At the Threshold for Generating an Action Potential

question 4

Multiple Choice

At the threshold for generating an action potential:

• A)The membrane is at the K⁺ equilibrium potential.
• B)The conductances for Na⁺ and K⁺ are equal.
• C)There is a rapid opening of voltage-gated Na⁺ channels.
• D)K⁺ conductance is maximal.
• E)The transmembrane voltage is zero.

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