Cranial Nerves Mnemonic: On Old Olympus' Towering Tops A Friendly Viking Grows Vines And Hops 1) Olfactory (You have 1 nose) 2) Optic (You have 2 eyes) 3) Oculomotor 4) Trochlear 5) Trigeminal 6) Abducens 7) Facial 8) Vestibulocochlear 9) Glossophar...