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5 Cards in this Set
- Front
- Back
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Contraction |
The muscle working, uses energy and produces heat A muscle can shorten lengthen or remain the same length when contracting A muscle can only contract along the muscle fibre direction |
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Isometric |
Length of muscle doesn’t change No apparently change in the angle of the joint Ex. Holding a book |
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Dynamic |
Isotonic Length of muscle and angle of joint changes (movement) Concentric & eccentric |
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Concentric |
Muscle shortens under the load Lifting |
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Eccentric |
Muscle lengthens under a load Lowering (resisting pull of gravity) Easiest way to bulk up and get injured |
