Preferred Name

Accessory nerve

Synonyms

Eleventh cranial nerve|Cranial nerve XI

ID

http://bioontology.org/projects/ontologies/birnlex#birnlex_812

abbrev

class_or_indiv

true

definition

The 11th cranial nerve. The accessory nerve originates from neurons in the medulla and in the cervical spinal cord. It has a cranial root, which joins the vagus (10th cranial) nerve and sends motor fibers to the muscles of the larynx, and a spinal root, which sends motor fibers to the trapezius and the sternocleidomastoid muscles. Damage to the nerve produces weakness in head rotation and shoulder elevation.

external_id_urls

external_ids

umlsCUI:C0000905

label

Accessory nerve

mod_date

2007-08-20

preferred_label

Accessory nerve

prefixIRI

birnlex_812

prefLabel

Accessory nerve

retired

false

synonyms

Eleventh cranial nerve|Cranial nerve XI

subClassOf

http://bioontology.org/projects/ontologies/birnlex#birnlex_1623

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