2-Minute Neuroscience: Glossopharyngeal Nerve (Cranial Nerve IX)

The glossopharyngeal nerve (cranial nerve IX) is responsible for a number of sensory and motor functions associated with the tongue (glossa in Greek) and the pharynx, or throat. In this video, I discuss the anatomy and function of the glossopharyngeal nerve, as well as what symptoms can appear when the nerve is damaged.