accessory nerve

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Related to accessary nerves: nervus accessorius, eleventh cranial nerve, CN11

accessory nerve

n.
Either of the 11th pair of cranial nerves, which convey motor impulses to the pharynx and muscles of the upper thorax, back, and shoulders.

accessory nerve

n
(Anatomy) either one of the eleventh pair of cranial nerves, which supply the muscles of the head, shoulders, larynx, and pharynx and the viscera of the abdomen and thorax

acces′sory nerve`


n.
either one of the 11th pair of cranial nerves found only in mammals, composed of motor fibers that function in speech and swallowing.
[1835–45]
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Noun1.accessory nerve - arises from two sets of roots (cranial and spinal) that unite to form the nerveaccessory nerve - arises from two sets of roots (cranial and spinal) that unite to form the nerve
cranial nerve - any of the 12 paired nerves that originate in the brain stem