Unit 3.3 Vocab

Front

Cognitive Aging

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The process of gradual, ongoing, yet highly variable changes in cognitive functions that occur as people get older.

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Cross-Sectional Study

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A type of observational study that analyzes data from a population, or a representative subset, at a specific point in time.

Front

Longitudinal Study

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A research design that involves repeated observations of the same variables over short or long periods of time.

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Normal Aging

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The natural and gradual decline in physical and cognitive abilities that occurs as part of the aging process.

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Senescence

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The condition or process of deterioration with age; the loss of a cell's power of division and growth.