Nerve: Mandibular nerve | |
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Mandibular division of the trigeminal nerve. | |
Mandibular division of trigeminal nerve, seen from the middle line. The small figure is an enlarged view of the otic ganglion. | |
Latin | n. mandibularis |
Gray's | subject #200 893 |
From | trigeminal nerve |
MeSH | Mandibular+Nerve |
The mandibular nerve (V3) is the largest of the three branches of the trigeminal nerve.
Contents |
It is made up of two roots:
The two roots (sensory and motor) exit the middle cranial fossa through the foramen ovale. The two roots then combine.
Immediately in the infratemporal fossa beneath the base of the skull, the nerve gives off two branches from its medial side: a recurrent branch (nervus spinosus) and the nerve to the medial pterygoid muscle. The mandibular nerve then divides into two trunks, an anterior and a posterior.
The mandibular nerve gives off the following branches:
The mandibular nerve also gives off branches to the otic ganglion
The mandibular nerve innervates:
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