During the propagation of a nerve impulse, the action potential results from the movement of

Options

A. `K^(+)` from intracellular fluid to extracellular fluid
B. `Na^(+)` from extracellular fluid to intracellular fluid
C. `K^(+)` from extracellular fluid to intracellular fluid
D. `Na^(+)` from intracellular fluid to extracellular fluid

Answer

B