what are the cranial nerve names?
The 12 cranial nerves each have a name and corresponding Roman numeral. 1  I is the olfactory nerve. 2  II is the optic nerve. 3  III is the oculomotor nerve. 4  IV is the trochlear nerve. 5  V is the trigeminal nerve. 6  VI is the abducens nerve. 7  VII is the facial nerve.
Cranial nerves related to the innervation of the head muscles include the oculomotor, trochlear, abducens and the hypoglossal nerves. Cranial nerves related to innervation of structures originating from branchial arches include the trigeminal, facial, glossopharyngeal, vagus and accessory nerves.