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11 Cards in this Set
- Front
- Back
Stage 1 sleep
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5-7 minutes, theta waves, easy to wake up
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Stage 2 sleep
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between 10 and 35 minutes, sleep spindles (spikes on EEG)
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Deep Sleep
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30 minutes after falling asleep, lasts for 30 minutes, delta waves
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REM
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on the EEG, it looks like you're awake; breathing and heart rate are irregular; you are virtually paralyzed, this is when you dream; go into REM 4 times
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Deprive people of REM...
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Large rebound
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Evolutionary theory as to why we sleep
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Night was dangerous and dark; safer if you were sleeping...reduces the chances of falling off a cliff
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Restoration theory of sleep
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Restores our physical health; when we lose sleep, our immune system decreases
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Consolidation Theory of sleep
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restoring cognitive health; we synthesize what we've learned while we sleep
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Freud's Theory on Dreams
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Wishf fulfillment
We have unconscious motivation - dreams are too threatening for us to be aware of...so we keep them at bay Manifest content (what is dreamed) Latent content (what dreams mean) |
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Cartwright's Theory on Dreams
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"Problem solving"
Dream about what we think about durying the day - dream about problems, not solutions (criticism) |
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Emotional Valance
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2 times more likely to dream about sad or negative things
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