PSY210H1 Lecture Notes - Lecture 12: Autobiographical Memory, Implicit Memory, Amyloid
Document Summary
Life expectancy: increasing in north america, lower adult deaths, lower infant mortality, variations due to heredity, environment, women live 5-7 years longer than men. Tend to have better eating habits (except in recent years b/c increased drinking and smoking) Less likely to work in different professions: ses. Low ses individuals have less access to good food and education regarding health: nationality. Life expectancy in developed nations: japan ranks first, low rates of obesity and heart disease. Maximum lifespan: average age is 85, varies b/w 70-100, people that live longer than 100 increasing in industrialized world, more females live past 100, some scientists believe upper limit not yet reached, ie. Aging and the nervous system: loss of brain weight after 60, neurons lost in frontal lobes, corpus callosum, cerebellum (balance), glial cells, autonomic nervous system less efficient, consequences: Vulnerability to cold: brain can compensate, new fibers (pathways, new connections, use more parts of brain.
