BRAIN
CRANIAL NERVES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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moves the tongue
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helps you hear
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moves the eyelids
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taste, swallowing, saliva
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Detailed explanation-1: -The glossopharyngeal nerve (CN IX) supplies organs, muscles and other structures in your mouth and throat. It helps you taste food and sense pain in your throat.
Detailed explanation-2: -The glossopharyngeal nerve enervates muscles involved in swallowing and taste.
Detailed explanation-3: -The sensory component of the glossopharyngeal nerve conveys information about taste and other sensations from the throat and the posterior third of the tongue. The motor component of this nerve controls the acts of swallowing and salivation, and the dilation of blood vessels.
Detailed explanation-4: -Taste is mediated by 3 cranial nerves: the facial (VII), glossopharyngeal (IX), and vagus (X), as displayed in the images below.