INNERVATION

Pronunciation (US):

(GB):

 Dictionary entry overview: What does innervation mean? 

• INNERVATION (noun)
  The noun INNERVATION has 2 senses:

1. the neural or electrical arousal of an organ or muscle or gland

2. the distribution of nerve fibers to an organ or body region

  Familiarity information: INNERVATION used as a noun is rare.

 Dictionary entry details 

• INNERVATION (noun)

Sense 1

Meaning:

The neural or electrical arousal of an organ or muscle or gland

Classified under:

Nouns denoting stable states of affairs

Synonyms:

excitation; innervation; irritation

Hypernyms ("innervation" is a kind of...):

arousal (a state of heightened physiological activity)

Sense 2

Meaning:

The distribution of nerve fibers to an organ or body region

Classified under:

Nouns denoting attributes of people and objects

Hypernyms ("innervation" is a kind of...):

dispersion; distribution (the spatial or geographic property of being scattered about over a range, area, or volume)

Derivation:

innervate (supply nerves to (some organ or body part))

 Context examples 

At the site of innervation, target tissues release neurotrophins including NGF, BDNF and neurotrophin-3 that stimulate the survival of the associated neuron.

(Neuronal Survival Pathway, NCI Thesaurus/BIOCARTA)

Pineocytes receive a direct innervation from sympathetic neurons that form recognizable synapses.

(Pineocyte, NCI Thesaurus)

The regenerating limbs of the bioreactor-treated frogs were thicker with more developed bones, innervation, and vascularization.

(Scientists Help Frogs to Regenerate Their Limbs with Bioreactor Device, The Titi Tudorancea Bulletin)

The trochlear nerve carries the motor innervation of the superior oblique muscles of the eye.

(Murine Trochlear Nerve, NLM, Medical Subject Headings)

It has no secretory innervation but is sensitive to epinephrine in the bloodstream.

(Apocrine Sweat Gland, NCI Thesaurus)

A nerve network originating from C5 to T1 that supplies cutaneous and muscular innervation to the arm and hand.

(Brachial plexus, NCI Thesaurus)

In cell culture NGF induces the formation of neurite projections and in vivo may stimulate the innervation of tissues.

(Nerve Growth Factor Pathway, NCI Thesaurus/BIOCARTA)

Either of a pair of nerves that arise in the cervical plexus and provide innervation of the diaphragm.

(Phrenic nerve, NCI Thesaurus)

It is responsible for the sensory innervation of the skin of the medial aspect of the thigh and also responsible for the motor innervation of the adductor muscles of the lower extremity.

(Obturator Nerve, NCI Thesaurus)

Together they provide efferent innervation to the muscles of facial expression and to the lacrimal and salivary glands, and convey afferent information for taste from the anterior two-thirds of the tongue and for touch from the external ear.

(Facial Nerve, NLM, Medical Subject Headings)