Nuclei of the trigeminal nerve situated in the brain stem. They include the nucleus of the spinal trigeminal tract (TRIGEMINAL NUCLEUS, SPINAL), the principal sensory nucleus, the mesencephalic nucleus, and the motor nucleus.

Synonyms: Trigeminal Nucleus, Nucleus, Trigeminal, Trigeminal Nuclear Complex, Nuclei, Trigeminal, Nuclear Complex, Trigeminal, Trigeminal Nuclei, Trigeminal Nuclear Complices, Nuclear Complices, Trigeminal