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1. How do cohort effects influence the study of aging across different generations?
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. . Cohort effects only apply to physical changes in aging.
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.. Cohort effects are irrelevant when considering genderdifferences in aging.
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. . Cohort effects have no significant impact on the study of aging.
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Cohort effects influence the study of aging by highlighting how historical and
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social contexts shape the experiences of different age groups.
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2. A major strength of the longitudinal design is that researchers can
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. . simultaneously explore similarities among children of different cohorts
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. . conduct quasi-experiments, comparing conditions that already exist
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.. examine relationships between one cohort's early and later behaviors
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. . collect a large amount of data in a short time span
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3. Describe one major strength and one major weakness of using longitudinal research designs
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in gerontology.
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.. Amajor strength is the focus on cross-sectionaldata, while a major weakness is the high
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cost of long-term studies.
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.. Amajor strength is the quick data collection, while a major weakness is the lackof depth
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in findings.
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, Amajor strength is the ability to observe changes overtime, while a major
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weakness is the potential for participant attrition.
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, .. Amajor strength is the use of diverse populations, while a major weakness is
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. the inability to track individual changes.
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4. What are normative history-graded influences in the context of aging?
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.. Normative history-graded influences are individual experiences that vary from person
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.. to person. ..
. . Normative history-graded influences are events that shape the experiences of a
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particular generation.
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. . Normative history-graded influences are cultural factors that affect aging.
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. . Normative history-graded influences are biological changes that occur with aging.
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5. What's the best definition for diabetes?
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. . Inability to secrete insulin, or inadequate insulin secretion.
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. . Uncontrolled or poorly controlled blood glucose concentration. .. . . .. .. ..
. . High blood sugar. .. ..
. . Insulin resistance. ..
6. How does average longevity differ from life expectancy?
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Average longevity refers specifically to the average lifespan of individuals ina
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.population,while life expectancy is astatistical measure of the average time a . . . . . . .. . . . . .
.person is expected to live based on current mortality rates.
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. . Average longevity is a measure of health quality, whereas life expectancy is solely about
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. lifespan.
, .. Average longevity is a fixed number, while life expectancy changes over time.
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.. Average longevity considers only the oldest individuals, while life expectancy includes
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.allage groups.
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7. Cancer increases in frequency as people get older.The main reason for this is
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. . Proto-oncogenes become less stable as people age .. .. .. .. .. ..
.. It takes many years to accumulate, by chance, the number of somatic
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mutations leading todisease
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. . Somatic mutations occur more frequently as people get older
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. . Older people are exposed to more cancer-causing substances in their diets
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. . Cancers in young people are cured spontaneously, but in older people theyare not
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8. Describe how aging affects physical appearance and provide examples.
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. . Aging enhances physical appearance through increased vitality and smooth skin.
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. . Aging has no significant impact on physical appearance.
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. . Aging leads to changes such as wrinkles, gray hair, and loss of skin elasticity.
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. . Aging primarily affects internal organs, not physical appearance.
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9. What is the definition of active life expectancy?
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. . The total number of years a person is expected to live.
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.. The period during which an individual is expected tolive independently and
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.. without serious health issues. .. .. ..