The Nernst Equilibrium Potential for an Ion That Is 10

question 37

Multiple Choice

The Nernst equilibrium potential for an ion that is 10 times more concentrated in the cytosol compared to the extracellular fluid is about -60 mV. How much would the potential be if the extracellular concentration decreases 100-fold with no change in the intracellular concentration?

• A) -6000 mV
• B) -6 mV
• C) -600 mV
• D) -20 mV
• E) -180 mV

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