Which event occurs last at the neuromuscular junction?
A)Neurotransmitters enter the synaptic cleft.
B)Sodium channels on the motor end plate open.
C)An action potential reaches the presynaptic membrane.
D)Sodium enters the muscle fiber.

Question

Quizplus · Accepted Answer

Sodium entering the muscle fiber is the last event, following the opening of sodium channels on the motor end plate.

Which Event Occurs Last at the Neuromuscular Junction