Along with a chain of other nerves, it innervates (provides nerve function to) the lacrimal gland, which produces tears. The nerves of the head and face—the cranial nerves—are unique in that they ...

Trigeminal neuralgia (TN) is an intensely painful condition in which the trigeminal, or fifth cranial nerve, becomes irritated. TN can be an early symptom of multiple sclerosis. People who have ...

The cochlear nerve, also known as part of the vestibulocochlear or auditory nerve, is a sensory nerve responsible for hearing. It travels from the cochlea, a spiral-shaped structure in the inner ear, ...

This is part of why nonverbal communication is so central to human interaction. It is also why facial nerve disorders and injuries can be devastating. These conditions are typically treated with ...