Why Is an Action Potential Propagated Down an Unmyelinated Neuron

question 70

Multiple Choice

Why is an action potential propagated down an unmyelinated neuron plasma membrane?

• A)because the action potential stimulates voltage-gated Cl^- channels adjacent to it
• B)because the action potential stimulates voltage-gated Ca²⁺ channels adjacent to it
• C)because the action potential stimulates voltage-gated Mg⁺ channels adjacent to it
• D)because the action potential stimulates voltage-gated Na⁺ channels adjacent to it

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