Definitions for "atrioventricular"
relating to or affecting the atria and ventricles of the heart.
The AV Node develops two pathways instead of one, allowing a signal to go down one pathway, then back up the other pathway to the atrium (reentrant circuit) resulting in Supraventricular Tachycardia (speeding up the heart beat).
of, relating to, or situated between an atrium and ventricle; of, involving, or being the atrioventricular node.