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Psychology Exam 1 Part 2
Part 2 of Psychology exam cards
9
Psychology
Undergraduate 2
02/23/2012

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Term
sleep
Definition
most common form of altered consciousness
Term
circadian rhythms
Definition
bodily functions that are in a 24 hour cycle
Term
reticulation
Definition
the part of the brain that governs sleep
Term
1st stage of sleep
Definition
light, simetimes you will not notice you have fallen asleep
Term
2nd stage of sleep
Definition
"spindles" of brain activity
Term
3rd stage of sleep
Definition
delta waves (brain waves with low amplitude and high frequency)
Term
4th stage of sleep
Definition
brain is completely at rest, restores and recharges
Term
5th stage of sleep
Definition
REM, you stay here for 15 minutes and cycle again
Term
REM paralysis
Definition
body from neck down goes into paralysis if we didn't have this we would act out our dreams
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