long thoracic nerve

long tho·rac·ic nerve

[TA]

arises from the fifth, sixth, and seventh cervical nerves (roots of brachial plexus), descends the neck behind the brachial plexus, and is distributed to the serratus anterior muscle; it is somewhat unusual in that it courses on the superficial aspect of the muscle it supplies; its paralysis results in "winged scapula."

Synonym(s): nervus thoracicus longus [TA], Bell respiratory nerve, external respiratory nerve of Bell, posterior thoracic nerve

long tho·rac·ic nerve

(lawng thōr-as'ik nĕrv) [TA]

Arises from the fifth, sixth, and seventh cervical nerves (roots of brachial plexus), descends the neck behind the brachial plexus, and is distributed to the serratus anterior muscle; it is somewhat distinctive in that it courses on the superficial aspect of the muscle it supplies; its paralysis results in "winged scapula."
Synonym(s): nervus thoracicus longus [TA] .

Bell,

Sir Charles, Scottish surgeon, anatomist, and physiologist, 1774-1842.

Bell law - the ventral spinal roots are motor, the dorsal are sensory. Synonym(s): Bell-Magendie law; Magendie law

Bell-Magendie law - Synonym(s): Bell law

Bell palsy - paresis or paralysis, usually unilateral, of the facial muscles, caused by dysfunction of the 7th cranial nerve. Synonym(s): peripheral facial paralysis

Bell phenomenon - upward movement of the eye on attempted eyelid closure in a patient with peripheral facial paralysis.

Bell respiratory nerve - Synonym(s): long thoracic nerve

Bell spasm - involuntary twitching of the facial muscles. Synonym(s): facial tic

external respiratory nerve of Bell - Synonym(s): long thoracic nerve