Question

The factor(s) that determine the duration of a twitch in various types of fibers is the...

The factor(s) that determine the duration of a twitch in various types of fibers is the speed of the

hydrolysis of ATP only.
removal of Ca2+ ions from the sarcoplasm only.
removal of Ca2+ ions from the sarcoplasm and hydrolysis of ATP.
removal of Ca2+ ions from the sarcoplasm and hydrolysis of ATP and movement of Na+ across their membranes.
movement of Na+ across their membranes only.
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Ans: The factor that determine the duration of a twitch in various type sof fibers is the speed of the removal of Ca2+ ions from the sarcoplam only.

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