Which of the Following Statements Concerning the Permeability of a Typical

question 55

Multiple Choice

Which of the following statements concerning the permeability of a typical neuron membrane at rest is TRUE?

• A) The permeability to Na⁺ is much greater than the permeability to K⁺.
• B) All of the K⁺ channels in the membrane are open.
• C) The voltage-gated Na⁺ channels are in the inactivated state.
• D) Most of the voltage-gated Na⁺ channels are in the closed state.
• E) There is equal permeability to Na⁺ and K⁺.

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