a. Olfactory bulb (I) b. Optic nerve (II) c. Occulomotor nerve (III) d. Trochlear nerve (IV) e. Trigeminal nerve (V) f. Abducens nerve (VI) g. Facial nerve (VII) and vestibulocochlear nerve (VIII) h. Glossopharyngeal nerve (IX) i. Vagus nerve (X) j. Accessory nerve (XI) k. Hypoglossal nerve (XII) l. Trigeminal ganglion m. Ophthalmic nerve (V1) n. Maxillary nerve (V2) o. Mandibular nerve (V3) p. Internal carotid artery q. Anterior cerebral artery r. Middle cerebral artery s. Anterior commissure (2x) t. Body of pineal u. Middle meningeal artery v. Vertebral artery w. Spinal cord x. Atlas y. Axis