BRAIN
CRANIAL NERVES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the name of the nerve that is responsible for transmitting taste sensation from the posterior one-third of the tongue?
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Facial Nerve
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Glossopharyngeal Nerve
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Vagus Nerve
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Hypoglossal Nerve
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Explanation:
Detailed explanation-1: -As stated above, the glossopharyngeal nerve provides motor innervation to the stylopharyngeus muscle, which is responsible for elevating the pharynx and larynx.
Detailed explanation-2: -The glossopharyngeal (IX) is the most important nerve for the sense of taste. It provides sensory innervation to the base of the tongue and both motor and sensory innervation to part of the pharynx.
Detailed explanation-3: -Part of the tongue: The glossopharyngeal nerve helps you taste food in the back third of your tongue. Stylopharyngeus muscle: A long muscle that runs down part of your throat. CN IX connects to this muscle to lift the voice box (larynx) and nearby throat (pharynx). This makes it possible to swallow.
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