Compare Concentric and Eccentric Contractions

question 87

Multiple Choice

Compare concentric and eccentric contractions.

• A)Concentric contractions consist of equal lengths of time contracting and relaxing.Eccentric contractions consist of a longer time contracting than relaxing.
• B)Concentric contractions consist of equal lengths of time contracting and relaxing.Eccentric contractions consist of a longer time relaxing than contracting.
• C)Concentric contractions occur when the tension produced never exceeds the load,and the muscle does not change length.Eccentric contractions occur when the tension produced exceeds the load,and the muscle shortens.
• D)Concentric contractions occur when the muscle tension exceeds the load,and the muscle shortens.Eccentric contractions occur when the muscle tension is less than the load,and the muscle elongates.
• E)Concentric contractions occur when the muscle tension is less than the load,and the muscle elongates.Eccentric contractions occur when the muscle tension exceeds the load,and the muscle shortens.

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