Ask Question
27 July, 07:30

Which of the following events triggers the subsequent steps of excitation-contraction coupling?

A. Release of calcium ions from the terminal cisterns of the sarcoplasmic reticulum

B. Propagation of an action potential along the sarcolemma and T tubules

C. Binding of calcium ions to troponin, which removes the blocking action of tropomyosin

D. Release of acetylcholine from axon terminals at the neuromuscular junction

+1
Answers (1)
  1. 27 July, 07:46
    0
    D

    Explanation:

    results in the release of calcium ions from the sarcoplasmic reticulum.

    option D is the 1st process that starts the excitation-contraction coupling.
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Which of the following events triggers the subsequent steps of excitation-contraction coupling? A. Release of calcium ions from the ...” in 📙 Biology if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers