At the neuromuscular junction, the sarcolemma contains:
A)acetylcholine to be stored when an impulse arrives
B)cholinesterase to return the impulse to the neuron
C)acetylcholine to transmit the impulse to the muscle fiber
D)cholinesterase to prevent unwanted continuous contractions

Question

Quizplus · Accepted Answer

Cholinesterase is an enzyme present in the sarcolemma at the neuromuscular junction that breaks down acetylcholine, preventing continuous muscle contraction by stopping the signal transmission.

At the Neuromuscular Junction, the Sarcolemma Contains