Gag reflex. Definition

Medical Definition: gag reflex

That which is caused by an abnormal stimulation of the mucosa of the pharynx, stomach or proximal intestine. The afferent pathway runs through the vagus nerve, the integration center is located at the bulbar and the efferent pathway is twofold: first, the vagus nerve (causing antiperistaltic movements in the stomach) and, secondly, the spinal nerves ( acting on the abdominal press.)

* Automatic translation