GE80A Human Aging CH. 4 [Q] Review

GE80A Human Aging CH. 4 [Q] Review - Chapter 4 Echo boomers...

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Chapter 4 Echo boomers – 72 million born between 77 and 94. Baby boomers – 75 million born between 46 and 64. Oldest are now in late 50s Basic population processes – fertility, mortality, and migration concern demography. They determine a population’s age structure or proportion of people in various age cohorts. Population aging - a gradual increase in the proportion of older people to younger people In US Bureau of the Census is responsible for taking censuses every 10 years. Individual aging can be measured by life span - the greatest number of years any member of a species has been known to survive and life expectancy - the average number of years people in a given population can expect to live (calculated by adding up ages of people at death and dividing by # of people. Life span for humans about 120 years. Life expectancy greater for women than men because more likely to smoke and drink. Sex ratio is the number of males to every 100 females. For every 106 male babies 100
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GE80A Human Aging CH. 4 [Q] Review - Chapter 4 Echo boomers...

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