How many cranial nerves are found in human beings?

twelve Depending on definition in humans there are twelve or thirteen cranial nerves pairs, which are assigned Roman numerals I–XII, sometimes also including cranial nerve zero. read more

Twelve pairs of cranial nerves I Olfactory nerve carries information from the nose to the brain II Optic Nerve carries information fro the eyes to the thalamus III Oculomotor nerve innervates extraocular muscles for eye movements. read more

Introduction to the Cranial Nerves. The cranial nerves appear in pairs at the bottom surface of the brain. Their functions vary, but main functions include muscle control, helping the brain interpret the five senses, and controlling glands in the human body. Each cranial nerve pair controls specific functions of the human body. read more