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17 Cards in this Set
- Front
- Back
Muscle relaxes to allow movement
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Antagonist
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Counterbalances actions of other muscles
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Neutralizer
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Action when internal and external forces are equal
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Isometric
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Muscle receives and responds to stimulus
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Excitability
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Fibers are in line with pull of tendon
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Longitudinal
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Muscle directly causes a movement
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Agonist
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Origin farther from joint than insertion
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Spurt
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Muscle originates from broad area and converges on single tendon
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Radiate
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Muscle can be stretched
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Extensibility
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Origin closer to joint than insertion
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Shunt
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Action when internal force is less than external load
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Eccentric
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Action when internal force is greater than external load
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Concentric
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Muscle changes shape from stimuli
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Contractility
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Muscle acts to support body part
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Stabilizer
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Fibers attach obliquely to tendons pull
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Pennate
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Parallel fibers but not to long axis
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Quadrilateral
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Muscle returns to normal length after stretch
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Elasticity
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