PSY 101 Lecture Notes - Lecture 11: Memory Consolidation, Osmosis, Information Processing
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Chapter 3 (continued: sleep protects: sleeping in the darkness when predators loomed about kept our a(cid:374)(cid:272)estors out of har(cid:373)"s (cid:449)a(cid:455). Whe(cid:374) dark(cid:374)ess (cid:373)ade tra(cid:448)el trea(cid:272)herous for this gu(cid:455), he was better off asleep in a cave: sleep helps us recover: sleep helps us restore and repair brain tissue. Sleep allows our poor brain to recover from the rigors of the day: leep helps us re(cid:373)e(cid:373)(cid:271)er: sleep restores a(cid:374)d re(cid:271)uilds our fadi(cid:374)g (cid:373)e(cid:373)ories. We do(cid:374)"t learn through osmosis, but there is evidence for sleep-related memory consolidation. Older people release less of this hormone and sleep less. The average person spends about 600 hours per year, dreaming some 1500 dreams. For both men and women, 80% of dreams are marked by at least one negative event, su(cid:272)h as (cid:271)ei(cid:374)g atta(cid:272)ked, pursued, or reje(cid:272)ted. Most drea(cid:373)s i(cid:374)(cid:272)orporate pre(cid:448)ious da(cid:455)s" experiences and preoccupations. Freud wish fulfillment- drea(cid:373)s pro(cid:448)ide a (cid:862)ps(cid:455)(cid:272)hi(cid:272) safet(cid:455) (cid:448)al(cid:448)e(cid:863) through (cid:449)hi(cid:272)h (cid:449)e e(cid:454)press unacceptable feelings and fulfill forbidden wishes.
