1. Individuals age at the same rate.
True
False

2. Even within one person, organs and organ systems show different rates of decline and aging.
True
False

3. The heart grows slightly larger with age.
True
False

4. Maximal oxygen consumption during exercise declines in men by about 10 percent with each decade of adult life and in women, by about 7.5 percent.
True
False

5. Maximum breathing (vital) capacity may decline by about 40 percent between the ages of 20 and 70.
True
False

6. With age, the brain loses some cells (neurons) and others become damaged.
True
False

7. The brain adapts to aging by increasing the number of connections between cells (synapses) and by regrowing the branch-like extensions (dendrites and axons) that carry messages in the brain.
True
False

8. With aging, the kidneys gradually become less efficient at extracting wastes from the blood.
True
False

9. Bladder capacity increases with age.
True
False

10. The body does not lose fat with age but redistributes it from just under the skin to deeper parts of the body.
True
False

11. With age, women are more likely to store fat in the lower body (hips and thighs) and men are more likely to store it in the abdominal area.
True
False

12. Without exercise, estimated muscle mass declines 22 percent for women and 23 percent for men between the ages of 30 and 70.
True
False

13. Exercise can prevent muscle mass loss.
True
False

14. Difficulty focusing close up may begin in the 40s.
True
False

15. The ability to distinguish fine details may begin to decline in the 70s.
True
False

16. From 50 on, there is increased susceptibility to glare, greater difficulty in seeing at low levels of illumination, and more difficulty in detecting moving targets.
True
False

17. With age, it becomes more difficult to hear higher frequencies.
True
False

18. Hearing declines more quickly in men than in women.
True
False

19. After about age 30, personality is stable.
True
False

20. Sudden changes in personality sometimes suggest a disease may be present.
True
False

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