Which of the following happens when a nerve impulse arrives at the neuromuscular junction?
Molecules of ACh diffuse across the synaptic cleft and bind to ACh receptors on the motor end plate. Ref: Human Anatomy And Phsyiology, edited by Sanghani, Page 204
Release of calcium from Sarcoplasmic reticulum
ACh binds to receptors in Sarcolemmal membrane
Release of K+ into the Sarcoplasm
Sodium ions rush outside the Sarcoplasm