Parasympathetic fibers originating in the dorsal vagal nucleus and nucleus ambiguus of the medulla synapse on cardiac tissue via the vagus nerve (Cranial nerve X). Branches of the right vagus largely innervate the SA node and left vagus largely innervates the AV node. [More…]
Home / ABA Keyword of the Day / New! 2021 Keyword: Cardiac fxn: Parasympathetic effects
