Anatomy
trigeminal nuclei
tri·gem·i·nal nu·cle·i
Subclass of:
Brain Stem
Definitions related to trigeminal nuclei:
  • 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.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • (trigeminal nucleus) Any one of the four nuclei of the fifth cranial nerve located in the brain stem, which includes the principal sensory nucleus, the mesencephalic nucleus, the spinal trigeminal tract, and the motor nucleus.
    NCI
    U.S. National Cancer Institute, 2021
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