What Is an Endplate Potential

question 31

Multiple Choice

What is an endplate potential?

• A) The membrane potential that a nerve terminal will release transmitter.
• B) The membrane potential that a postsynaptic muscle cell will reach threshold.
• C) Depolarization of the endplate region of the muscle fiber following acetylcholine binding to postsynaptic nicotinic acetylcholine receptors.
• D) Hyperpolarization of the endplate region of the muscle fiber following acetylcholine binding to postsynaptic nicotinic acetylcholine receptors.
• E) Depolarization of the endplate region of the muscle fiber following acetylcholine binding to muscarinic receptors.

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