PSY 2114 Chapter Notes - Chapter 15: Bone Mineral, Hypercholesterolemia, Bone Density

• School: University of Ottawa
• Department: Psychology
• Course: PSY 2114
• Professor: Eleanor Riesen

Document Summary

Chapter 15: physical & cognitive health in middle adulthood. Describe the physical changes of middle adulthood, paying special attention to vision, hearing, skin, muscle-fat make up, & skeleton. Middle adulthood = age 40-65, marked by narrowing life options & shrinking future as children leave home & career become more determined. Gradual physical changes begun in early adulthood continue in midlife, contributing to revised physical self-image, with less emphasis on hoped-for gains & more on feared declines. Concerns: getting fatal disease, being too ill to maintain independence & losing mental capacities. Difficulty reading small print is common = lens thickening & weakening of muscle that enable eye to accommodate to nearby objects. As new fibers appear on lens surface, older fibers are compressed 2ward center = create thicker, de(cid:374)ser, less plia(cid:271)le stru(cid:272)ture that (cid:272)a(cid:374)"t tra(cid:374)sfor(cid:373) By age 50, accommodative ability is 1/6 than what it was at age 20. Throughout adulthood, pupil size shrinks & lens yellow;