Paramedian pontine reticular formation (PPRF)

Definition

The Paramedian Pontine Reticular Formation (PPRF) is a region in the brainstem involved in controlling horizontal eye movements. It sends signals to the cranial nerves responsible for moving the eyes, ensuring both eyes move symmetrically and accurately when looking side-to-side.

Related terms

Cranial Nerves: Twelve pairs of nerves that emerge directly from the brain, including those that control eye movement.

Brainstem: The part of the brain that connects the cerebrum with the spinal cord and controls vital functions like breathing, heart rate, and eye movements.

Saccades: Rapid, coordinated eye movements that adjust the line of sight from one point to another, controlled by areas including the PPRF