When Membrane Potential Is at the Equilibrium Potential for an Ion

question 35

Multiple Choice

When membrane potential is at the equilibrium potential for an ion, there is/are

• A) an inward net movement of ions.
• B) no net movement of ions across the membrane (equal in and out).
• C) an outward net movement of ions.
• D) no movement of ions in either direction (in or out).
• E) equal numbers of the permeant ion inside and outside the cell.

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