Question

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

Answer 1

It should be c at school we worked on this not to hard nor easy