NEET PG DENTAL EXAM

Detailed explanation-1: -An action potential, also called a nerve impulse, is an electrical charge that travels along the membrane of a neuron. It can be generated when a neuron’s membrane potential is changed by chemical signals from a nearby cell.

Detailed explanation-2: -Answer. An action potential is a change in the electrical potential of the neuron membrane as the nerve impulse passes along the neuron. Its main stages are depolarization, repolarization, hyperpolarization, and a brief refractory period.