In Dogfish (as in other vertebrates), the glossopharyngeal (IX) nerve's primary supply is to the stylopharyngeus muscle and the pharyngeal arch structures, including sensory innervation to the pharynx and tongue and taste buds. It also provides sensory fibers from the middle ear, tonsils, and carotid body and parasympathetic innervation to the salivary glands.
Glossopharyngeal (IX) nerve in Dogfish supplies _____?
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