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25 paź 2020 · The glossopharyngeal nerve, CN IX, is the ninth paired cranial nerve. In this article, we shall look at the anatomical course of the nerve, and the motor, sensory and parasympathetic functions of its terminal branches.
General sensory information from the upper pharynx and posterior one-third of the tongue travel via the pharyngeal branches of CN IX. These peripheral processes have their cell body in either the superior or inferior glossopharyngeal ganglion.
3 lis 2023 · This article covers the anatomy of the glossopharyngeal nerve (CN IX), focusing on its course, branches and its function. Learn all about it now at Kenhub!
7 lis 2022 · The glossopharyngeal nerve carries sensory, efferent motor, and parasympathetic fibers. Its branches consist of tympanic, tonsillar, stylopharyngeal, carotid sinus nerve, branches to the tongue, lingual branches, and a communicating branch to cranial nerve X (vagus nerve). See Image. The Glossopharyngeal Nerve.
11 kwi 2019 · When examining CN IX, it is important to test the glossopharyngeal nerve. One of the more accessible terminal branches of this nerve is the tonsillar branch, which supplies sensory innervation to the oropharynx.
The glossopharyngeal nerve (CN IX) is a mixed cranial nerve, which provides motor innervation to the stylopharyngeus muscle and the superior pharyngeal constrictor muscle. Check it out. Previous. Twelve cranial nerves, their exit points, anatomical course, branches and topography.
Lingual branches (rr. linguales), which are the terminal branches of the glossopharyngeal nerve, enter the tongue below the styloglossus muscle and innervate the mucous membrane of the posterior one-third of the tongue.
