Anatomy
atrioventricular bundle
[ ey-tree-oh-ven-trik-yuh-ler buhn-dl ]
Subclass of:
Cardiac conduction system
Definitions related to bundle of his:
-
Small band of specialized CARDIAC MUSCLE fibers that originates in the ATRIOVENTRICULAR NODE and extends into the membranous part of the interventricular septum. The bundle of His, consisting of the left and the right bundle branches, conducts the electrical impulses to the HEART VENTRICLES in generation of MYOCARDIAL CONTRACTION.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
-
(atrioventricular bundle) A bundle of specialized heart muscle fibers that conducts impulses from the atrioventricular node to the ventricles.NCI ThesaurusU.S. National Cancer Institute, 2021
-
(atrioventricular bundle) Subdivision of conducting system of heart each instance of which is the trunk of some conducting system of heart from its origin at the atrioventricular node to the point of division into some right and left bundle branches at the superior end of the muscular part of some interventricular septum.Foundational Model of AnatomyUniversity of Washington, 2017
Return to OpenMD Medical Dictionary
> A
This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.