单词	glossopharyngeal nerve
释义	glossopharyngeal nerve noun glos·​so·​pha·​ryn·​geal nerve ˌglä-sō-ˌfer-ən-ˈjē-əl-  ˌglȯ-, -fə-ˈrin-j(ē-)əl-  : either of the ninth pair of cranial nerves that are mixed nerves and supply chiefly the pharynx, posterior tongue, and parotid gland called also glossopharyngeal Example Sentences Recent Examples on the Web There are two cranial nerves responsible for taste perception in different areas of the tongue: the glossopharyngeal nerve in the back and the chorda tympani branch of the facial nerve in the front. Steven D Munger, Smithsonian, 23 May 2017 Word History Etymology glosso- + pharyngeal First Known Use circa 1823, in the meaning defined above Medical Definition glossopharyngeal nerve noun : a mixed nerve that is either of the ninth pair of cranial nerves, that has sensory fibers arising from the superior and petrosal ganglia and motor fibers arising with those of the vagus nerve from the lateral wall of the medulla, and that supplies chiefly the pharynx, posterior tongue, and parotid gland with motor and sensory fibers including gustatory and autonomic secretory and vasodilator fibers called also glossopharyngeal, ninth cranial nerve
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