PSYC 3490 Study Guide - Midterm Guide: Macular Degeneration, Somatosensory System, Proprioception
19 Apr 2016
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Short answers: summarize the major changes in the skin and hair. Hair : many age changes in skin is due to photo-aging. Uv accelerates crosslinking: outer layer becomes thinner, loss of skin elasticity. Sagging: subcutaneous fat cushion decreases, age spots appear skin discolouration. Pigment-containing cells decrease: females gain facial hair, men do not lose any, thinner, greys, hair loss aka andro genetic alopecia. Gender and individ differences: explain the major changes in height and weight in adulthood. Women more b/c more loss of bone mineral content. Mid 50s-70s, men lose 1 inch, women 2 inches, Weight fluctuation: gain, then loss in senior years. Exercise offsets these trends and boosts health: describe the major changes that occur with age in the muscles, bones, and joints. Osteoporosis leading cause of broken bones in older women: indicate next to each change what steps individuals can take to prevent or offset these changes.
