5. Trigeminal nerve

  1. Is the largest cranial nerve. (T/F?)
  2. Is both motor and sensory nerve. (T/F?)
  3. Has three major branches:  the ophthalmic nerve, the maxillary nerve, and the mandibular nerve. (T/F?)
  4. One of its branches, mandibular nerve  comes close to the internal carotid artery in the cavernous sinus. (T/F?)
  5. Its motor nucleus supplies the muscles of mastication. (T/F)
  6. Maxillary and mandibular nerve have sensory and motor functions. (T/F?)

  1. T
  2. T
  3. T
  4. F
  5. T
  6. F

  1. First two branches of the trigeminal nerve, ophthalmic nerve (V1) and maxillary nerve (V2) pass through the cavernous sinus, while mandibular nerve (V3) does not.
  1. The ophthalmic and maxillary nerves are purely sensory, while the mandibular nerve has sensory and motor functions.


By Grant, John Charles Boileu (An atlas of anatomy, / by regions 1962) [Public domain], via Wikimedia Commons


By Grant, John Charles Boileu (An atlas of anatomy, / by regions 1962) [Public domain], via Wikimedia Commons


By Grant, John Charles Boileu (An atlas of anatomy, / by regions 1962) [Public domain], via Wikimedia Commons