When the membrane potential is +15 mV, that portion of the membrane
A)is at the normal resting potential
B)has a positively-charged inside border
C)is more permeable to Ca²⁺ than normal
D)is in the after hyperpolarization phase of an action potential
E)is in a hyperpolarized state

Question

Quizplus · Accepted Answer

At +15 mV, the inside of the membrane is positively charged compared to the outside, indicating depolarization.

When the Membrane Potential Is +15 MV, That Portion of the Membrane