BIOL 404-Exam 4-CNS 3

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Author:
kyleannkelsey
ID:
216427
Filename:
BIOL 404-Exam 4-CNS 3
Updated:
2013-04-28 19:00:25
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BIOL 404 Exam CNS
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BIOL 404-Exam 4-CNS 3
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  1. Slow large amplitude waves
    • Low brain activity
    • Slow Heart and respiratory rate
  2. What type of neuron firing is associated with sleep stages 3 and 4?
    • coordinated neuron firing
    • High amplitude
    • Low Hz
  3. What stage is Sleep paralysis occuring in?
    Stage I
  4. What is sleep paralysis?
    Can sense environment but cannot move, still partially asleep
  5. What are K complexes?
    high amplitude waves during sleep stage 2
  6. What are sleep spindles?
    12-14 Hz bursts of High Hz waves in sleep stage 2
  7. What is the term for high amplitude waves during sleep stage 2?
    K-complexes
  8. What is the term for 12-14 Hz bursts of High Hz waves in sleep stage 2?
    Sleep spindles
  9. During what sleep stage does the heart, respiratory rate and brain slow?
    Stage 3 and 4
  10. What sleep stage has highly synchronized brain activity?
    Stage 3 and 4
  11. What is the difference between sleep stages 3 and 4?
    • Delta activity
    • Stage 3 = 2-50% delta activity
    • Stage 4 = >50% delta activity
  12. Which sleep stage has 20-50% delta activity?
    Stage 3
  13. Which sleep stage has >50% delta activity?
    Stage 4
  14. What is the delta activity of sleep stage 4?
    >50% delta activity
  15. What is the delta activity of sleep stage 3?
    20-50% delta activity
  16. What sleep stage does sleep walking occur in?
    3 or 4
  17. What is another term for paradoxal sleep?
    REM
  18. What is another term for REM?
    Paradoxal sleep
  19. What is the major difference between REM and sleep stage 3 and 4?
    The mind is active
  20. What sleep stage is the mind most active?
    REM
  21. What does an EEG of REM look like?
    • High Hz
    • Low uV

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