Answer to Question 1
Ans: C
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To be more precise about the relationship between a person's age and his or her particular needs, the National Institute on Aging has defined chronologic categories of the young old (65 to 74 years), the middle old (75 to 84 years), the old old (85 to 94 years), and the elite old (95 years or older).
Answer to Question 2
Ans: C
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Although there is great diversity in aging, the following normal age-related changes are typical of the nervous and sensory systems: The central nervous system (CNS) loses neurons, dendrites, and pigment, and brain plasticity and functional reserve decrease. All five senses decline. Cognitive changes include a slowed reaction time and difficulty retaining new material unrelated to previous learning. Memory loss is not a normal part of aging.