Through which of the foramen mandibular division of trigeminal nerve passes through:
High-Yield Explanation
Ans. A. (A)Mandibular division of trigeminal nerve passes through foramen ovale; which is situated in between foramen rotundum & foramen spinosumForamenStructures passing through foramen1.Foramen rotundumMaxillary nerve2.Foramen ovaleM: Mandibular nerveA: Accessory meningeal arteryL: Lesser petrosal nerveE: Emissary vein3.Foramen spinosumM: Middle meningeal arteryE: Emissary veinN: Nervous spinosum4.Foramen lacerumNo structure passes through this foramen, but the upper part is the internal carotid artery (and sympathetic plexus around). Deep petrosal nerves and greater petrosal nerves joining to form vidian nerve of pterygoid canal.