lesser petrosal nerve
noun
: the continuation of the tympanic nerve beyond the inferior ganglion of the glossopharyngeal nerve that passes into the cranial cavity through the petrosal bone and out again to terminate in the otic ganglion which it supplies with preganglionic parasympathetic fibers
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“Lesser petrosal nerve.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/lesser%20petrosal%20nerve. Accessed 23 Nov. 2024.
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