deep petrosal nerve

noun

A sympathetic nerve that originates in the carotid plexus, passes through the cartilage of the Eustachian tube, joins with the greater petrosal nerve at the entrance of the pterygoid canal to form the Vidian nerve, and as part of this nerve passes through the pterygopalatine ganglion without forming synapses to be distributed to the mucous membranes of the nasal cavity and palate.

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Meanings

noundeep petrosal nerve (plural deep petrosal nerves)

plural deep petrosal nerves

  1. anatomyA sympathetic nerve that originates in the carotid plexus, passes through the cartilage of the Eustachian tube, joins with the greater petrosal nerve at the entrance of the pterygoid canal to form the Vidian nerve, and as part of this nerve passes through the pterygopalatine ganglion without forming synapses to be distributed to the mucous membranes of the nasal cavity and palate.
Cite this entry
APA

deep petrosal nerve. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/deep%20petrosal%20nerve

MLA

“deep petrosal nerve.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/deep%20petrosal%20nerve. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “deep petrosal nerve,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/deep%20petrosal%20nerve.

Source: deep petrosal nerve on Wiktionary, CC BY-SA 4.0.