PSYCH 250 Lecture Notes - Lecture 23: Explicit Memory, Deline, Visual Acuity
Document Summary
As of 2012, the average life expectancy was nearly 78 years. Women life 4 to 7 years longer than men. Ses, ethnicity & nationality all influence life expectancy (life expectancy crossover) Active lifespan is the number of years of vigorous, healthy life a person can expect. Maximum lifespan is the genetic upper limit of life under ideal conditions (122 years) Senescence is the process of aging that begins in adolescence. Everyone ages but the rate oh physical decline is highly variable. Primary aging - universal and irreversible physical changes that occur as we grow older. Secondary aging - specific illnesses that are more common with age but are caused by health habits and genes that vary from person to person. Vision and hearing deline in late adulthood: Lower visual acuity; poor adaption to dark decreased color and depth perception. Reduced taste and odor sensitivity after 60. A sharp decline in sense of touch in late adulthood (~ age 70)
