Which is the best description of the anatomic and physiological changes that occur as a result of aging?
1. They result of pathologic changes.
2. They are reversible.
3. They are normal and predictable.
4. They are a potential target for drug therapy.
Correct Answer: 3
Rationale 1: Age-related changes are not generally pathologic in nature.
Rationale 2: Anatomic and physiological changes are not generally reversible, with even the most advanced modern interventions.
Rationale 3: The anatomic and physiological changes are a normal and predictable part of aging.
Rationale 4: Because the anatomic and physiological changes are considered normal, they are not amenable to drug therapy.
Global Rationale: The anatomic and physiological changes are a normal and predictable part of aging. Age-related changes are not generally pathologic in nature. Anatomic and physiological changes are not generally reversible, with even the most advanced modern interventions. Because the anatomic and physiological changes are considered normal, they are not amenable to drug therapy.
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