The preganglionic parasympathetic fibers for otic ganglion commence at________________?
Correct answer: B. Inferior salivatory nucleus
- A. Superior salivatory nucleus
- B. Inferior salivatory nucleus
- C. Nucleus of tractus solitarius
- D. Lacrimatory nucleus
Explanation
Preganglionic parasympathetic fibres to the otic ganglion arise from the inferior salivatory nucleus and travel in the glossopharyngeal nerve via the lesser petrosal nerve. The superior salivatory nucleus instead provides fibres associated with facial-nerve pathways.
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