Innervation
Part of speech: noun
Definition: The act of innervating or stimulating. Special activity excited in any part of the nervous system or in any organ of sense or motion; the nervous influence necessary for the maintenance of life,and the functions of the various organs. The distribution of nerves in an animal, or to any of its parts.
Excitation
Part of speech: noun
Definition: The act of exciting or putting in motion; the act of rousing up or awakening.The act of producing excitement (stimulation); also, the excitement produced.The activity produced in an organ, tissue, or part, such as a nerve cell, as a result of stimulationThe change in state as an excited state is formed by the absorption of a quantum of energy