Functionally Speaking, a Nerve Impulse Is

Multiple Choice

Functionally speaking, a nerve impulse is

A) a flow of electrons along the outside of the plasma membrane of a neuron.
B) the movement of cytoplasmic elements through the core of the neuron.
C) a series of changes in membrane potentials.
D) a lengthening and shortening of the membrane extensions of an individual neuron.
E) a change in the metabolic rate within a neuron.