PhyisoPsych_Test 2 C

  1. Light does not enter the suprachiasmatic nucleausthrough rods and cones; it comes in directlythrough the __ pathway.
  2. The photochemical responsible for our sleep-alert cycle is
  3. REM may contribute to brain ______ in infants
  4. Accordingto EEG studies, ____are those associated with day to day wakefulness.
    Beta Waves
  5. Nocturnal enuresis is
    bed wetting
  6. The ______ triggers REM
  7. During _____ we have low blood flow in our primary visual cortex and in our prefrontal cortex.
  8. One proposed function of ___ is to allow our bodies to recover from waste products(free radicals).
    slow wave sleep
  9. Overexcitation of the reticular activating system produces symptoms similar to those seen in
  10. The * is a small region of the hypothalamus that is the biological clock of an organism.
    SCN Suprachiasmatic nucleus
  11. A sx of narcolepsy; a "loss of tonus" the person just falls down like Someone turned off a switch
  12. A sleep spindle is a sudden increase in wave ______
  13. _____ activates behavior. almost all its neurons are found in the raphe nuclei in the reticular formation.
  14. electrical stimulation of the ______ can induce slow wave sleep, and lesions supress it
    basal forebrain
  15. __ is the primary symptom of narcolepsy
    sleep attack
  16. During REM sleep we have high blood flow to our ___ cortex
    visual association cortex
  17. ______ is a disorder where people stop breathing periodicaly during sleep
    sleep apnea
  18. sleep is thought to ____ the body
  19. Most living systems exhibit a 24 hour cycle; these are called ___
    circadian rhythems
  20. the ___ (runs through the pons) wakes up the forebrain-- it activates the cortex
    Reticular formation
  21. antihistamines treat allergies and cause drowsiness, therefore ___ must be involved in wakefulness
  22. there are reports of people sleep eating and walking whilie taking this drug
  23. time givers
    zeit gebers
  24. stage 4 sleep is the ______ sleep stage
  25. people who have this disorder do not experience sleep paralysis. thus, they act out those crazy dreams.
    REM sleep behavior disorder
  26. __ neurons are helping to hold the brain in a waking state
  27. if we stay awake, the neuromodulator ___ accumulates in our bodies; and you'll see cognitive and emotional effects
  28. These are thought to suppress cortical arousal in response to stimuli that the sleeping brain evaluates not to signal danger, and also to aid sleep based memory consolidation.
    K complexes
  29. the ___ theory states that dreams are powered by the random spontaneous firing of neurons
    activiation synthesis theory
  30. sleep walking
  31. one evolutionary theory of why we sleep is to avoid
  32. the inability to fall or stay asleep
  33. when we dont sleep it has been reported that we can exhibit Sx simmilar to those seen in______
  34. the locus coeruleus is the major source of ____ in the brain
  35. ____ is normal so you dont have to act out your crazy dreams
    sleep paralysis
  36. one theory of why we sleep is that it conserves _____
  37. the ______ theory says that we dream for wish fulfillment,- it is our unconscious attempt to fill needs that cannot be expressed or that go ungratified during waking hours
  38. sleep may aid in memory ______
  39. most dreams contain ___ themes
  40. CIPA stands for congenital insensitivity to pain (and) anhidrosis. Anhidrosis is _____
    lack of sweat
  41. lack of sweat: ____
  42. these brain waves are seen in relaxed meditation, BUT still awake
    Alpha waves
  43. These brain waves are seen in wakeful, day to day activities
    Beta Waves
  44. these brain waves are involved in daydreaming and light wakeful sleep
    Theta waves
  45. these brain waves are long and slow; they are involved in the deepest level of sleep
    Delta waves
  46. Sleep stage __: light wakeful sleep ; theta waves only
  47. Sleep stage __: relaxed stage, eye movement stops; alpha and beta waves (also sleep spindles and K complexes!)
  48. Sleep stage __: deep sleep, delta activity. Part of slow wave sleep SWS
  49. Sleep stage __: deepest sleep, delta waves. Hardest to wake from. Part of Slow wave Sleep SWS. night terrors happen here!
  50. A sudden increase in brain wave frequency ( the brain is trying to start sleeping )
    sleep spindle
  51. a sudden increase in brain wave amplitude (suppressing cortical arousal in response to stimuli that the sleeping brain evaluates not to signal danger, and second, aiding sleep-based memory consolidation)
    K Complexes
  52. This part of sleep includes theta and beta waves. Also called paradoxical sleep. sudden paralysis also. 90 minute cycles
    REM sleep Rapid Eye Movement
  53. During this part of sleep, blood flow and metabolism decreases to 75% function. Suggests brain regions are resting
    Slow Wave Sleep SWS
  54. The CSF cleans this up as part of body restoration during sleep
    free radicals
  55. What % of sleep is REM in infants?
    50-70% (only 15% in older people)
  56. Four presumed functions of sleep:
    • Conserve (energy)
    • restore (the body)
    • avoid (predators)
    • consolidate (memory)
  57. This part of the brain is in slow wave sleep activation. if stimulated it can induce sleep or supress it.
    Basal forebrain
  58. If caffiene is present, or a person has ADHD, this part of the brainstem is affected.
    Reticular activating system (includes reticular formation) RAS [arousal and sleep / wake transitions]
  59. This part of the brainstem triggers REM sleep and paralysis
  60. within the Pons... this is the major source of NE norepinephrine. If its removed, REM sleep ceases. "the blue location"
    Locus Coeruleus [translates to "the blue spot" because of azure blue appearance]
  61. this part of the forebrain is the switch for the process of sleep: SWS and REM
  62. this brain area is involved in near death experiences.
    Temporal parietal junction TPJ
  63. This is a state of between awake vs. sleep
  64. this neurotransmitter is mostly in the raphe nuclei (reticular formation)
  65. In REM: whats the deal with the: visual association cortex
    primary visual cortex and;
    prefrontal cortex
    visual association cortex : increased bloodflow

    • visual and prefrontal: decreased bloodflow
    • = the set up of a hallucination. (or dream)
  66. the term for guiding yourself to plan what you will dream:
    lucid dreaming
  67. Why dream? 5 reasons:
    • wish fulfillment
    • problem solving
    • activation-synthesis
    • feedback deprivation
    • clinical-anatomical hypothesis
  68. random neuron firing = weave a dream together to make sense of it
    activation synthesis
  69. sleeping aids are a common cause of
  70. sleep apnea is a symptom of _____
  71. loss of tonous or paralysis
  72. uncontrolled bizarre experiences during sleep in narcolepsy
    hypnogogic hallucinations
  73. A Tx drug for narcolepsy with unknown sites of action
  74. neuropeptide involved in narcolepsy
  75. bed wetting
    nocturnal enuresis
  76. sleep walking
  77. SWS problems include:
    nocturnal enuresis
    night terrors
    sleep related eating disorders
    OK. good job
  78. when locked in a windowless room with no daytime ques...
    free running
  79. photo sensitive input pathway for circadian rhythem
    retinohypothalamic pathway
  80. In the hypothalamus _________ controls the biological clock
    SCN suprachiasmatic nucleus
  81. photochemical (SCN) that regulates biological clock/circadian rhythem
  82. jet lag is an example of desynchronizing the
    SCN suprachiasmatic nucleus
Card Set
PhyisoPsych_Test 2 C
Physiological Psychology Test 2 -chapter 9 sleep crossword (+notes)