PSYC 100 Lecture Notes - Lecture 42: Cognitive Training, Fluid And Crystallized Intelligence, Dementia
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PSYC 100 Full Course Notes
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Alzheimer"s,+ and+ then+ the+ proportion+ of+ people+ with+ the+ disease+ will+ double+ every+ 5+ years. + Carstensen"s+ socioemotional+ selectivity+ theory:+ as+ people+ grow+ older,+ they+ perceive+ time+ to+ be+ limited+and+adjust+their+priorities+to+emphasise+meaningful+events+and+goals. ++ The+ crisis+ can+ be+ triggered+ by+ events+ that+ highlight+ the+ mortal+ nature+ of+ human+ life,+ or+ by+ changing+ social+ and+ occupational+ roles. + people+ come+ to+ terms+ with+ the+ reality+ of+ death,+ and+ meaning+of+life+becomes+an+increased+preoccupation+for+the+elderly. + It+is+difficult+to+pinpoint+exactly+what+causes+the+mental+decline+with+age. +there+is+a+consistent+ slower+mental+speed. +the+increase+in+time+it+takes+to+process+a+sensory+input+and+react+with+a+ motor+ response+ becomes+ more+ rapid+ as+ the+ individual+ ages. + some+ sensorygperceptual+ changes+ occur+ with+ age+ and+ may+ account+ for+ some+ of+ the+ observed+ decline. + aging+ also+ affect+ memory+ and+intelligence. + Memory:+they+have+difficulty+with+memory+tasks+that+require+the+ability+to+juggle+multiple+pieces+ of+ information+ at+ the+ same+ time. + tasks+ when+ attention+ is+ divided+ is+ also+ proven+ more+ difficult. + This+ reflects+ a+ decreased+ ability+ to+ store+ multiple+ pieces+ of+ information+ in+wm+ simultaneously. + Intelligence:+ iq+ declines+ with+ aging. + fluid+ intelligence+ tends+ to+ peak+ in+ early+ adulthood+ and+ decline+ as+ we+ age,+ crystallized+ intelligence+ seems+ to+ increase+ with+ age+ and+ breaks+ down. +