geniculate ganglion

(redirected from Internal genu)
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geniculate ganglion

[jə′nik·yə·lət ′gaŋ·glē·ən]
(neuroscience)
A mass of sensory and sympathetic nerve cells located along the facial nerve.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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This loop of the facial nerve forms the internal genu of the facial nerve [5,6].
Imaging the facial nerve: a contemporary review
Anatomic dissections at that time suggested that most ganglion cells could be excised by slicing away the ganglion from the internal genu of the facial nerve.
It is known from analysis of histologic sections and ganglion stains that the ganglion fibers lie anterior to the internal genu. (1) In addition, because the nerve is circular, the ganglion cells form a concave attachment so that they extend for a short distance over the superior edge of the motor trunk of the facial nerve and over the inferior edge of the facial nerve.
Geniculate neuralgia: long-term results of surgical treatment. (Original Article)

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