Term
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Definition
Tremor of hands, rigidity, difficulty initiating movements,
degeneration of dopamine neurons, 1% of those over 50 |
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Term
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Definition
Most common cause of dementia,
formation of senile plaques,
formation of neurofibrillary tangles,
progressive deterioration of cognitive functioning |
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Term
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Definition
Cross over of function loss,
produced by weakened blood vessels in the brain,
high blood pressure |
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Term
Why We Die:
Wear and Tear
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Definition
Effects of work and stress,
little evidence |
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Term
Why We Die:
Aging by Program |
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Definition
Evolutionary processes govern lifespan,
reproductive usefulness |
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Term
Why We Die:
Homeostatic Imbalances |
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Definition
Failure in system that regulates proper interaction of organs,
Older body not as effective in addressing stress |
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Term
Why We Die:
Cross-Linkage |
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Definition
| Altered proteins may destroy elasticity in body |
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Term
Why We Die:
Accumulation of Metabolic Waste |
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Definition
Waste from metabolic changes build up in body,
Cataracts, cholesterol plaques, brittle bones |
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Term
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Definition
Mutations in formation of altered RNA & DNA,
Hidden cells from early life may cause organ malfunction |
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Term
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Definition
Body rejects own tissues,
With age body does become more self-rejecting |
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Term
Why We Die:
Accumulation of Errors |
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Definition
Cells die and synthesize new proteins to make new cells,
Errors occur when synthesis occurs,
Over time errors accumulate,
Multiple errors may become serious enough for organ failure. |
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