Which of the following is true of ion distribution across the axon membrane?
A) Sodium ions are concentrated outside the axon membrane.
B) Potassium ions are concentrated outside the axon membrane.
C) The action potential is the balance point between diffusion and electrostatic pressure.
D) Chloride ions are concentrated inside the axon membrane.
E) Sodium ions are concentrated inside the axon membrane.
Question 2
The force of diffusion would tend to move ________ ions ________ the axon.
A) chloride; out of
B) sodium; into
C) potassium; into
D) organic; into
E) sodium; out of