SOLVED: 10% of potential reaches the axon terminal. Using the images for help, place in the correct order of occurrence from left to right the events that occur at the neuromuscular junction after the action. View Available Hints.Reset HelpCa enters the ACh binds to axon terminal. Membrane potential ACh receptors. Synaptic vesicles is less negative. Ligand-gated cation release. ACh channels open.