Psych AP Review
Terms
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- Activation Synthesis Theory
-
dreams are generated by random outbursts of nerve cell activity
-J. Allen Mobson & Robert McCarley - Monism: Thought
- a by-product of brain processes and stops existing when the body dies
- Sleep
-
-spend about 1/3 of life asleep
-restores effectiveness of the body and the brain
-may be an adaptive mechanism
-Sleep deprivation=DJ Peter Tripp's March of Dimes -
CAT Scan
(Computerized Axial Tomography -
-uses x-ray cameras that rotate around brain and combine pictures into 3D
-can only show structure - Entrainment
-
-the synchronization of biological rhythms with external cues such as fluctuation in day light, alarm clock, etc.
1. Circadian
2. Infradian
3. Ultradian - Latent Content
- the underlying meaning behind the events in a dream
- Perception
-
-a set of processes that organize sensory informationn into meaningful patterns
>past experience
-top-down processing - Insomnia
-
-difficulty in sleeping or remaining asleep
-usually temporarily related to stress
-long term: phys or psych prob
-treatment:limit intake of stimimulants, maintaining consis. sleep patterns
-10% of pop.
-consistent sleep pill use decreases REM sleep - Stage Four
-
-"deep sleep"
-brain shows even more delta waves
-bed-wetting and somnambulism
-after this stage, waves speed up and go back to 3 and 2
-at reaching stage 1, brain moves into REM -
Wernicke's Area
(Brain) -
-interprets both written and spoken speech
-damage to area would affect ability to understand language