has part has part characteristic of inheres in has modifier Abnormal cranial nerve morphology Abnormal peripheral nerve morphology by anatomical site Abnormal glossopharyngeal nerve morphology 2015-08-07T01:08:41Z UMLS:C4073255 The glossopharyngeal nerve originates in the medulla oblongata. It Innervates the oropharynx, carotid body and sinus, as well as the posterior third of the tongue (where it mediates taste sensation), the middle ear cavity and the Eustachian tube. Additionally, it innervates the stylopharyngeus muscle of the pharynx. HP:3000047 Abnormality of glossopharyngeal nerve Any structural anomaly of the glossopharyngeal nerve, the ninth paired cranial nerve (CN IX). morphology abnormal glossopharyngeal nerve