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superior laryngeal nerve


Definition: a branch of the vagus nerve at the inferior ganglion; at the thyroid cartilage it divides into two branches: the internal laryngeal nerve, a sensory branch that supplies the mucous membrane of the larynx superior to the vocal folds, and the external laryngeal nerve, a motor branch that supplies the inferior pharyngeal constrictor and the cricothyroid muscle.

Synonym(s): nervus laryngeus superiorTA

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.