h Flashcards
life span or longevity (what could be)
length of time an organism can live whe conditions are optimal
life expectancy(what actually is)
the # of years a person in each population group can live
ageism
predictor against older people
cataracts|glaucoma
clouding the lens of the eye| fluid pressure in eye
presbycusis
decline in hearing that accelerated faster for men than for women
osteoporosis
a disease where so much calcium is leached from bones that they become brittle and break easily
sleep apnea
condition where people repeatedly stop breathing and is awakened throughout the night
telomeres
are the protective pieces of DNA at edge of chromosome
wear and tear theories
suggests that things wear out over time
free radical theory
stipulates that unstable molecules called free radicals damage cells
cross linking theory
postulated that the stiffening of the body’s proteins impacts aging
normal aging| pathological aging
gradual decline| attributed to chronic disease
Medicare
a government program helps older people and people w disability help play medical expenses
medicaid
helps people of all ages who cant afford treatment
arthritis|ossteoarthritis
joint inflammation that is more common w age| impacts knees, hips, fingers, neck, lower back