Triggering of the muscle action potential occurs after
A) the nerve action potential jumps across the neuromuscular junction.
B) acetylcholine binds to chemically gated channels in the end plate membrane.
C) acetylcholinesterase binds to receptors on the end plate.
D) calcium ion binds to channels on the end plate.
E) Any of the above can produce an action potential in the muscle cell.
Correct Answer:
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