PHED_1164_Test 4 - 1. Define muscular strength and muscular...

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1. Define muscular strength and muscular endurance Muscular strength is the ability to exert maximum force against resistance. Muscular endurance: ability of a muscle to exert submaximal force repeatedly over time. 2. Slow twitch and fast twitch fibers. Determined by genetics; training increases function and ability to exert force Slow twitch: aerobic Fast twitch: anaerobic 3 . Sedentary living decreases lean body mass, resulting in a slower resting metabolic rate 4. Define Hypertrophy, and atrophy Hypertrophy: an increase in the size of the cell, as in muscle hypertrophy. Atrophy: a decrease in the size of the cell 5. What is the overload principle Training concept that the demands placed on a system (cardiorespiratory or muscular) must be increased systematically and progressively over time to cause physiological adaptation (development or improvement). 6. What is isometric training Muscle contractions produce little or no movement, such as pushing or pulling against an immovable object. 7. What happens to a muscle during the concentric and eccentric phase of muscle contraction
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PHED_1164_Test 4 - 1. Define muscular strength and muscular...

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