Biology

Lucas Peters

6 April, 12:22

When an action potential from a motor neuron arrives at the neuromuscular junction (NMJ), a series of events occurs that leads to muscle contraction. Which of the following events will occur last (that is, after all of the others listed below) ?

a. depolarization of the muscle cell

b. release of Ca2 + from the sarcoplasmic reticulum

c. acetylcholine (ACh) release

d. conformational change in troponin

+1

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