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Vestibular function can be evaluated by testing for nystagmus. The presence and characteristics (eg, direction, duration, triggers) of nystagmus help identify vestibular disorders and sometimes differentiate central from peripheral vertigo.
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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) and vagus nerve (CN X) are tested for: Gag response; Visualizing uvula deviation away from affected side on articulating "AHH" with tongue depressor. Palatal articulation "KA" Guttural articulation "GO"
6 maj 2023 · Functional testing of the optic nerve requires multiple operational assessments to assess the integrity of the nerve. Testing includes evaluation of visual acuity, the visual fields, pupillary light reflexes, the accommodation reflex, and fundoscopy (ophthalmoscopy).
7 lis 2022 · The glossopharyngeal nerve is the 9th cranial nerve (CN IX). It is 1 of the 4 cranial nerves with sensory, motor, and parasympathetic functions. It originates from the medulla oblongata and terminates in the pharynx.
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!
The glossopharyngeal (CN IX) and vagus nerve (CN X) are commonly assessed together. They primarily innervate the muscles of the tongue and pharynx, the thorax, abdominal viscera, and larynx. No diagnostic accuracy studies are available on these assessments so the clinical value is unknown.
