Multiple Choice
Twitch summation
A) is a means by which gradation of muscle contraction may be accomplished
B) results from the additional release of Ca₂₊ within the cytosol of muscle fibers
C) results from increasing the frequency at which motor units are firing within a muscle
D) results from more cross bridges binding to actin within muscle fibers
E) has all of the above characteristics
Correct Answer:
Verified
Correct Answer:
Verified
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