6) enhances self-confidence; improves appearance of person
7) helps avoid atrophy
4. Components of Fitness
Answer 1) Cardiorespiratory Endurance
2) Muscular Strength
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3) Muscular Endurance
4) Flexibility
5) Body Composition
5. Cardiorespiratory endurance
Answer the ability to perform prolonged large-muscle dynamic exercises at moderate-to-high
levels of intensity; trains heart, increases its efficiency
6. Muscular strength
Answer amount of force a muscle can exert with a single maximum effort; improves body
alignment
7. Muscular endurance
Answer ability to sustain a given level of muscle tension; important for good posture and injury
prevention
8. Flexibility
Answer the ability of the joints to move through their full range of motion; poor flexibility leads
to stiffness, misalignment, and pain
9. Body composition
Answer proportion of fat-free mass (muscle, bone, water) to fat in a body; high proportion of
fat-free mass to low proportion of fat is healthy
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10. Motor fitness
Answer Speed, agility, eye-hand and eye-foot coordination; mostly inher- ited, can be developed
over time
11. VO2 Max
Answer a measure of how much oxygen is consumed by a person per minute of exercise; athlete
wears a mask during exercise to determine; the fitter a muscle, the more oxygen it draws from
the blood
12. Myoglobin
Answer oxygen-storing protein in the muscle
13. Anterio-Venous Oxygen Difference
Answer AKA VO2 Difference; the measure of oxygen consumed by the muscles,; the
different between oxygen content of the blood in the arteries andthe oxygen content of the
blood in the veins
14. Only about % of oxygen is utilized when a person is resting, as opposed to a
potential % during exercise
Answer 25; 80
15. Calculating max heart rate
Answer 220-age
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