When Using the Nernst Equation to Calculate Membrane Potential, We

question 2

Multiple Choice

When using the Nernst equation to calculate membrane potential, we are making several assumptions about conditions in the cell.Which of the following is NOT a good assumption?

• A)The temperature is 37°C.
• B)The plasma membrane is primarily permeable to Na⁺.
• C)At rest, the interior of the cell is more negatively charged than the exterior.
• D)K⁺ is the principal positive ion in the cell.

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