PSYCO105 Lecture Notes - Lecture 4: Macular Degeneration, Socioeconomic Status, Fluid And Crystallized Intelligence
Document Summary
Functional age: one"s actual competence and performance, may not match chronological age. (how you actually act, not how old you are. ) Life expectancy is increasing in north america - lower infant mortality and lower adult deaths. Maximum lifespan - there is a genetic limit to lifespan, free of external factors. Average age is 85 globally, carries from 70-100. Adls - activities of daily living: basic self care (feeding self, dressing self, cleaning self, etc. ) Iadls - instrumental activities of daily living: business of everyday life (shopping, cooking, cleaning, etc. ) Physical changes of old age include loss of brain weight accelerates after 60, less effective autonomic nervous system. Brain compensates by developing new bres, neurons, new connections, recruiting other areas of the brain to assist. Proves recruitment of other areas of the brain to assist. Macular degeneration: inside of eye is black, so you can only see out of your periphery. Cholesterol build up, stiff arteries, less blood ow.