psy.0131

psy.0131 - Psych 1 Fridlund 1/31/08 Theories about Sleep...

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Psych 1 Fridlund 1/31/08 Theories about Sleep Anti predator adaptation – sleep forces us to be quiet at certain time of the day Restorative – sleep helps us recover something depleted during wakefulness Facilitates learning – sleep (especially REM) might help us consolidate memories Thermoregulatory – sleep (alternating REM with NREM sleep) keeps us from overheating and help conserve energy No theory about sleep works very well Test – understand concepts, understand material, make connections, stay up with reading Contralateral Control Everything connects to the Pons Trilobite, horseshoe crab, imagine we evolved from this Turn toward the food, that eye needs to make the opposite sides legs turn toward the food. If same side then it would go away from food Best theory we have about opposites Dreams We dream in both REM and NREM sleep REM-sleep dream reports tend to describe more visual and active dreams Dream time is real time (no dream condensation) Few dreams are bizarre; most reflect current life preoccupations (most dreams aren’t about weird things, most are out normal life) The themes of one’s dreams vary little year after year Dreams have no known function (perhaps we just cant turn off thinking) Dreams can be controlled with practice (lucid dreaming- become aware of when they are dreaming and change plot around, signal when they are dreaming, trained
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psy.0131 - Psych 1 Fridlund 1/31/08 Theories about Sleep...

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