Question

After nervous stimulation stops, what prevents ach in the synaptic cleft from continuing to stimulate contraction?

Answer 1

Tropomyosin serves as a contraction inhibitor by blocking the myosin binding sites on the actin molecules.

Answer 2

After nervous stimulation stops what prevents ACh in the synaptic cleft from continuing to stimulate contraction

acetylcholinesterase destroying the ACh