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The shape and arrangement of muscle fiber does or does not affect the muscles ability to relax |
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Essentric muscle action results from isometric muscle contractions true or false |
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false essentric is controlled or resisted types of movements. like isotonic I guess. |
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each muscle can be innervated by one or multiple nerves true / false |
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Isokinetic muscle contraction involve a dynamic movement wherein the speed of movement is variable true or false |
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Definition
FALSE it is a static movement |
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contractility is the ability to contract and develop tensin in the in the same direction as a resistant force when stimulated true or false |
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Definition
FALSE it is opposite direction |
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ACTION refers to a specific movement of a joint as a result from concentric muscle contraction tru or false |
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the term extensibility refers to ability to return to original length after stretching... true false |
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all contraction are either isotonic or isometric true false |
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isotonic contraction are concentric or eccentric based on whether shortening or lengthening true false |
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Eccentric contractions are referred to as muscle action instead of contraction since the muscle is shortening as opposed to lenthening true false |
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Definition
FALSE Eccentric training is defined as active contraction of a muscle occurring simultaneously with lengthening of the mu |
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antagonist muscles are know as primary prime movers true false |
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Definition
FALSE a prime mover is the agonist |
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isokinetic is a type of dynamic exercise using concentric and or eccentric muscle contracions |
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ISOKINETIC IS A TYPE OF DYNAMIC EXERCISE that uses concentric and eccentric muscle contractions |
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When antagonist muscles contract concentrically they perform the opposite joint motion of agonist |
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usually as a muscle gets longer its ability to exert force is increased |
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conscience awareness of position and movement in space is kinesthesis |
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What is affected by the shape and size of muscles? |
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Definition
the ability to produce FORCE.... not the rate of contractions not bone structure not location of nerve. |
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shape size function NOT nerves |
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Isometric exercise tools perform exercises or strength test using ____contraction of a muscle without any visible movement in the angle of the jo |
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Definition
static is isometric.. NOT dynamic dynamic is isotonic |
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In an isotonic contraction, |
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Definition
tension remains unchanged and the muscle's length changes...dynamic |
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what is not true regarding isometric muscle contraction? |
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Definition
not true that is is a dynamic contraction... it IS static static is isometric |
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what is true about isometric |
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Definition
tension .. but joint angle remain constant |
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what is not true regarding concentric muscle contractions |
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Definition
described as being a negative type of contractions NO it is positive |
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true about concentric muscle contractions |
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Definition
cause movement against gravity r resistance |
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not true about eccentric muscle action |
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typically called positive type of muscle contraction.. eccentric lengthen under tensioon slowly lessons gtnesion to control |
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The force developed by juscle is less than that of the resistance. |
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