Cranial Nerve Exam Below is a guide for the examination of the twelve cranial nerves Cranial Nerve 1 (Olfactory Nerve) Cranial Nerve 2 (Optic Nerve) Cranial Nerve 3 (Oculomotor Nerve) Cranial Nerve 4 (Trochlear Nerve) Cranial Nerve 5 (Trigeminal Nerve) Cranial Nerve 6 (Abducens Nerve) Cranial Nerve 7 (Facial Nerve) Cranial Nerve 8 (Vestibulocochlear Nerve) Cranial Nerve 9 (Glossopharyngeal Nerve) Cranial Nerve 10 (Vagal Nerve) Cranial Nerve 11 (Accessory Nerve) Cranial Nerve 12 (Hypoglossal Nerve) CN 1 Neuroanatomy