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Medical Term:

aortic nerve


a branch of the vagus that ends in the aortic arch and base of the heart; composed entirely of afferent fibers; its stimulation elicits a brainstem reflex that slows the heart, dilates the peripheral vessels, and lowers blood pressure.

Synonym(s): Cyon nerve, depressor nerve of Ludwig, Ludwig nerve

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.