Anatomy
hypoglossal nerve Audio
hy·po·glos·sal nerve
Subclass of:
Cranial Nerves
Definitions related to hypoglossal nerve:
  • The 12th cranial nerve. The hypoglossal nerve originates in the hypoglossal nucleus of the medulla and supplies motor innervation to all of the muscles of the tongue except the palatoglossus (which is supplied by the vagus). This nerve also contains proprioceptive afferents from the tongue muscles.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • The twelfth cranial nerve. It arises from the hypoglossal nucleus and leads to the tongue.
    NCI
    U.S. National Cancer Institute, 2021
  • Twelfth cranial nerve; originates in the hypoglossal nucleus of the medulla and supplies motor innervation to all of the muscles of the tongue except the palatoglossus (which is supplied by the vagus); also contains proprioceptive afferents from the tongue muscles.
    CRISP Thesaurus
    National Institutes of Health, 2006
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