Definitions for: Innervation

[n] the distribution of nerve fibers to an organ or body region
[n] the neural or electrical arousal of an organ or muscle or gland

Webster (1913) Definition: In`ner*va"tion, n. [Cf. F. innervation.]
1. The act of innerving or stimulating.

2. (Physiol.) 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.

3. (Anat.) The distribution of nerves in an animal, or to any
of its parts.

Synonyms: excitation, irritation

See Also: arousal, dispersion, distribution

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