Describe the different types of muscle contractions

Concentric muscle contraction is when a muscle fiber is shortened to generate force to move an object

Eccentric muscle contraction is the opposite of what concentric contraction is. For eccentric muscle contraction, the muscle is lengthening.

Isometric muscle contraction is when a muscle is activated, but instead of being allowed to lengthen or shorten, it is held at one constant length.

Explanation:

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explanation:

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all the above is what i would say