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Definition
| the time of a natural cessation of menstruation; also refers to the biological changes a woman experiences as her ability to reproduce declines |
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Definition
| a progressive and irreversible brain disorder characterized by gradual deterioration of memory, reasoning, language, and finally, physical functioning |
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Term
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Definition
| a study in which people of different ages are compared with one another |
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Term
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Definition
| research in which the same people are restudied and retested over a long period |
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Term
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Definition
| one's accumulated knowledge and verbal skills; tends to increase with age |
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Term
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Definition
| one's ability to reason speedily and abstractly; tends to decrease during late adulthood |
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