Which of the following statements is TRUE regarding the membrane potential of a neuron?
A. At rest, sodium has the greatest influence over the membrane potential (-70 mV) due to the greater difference in ion concentration inside and outside the cell.
B. Potassium leak channels allow fir a constant efflux of potassium ions when a neuron is at rest.
C. At rest, the equilibrium potential for sodium is the most negative and has the highest permeability of all ions.
D. Chloride has the highest concentration of ions inside of a neuron when at rest.
Select your answer:
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