trigeminal nerve

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The fifth and largest cranial nerve (V), which is split into three main branches: ophthalmic, maxillary, and mandibular (see illustration). The motor fibres are responsible for controlling the muscles involved in chewing, while the sensory fibres relay information about temperature, pain, and touch from the whole front half of the head (including the mouth) and also from the meninges.

The trigeminal nerve.

Subjects: Medicine and Health — Psychology.

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