Preganglionic parasympathetic fibres travel to otic ganglion from_____________?
Correct answer: B. Glossopharyngeal nerve
- A. Facial nerve
- B. Glossopharyngeal nerve
- C. Trigeminal nerve
- D. None of the above
Explanation
Preganglionic parasympathetic fibres arise from the glossopharyngeal nerve, pass through the tympanic and lesser petrosal nerves, and synapse in the otic ganglion. Trigeminal branches only distribute the postganglionic fibres.
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