The ramifications of the three principal branches of the trigeminal nerve—at the supraorbital, infraorbital, and mental foramen—are distributed on a vertical line (in anterior view) passing through the middle of the pupil.
The outcomes of the three main divisions of the trigeminal nerve—at the supraorbital, infraorbital, and mental foramen—are situated on a vertical axis (in anterior view) passing through the middle of the pupil.