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2013-02-19 16:53:54

chapter 5
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  1. sleep paralysis
    state of being unable to move just after falling asleep or right before waking up
  2. consciouness
    our subjective experience of the workd, our bodies, and our mental perspectives
  3. Circadian rhythm
    cyclical changes that occur on a roughly 24-hour basis in many biological processes
  4. biological clock
    term for the suprachiasmatic nucleus (SCN) in the hypothalamus thats responisble for controlling our levels of alertness
  5. rapid eye movement
    darting of the eyes underneath closed eyelids during sleep
  6. non-REM (NREM) sleep
    stages 1 through 4 of the sleep cycle, during which rapid eye movements do not occur and dreaming is less frequent and vivid
  7. REM Sleep
    stage of sleep during which the brain is most active and during which vivd dreaming most often occurs
  8. lucid dreaming
    experience of becoming aware that one is dreaming
  9. insomnia
    difficulty falling and staying asleep
  10. narcolepsy
    disorder characterized by the rapid and often unexpected onset of sleep
  11. sleep apnea
    disorder caused by a blockage of the airway during sleep, resulting in daytime fatigue
  12. night terrors
    sudden walking episodes characterized by screaming, perspiring, and confusion followed by a return to a deep sleep
  13. sleepwalkign
    walking while fully asleep
  14. activation-synthesis theory
    theory that dreams reflect inputs from brain activation then attempts to weave into a story
  15. neurocognitive theory
    theory that dreams are a meaningful product of our cognitive capacities, which shape what we dream about
  16. near death experience (NDE)
    out-of-body experience reported by people who've nearly died or thought they were going to die
  17. deja vu
    feeling of reliving an experience thats new
  18. mystical experience
    feelings of unity or oneness with the world, often w/ strong spiritual overtones
  19. Hypnosis
    set of techniques that provides people with suggestions for alterations in their perceptions, thoughts, feelings, and behavior
  20. past life regression therapy
    therapeutic approach that hypnotizes and supposedly age-regresses patients of a present-day problem
  21. sociocognitive theory
    approach to explaining hypnosis based on people's attitudes, beliefs, and expectations
  22. dissociation theory
    approach to explaining hypnosis based on a separations between personality functions that are normally well integrated
  23. psychoactive drug
    substance that contains chemicals similar to those found naturally in our brains that alter consciousness by changing chemical processes in neurons
  24. tolerance
    reduction in the effect of a drug as a result of repeated use, requiring users to consume greater quantities to achieve the same effect
  25. withdrawl
    unpleasant effects of reducing or stopping consumption of a dru that users had consumed habitually
  26. physical dependence
    dependence on a drug that occurs when people continue to take it to avoid withdrawl symptoms
  27. psychological dependence
    dependence on a drug that occurs when continued use of the drug is motivated by intense cravings
  28. sedative
    drug that exerts a calming effect
  29. hypnotic
    drug that exerts a sleep-inducing effect
  30. stimulant
    drug that increases activity in the central nervous system, including heart rate, respiration, and blood pressure
  31. narcotic
    drug that relieves pain and induces sleep
  32. hallucinogenic
    causing dramatic altercations of perception, mood, and thought