01:830:201 Lecture Notes - Lecture 3: Presbyopia, Dementia, Fluid And Crystallized Intelligence
28 Jul 2016
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Physical changes: 20"s and 30"s prime of life, late 30"s gradual decline. Middle ages loss of vigor vitality endurance mostly associated with diet and exercise not aging: presbyopia. Lens in eye can no longer accommodate near vision: menopause. Physical changes: vision, stamina, heart, lung, kidney, muscle function, 80% people over 65 have 1 or more. Death and dying: kubler ross: 5 stages of death and dying. Memory differences between the elderly and young adults: sensory memory no significant differences. When differences do appear they are possibly due to the way young adults and elderly distribute their attention. Elderly less likely to take risks if not sure. Does a person"s profession play a role in productivity: historians philosophers passed 70"s, scientists 60"s, arts dramatic decline 70s. Verbal ability and general knowledge over time: fluid intelligence. Abstract reasoning and mental flexibility over time. Metal deterioration cause by physical deterioration of brain. Rate 5-8% over 65, 15-20% over 75, 25-50% over 85: alzheimer"s.
