psychology ch4

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psychology ch4
2014-01-21 00:59:25
fortis psychology

psychology ch 4
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  1. what does it mean to be conscious?
    A persons awarness of everthing that is going on at any given moment. most waking hours are spent in waking consciousness
  2. Are there different levels of consciousness?
    Altered states of consciousness are shifts in the qualitly or pattern of mental activity
  3. what is a circadian rhythm?
    a cycle that takes about a day to complete
  4. sleep is a product of what
    activity in the hypothalamus, melatonin, serotonin and body temp.
  5. what does adaptive theory state
    sleep is a way to conserve energy and keep animals safe from predators that hunt at night
  6. what does restorative theory state
    sleep is an opportunity to restore chemicals that have been depleted throughout the day and for growth and repair of cells
  7. what is the average number of hours of sleep an adult needs in a 24 hour period
  8. what is stage one sleep
    light sleep
  9. what is stage 2 sleep
    indicated by sleep spindles or bursts of activity on the EEG
  10. what is stage 3 sleep
    first appearance of delta waves which are the slowest and largest waves
  11. what is stage 4 sleep
    mostly delta waves and the body is at the lowest level of functioning
  12. when does REM sleep occur
    it replaces stage 1 after a full 1-4 cycle has been completed. accompanied by paralysis of the voluntary muscles but rapid movement of the eyes
  13. when do sleep walking and sleep talking occur
    during stage 4
  14. when do nightmares and REM behavior disorder occur
    during REM sleep
  15. what is narcolepsy
    genetic disorder when a person suddenly falls into REM sleep
  16. according to freud what is manifest content of a dream?
    the actual dream and its events
  17. according to freud what is the latent content of the dream?
    the symbolic content
  18. why do people have dreams?
    without outside sensory information to explain the activation of the brain cells in the cortex by the pons area, the association areas of the cortex synthesize a story, or dream to explain the activation
  19. what does the revision of the activation-synthesis theory ( the revision called AIM or activation-information-mode) state?
    information experienced during waking hours can influence the synthesis of dreams
  20. what is hypnosis?
    a state of consciousness where a person is highly susceptible to suggestion
  21. true or false...hypnosis can produce amnesia, reduce pain, and alter sensory impressions
  22. who believed that a person under hypnosis is in a state of dissociation in which one part of the consciousness is susceptible to suggestion while the other part is aware of everything that is happening
  23. what is the social-cognitive theory of hypnosis?
    the hypnotized person is only playing a social role of a hypnotized person
  24. what is physical dependance?
    the users body will crave the drug and when deprived will go through physical withdrawl
  25. what is psychological dependence?
    The user believes he or she needs the drug to function well and maintain a sense of well being.
  26. what are vivid realistic hallucinations that occur in stage one of sleep. often misinterpreted as ghosts or other supernatural visitors
    hypnogogic hallucinations
  27. very vivid realistic hallucinations that occur when waking up from REM sleep are?
    hypnopompic hallucinations