atrioventricular (AV) junction [L, jungere, to join] , the region of the heart that separates the atria from the ventricles. It includes the AV bundle (bundle of His) and surrounds the AV node. See also junctional extrasystole.
atrioventricular (AV) junction [L, jungere, to join] , the region of the heart that separates the atria from the ventricles. It includes the AV bundle (bundle of His) and surrounds the AV node. See also junctional extrasystole.