Which of the Following Is NOT Part of the Explanation

question 129

Multiple Choice

Which of the following is NOT part of the explanation for the all- or- nothing property of an isometric twitch contraction of skeletal muscle?

• A)equivalent calcium reuptake by the sarcoplasmic reticulum
• B)equal numbers of crossbridges activated by the calcium released
• C)equivalent calcium released by each action potential
• D)all- or- nothing property of the action potential generated by a skeletal muscle
• E)equivalent activation of calmodulin stimulating myosin light- chain kinase activity

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