Medical Definition of Cyon's nerve
1.
A branch of the vagus which ends in the aortic arch and base of the heart; composed entirely of afferent fibres; its stimulation elicits a brainstem reflex which causes slowing of the heart, dilation of the peripheral vessels, and a fall in blood pressure.
Synonym: Cyon's nerve, depressor nerve of Ludwig, Ludwig's nerve.
(05 Mar 2000)
Lexicographical Neighbors of Cyon's Nerve
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