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Medical Term:

facial nucleus


Definition: a group of motor neurons located in the anterolateral region of the lower pontine tegmentum and innervating the muscles of facial expression, the stapedius muscle in the middle ear, the posterior belly of the musculus digastricus, and the stylohyoid muscle.

Synonym(s): motor nucleus of facial nerveTA, nucleus nervi facialisTA, facial motor nucleus, nucleus facialis

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