释义 |
trigeminal nerve noun[ C ] anatomy specializeduk /traɪˌdʒem.ɪ.nəl ˈnɜːv/ us /traɪˌdʒem.ə.nəl ˈnɝːv/ either of two nerves that carry signals about feeling and movement from the face, eyes, nose, and mouth: The tongue sends information to the brain along the trigeminal nerve about whether food is hot or cold, spicy or cooling. A decrease in estrogen and progesterone can enhance trigeminal nerve sensitivity, which exacerbates pain. The virus may enter the brain tissues from the nasal mucosa via the trigeminal nerves. This may cause permanent irreversible damage to crucial structures such as the acoustic, facial and trigeminal nerves. The pain may be localized in one or more branches of the trigeminal nerve. SMART Vocabulary: related words and phrases The brain & nervous system abducens nerve abducent nerve accessory nerve alexithymia allism glossopharyngeal nerve grey matter hemispheric hemispherical hindbrain neurofibrillary neurogenic neurogenically neuroglia neuroglial reinnervation reticular formation rhinencephalon rhombencephalon right brain |