atrioventricular bundle
1atrioventricular bundle — n BUNDLE OF HIS * * * (AV bundle, bundle of His) a bundle of modified heart muscle fibres (Purkinje fibres) passing from the atrioventricular node forward to the septum between the ventricles, where it divides into right and left bundles, one for …
2atrioventricular bundle — noun a bundle of modified heart muscle that transmits the cardiac impulse from the atrioventricular node to the ventricles causing them to contract • Syn: ↑bundle of His, ↑atrioventricular trunk, ↑truncus atrioventricularis • Hypernyms: ↑cardiac… …
3atrioventricular bundle — AV bundle; = bundle of His a bundle of modified heart muscle fibres (Purkinje fibres) passing from the atrioventricular (AV) node forward to the septum between the ventricles, where it divides into right and left bundles, one for each ventricle.… …
4atrioventricular bundle — a′trioventric′ular bun dle n. anat. a bundle of conducting muscle fibers in the heart leading from the atrioventricular node to the ventricles Also called bundle of His …
5atrioventricular bundle — Anat. a bundle of specialized muscle fibers regulating the heartbeat by conducting impulses from the right atrium to the ventricles. Also called bundle of His. * * * …
6bundle of His — atrioventricular bundle …
7bundle of His — his n a slender bundle of modified cardiac muscle that passes from the atrioventricular node in the right atrium to the right and left ventricles by way of the septum and that maintains the normal sequence of the heartbeat by conducting the wave… …
8left branch of atrioventricular bundle — left bundle branch crus sinistrum fasciculi atrioventricularis …
9right branch of atrioventricular bundle — right bundle branch crus dextrum fasciculi atrioventricularis …
10bundle of His — noun a bundle of modified heart muscle that transmits the cardiac impulse from the atrioventricular node to the ventricles causing them to contract • Syn: ↑atrioventricular bundle, ↑atrioventricular trunk, ↑truncus atrioventricularis • Hypernyms …
