Acetylcholine Released into the Junction Between a Motor Neuron and a Skeletal

question 81

Multiple Choice

Acetylcholine released into the junction between a motor neuron and a skeletal muscle binds to a sodium channel and opens it. This is an example of ________.

• A) a voltage-gated sodium channel
• B) a voltage-gated potassium channel
• C) a ligand-gated sodium channel
• D) a second-messenger-gated sodium channel
• E) a chemical that inhibits action potentials

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