Structure: < Click on image >

Ventral View 1. Review major surface features and then find the cranial nerves: olfactory tract (I) next to gyrus rectus on the orbital surface of frontal lobe; optic (II) just anterior to the hypothalamus -- the optic tract goes along the side of the hypothalamus; oculomotor (III) exiting the interpeduncular fossa; trochlear (IV) appearing between the parahippocampal gyrus and the pons; trigeminal (V) on the middle cerebellar peduncle; abducens (VI) at the junction between pons and medulla near the midline; facial (VII) at the junction between pons and medulla laterally; vestibulocochlear (VIII) next to the facial; glossopharyngeal (IX) NOT SHOWN; vagus (X) exiting lateral to the inferior olive; accessory (XI) NOT SHOWN; hypoglossal (XII) exiting between the pyramid and inferior olive.

Software (C) 1997 <---> Images (C) 1999