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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Glossopharyngeal nerve supplies:
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The correct answer is  Ans. (b) Stylopharyngeus muscle* Cranial nerve IX (glossopharyngeal nerve) is a mixed nerve that carries afferent sensory and efferent motor information.Functions* Branchial motor: supplies the stylopharyngeus muscle* Visceral motor: provides parasympathetic innervations to the parotid gland* Visceral sensory: carries visceral sensory information from the carotid sinus and carotid body.* General sensory: provides general sensory information from the skin of the external ear internal surface of the tympanic membrane, upper pharynx and the posterior one-third of the tongue.* Special sensory: provides taste sensation from the posterior one-third of the tongue including circumvallate papillae.