trochlear nucleus

(redirected from Nucleus of the trochlear nerve)

nu·cle·us of troch·le·ar nerve

a group of motor neurons innervating the superior oblique muscle of the contralateral eye. The nucleus lies in the caudal half of the midbrain, behind the oculomotor nucleus, in the most ventral part of the central gray substance, near the midline.
Farlex Partner Medical Dictionary © Farlex 2012

trochlear nucleus

A nucleus of the somatic motor column in the hindbrain. It is a small midbrain nucleus sitting atop the MLF just caudal to the oculomotor nucleus, and it is the origin of the trochlear nerve (CN VI).
See also: nucleus
Medical Dictionary, © 2009 Farlex and Partners
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