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18 Cards in this Set
- Front
- Back
The individualized amount of exercise that will effectively promote physical fitness in a given person |
EXERCISE PRESCRIPTION |
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Flexibility is... |
The ability to move joints freely through their full range of motion |
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3 MUSCLE FIBER TYPES are.... |
Slow twitch fibers, fast twitch fibers, intermediate fibers |
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This muscle fiber contracts slowly, has a small amount of force, but is highly resistant to fatigue |
slow twitch fiber |
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this muscle fiber contracts rapidly and produces a great amount of force, but fatigues quickly |
fast twitch fiber |
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intermediate fibers are.. |
a combination of slow and fast, they contract rapidly, produce great force, and resist fatigue due to well-developed aerobic capacity |
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range of motion is.. |
the amount of movement possible in a joint |
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an increase in muscle fiber size is.. |
hypertrophy |
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What are the three types of stretching? |
static, dynamic, and pnf stretching |
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what are the five components of health related fitness? |
cardiorespritory endurance, muscular strength, muscular endurance, flexibility, body composition |
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what is a max lift? |
measures the maximum amount of weight that can be lifted at one time |
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What is the overload principle? |
A basic principle of physical conditioning that states that in order to improve physical fitness, the body or specific muscles must be stressed |
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what is atrophy? |
a decrease in muscle size |
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What is a motor unit? |
A motor nerve and all of the muscle fibers it controls |
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What is the rule for breathing? |
Exhale on exertion |
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What is a stretch reflex? |
Involuntary contraction of a muscle due to rapid stretching of that muscle |
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What is a muscle spindle? |
The type of proprioceptor found within a muscle |
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What is a proprioceptor? |
Specialized receptor in muscle or tendon that provides feedback to the brain about the position of body parts |