# The Glossopharyngeal Nerve (IX) --- The **glossopharyngeal nerve** (CN IX) is the [[cranial nerves|cranial nerve]] that is responsible for oral sensation and [[tongue|taste]]. It also conveys [[parasympathetic nervous system|parasympathetic]] signals in which postganglionic axons control the parotid [[salivary glands]]—it is a **mixed** nerve. ___