Why Does the Relative Refractory Period Occur After the Action

question 9

Multiple Choice

Why does the relative refractory period occur after the action potential is complete

• A)because of the activation of the voltage-gated Na⁺ channels
• B)because of the slowness of the voltage-gated channels
• C)because of the sodium-potassium pump
• D)because of quick potassium efflux

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