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6 Terms

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The motor neurons action potential reaches the axon terminal

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2

Voltage-gated Ca channels open and calcium enters the axon terminal

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3

Acetylcholine enters the synaptic cleft by synaptic vesicles

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Acetylcholine binds to chemically gated Na/K+ channels on motor end plate

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Na+ rushes in (more than K+ out) creating depolarization called end plate potential

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Acetylcholinesterase breaks down acetylcholine, ending signal