Nerve Supratrochlear

The supratrochlear nerve is one of the nerves located in the facial region of the skull. It is a small branch of the trigeminal nerve (tr III), which is one of the largest nerves in the body. The nerve is located outside the skull and enters through the intertrochlear fissure, which is located between the two eyebrows.

The role and functions of the supratrochlear nerve are similar to