis of large muscles, fast and irregular heart and respiration rates, increased brain-wave activity, and vivid dreams.
    REM Sleep
  8. The increased amount of REM sleep that occurs after REM deprivation, often associated with unpleasant dreams or nightmares.
    REM Rebound
  9. A period of sleep lasting about 90 minutes and including one or more stages of NREM sleep, followed by REM sleep.
    Sleep Cycle
  10. The slowest brain-wave pattern; associated with deep sleep (stage 3 & 4 NREM sleep)
    Delta Waves
  11. Deep sleep; associated with stage 3 & stage 4 sleep.
    Slow Wave Sleep
  12. The deepest stage of NREM sleep, characterized by an EEG pattern of more than 50% delta waves.
    Stage 4 Sleep
  13. The theory that the function of sleep is to restore body and mind.
    Restorative Theory of Sleep
  14. The theory that sleep evolved to keep humans out of harm's way during the night; also known as the evolutionary theory.
    Circadian Theory of Sleep
  15. A breif lapse ( 2 to 3 seconds long ) from wakefulness into sleep, usually occuring when a person has been sleep deprived.
    Microsleep
  16. A type of dream occuring almost continuously during each REM period and having a story like quality, typically more vivid, visual, and emotional then NREM dreams.
    REM Dreams
  17. A type of dream occuring during NREM sleep that is typically less frequent and memorable then REM dreams are.
    NREM Dream
  18. A dream that an individual is aware of dreaming and whose content the individual is often able to influence while the dream is in progress.
    Lucid Dream
  19. Freud's term for the content of a dream as recalled by the dreamer.
    Manifest Content
  20. Freud's term for the underlying meaning of a dream.
    Latent Content
  21. THe hypothesis that dreams are the brain's attempt to make sense of the random firing of brain cells during REM sleep.
    Activation-Synthesis Hypothesis of Dreaming
  22. Sleep disturbances in which behaviors and psychological states that normally take place only in the waking state occur while a person is sleeping.
    Parasomnias
  23. Sleepwalking; a parasomnia that occurs during partial arousal from stage 4 sleep.
    Somnambulism
  24. A sleep disturbance that occurs during partial arousal from stage 4 sleep, in which the sleeper springs up in a state of panic
    Sleep Terror
  25. Frightening dreams that occur during REM sleep and are likely to be remembered in vivid detail.
    Nightmares
  26. Sleeptalking; a parasomnia that can occur during any sleep stage.
    Somniloquy
  27. An incurable sleep disorder characterized by excessive daytime sleepiness and uncontrollable attacks of REM sleep.
    Narcolepsy
  28. A sleep disorder characterized by periods during sleep when breathing stops and the individual must awaken briefly in order to breathe.
    Sleep Apnea
  29. A sleep disorder characterized by difficulty falling or staying asleep, by walking too early, or by sleep that is light, restless, or of poor quallity.
    Insomnia

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