left branch of atrioventricular bundle

left branch of atrioventricular bundle
left bundle branch crus sinistrum fasciculi atrioventricularis.

Medical dictionary. 2011.

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  • branch — An offshoot; in anatomy, one of the primary divisions of a nerve or blood vessel. A b.. See ramus, artery, nerve, vein. SYN: ramus (1) [TA]. accessory meningeal b. SYN: pterygomeningeal artery …   Medical dictionary

  • Bundle of His — Infobox Anatomy Name = Bundle of His Latin = fasciculus atrioventricularis GraySubject = GrayPage = Caption = Bundle of His is near ventricular septum. Caption2 = Heart cut away showing Bundle of HisSchematic representation of the… …   Wikipedia

  • bundle — A structure composed of a group of fibers, muscular or nervous; a fasciculus. SYN: fasciculus (3) [TA]. aberrant bundles a group, or groups, of fibers from the corticobulbar or corticonuclear tract, directed to each of the motor …   Medical dictionary

  • bundle branch — noun anatomy : either of the parts of the atrioventricular bundle passing respectively to the right and left ventricles …   Useful english dictionary

  • Bundle branch block — ICDO = OMIM = MedlinePlus = eMedicineSubj = ped eMedicineTopic = 2501 eMedicine mult = eMedicine2|ped|2500 MeshName = Bundle Branch+Block MeshNumber = C14.280.067.558.323 A bundle branch block refers to a defect of the heart s electrical… …   Wikipedia

  • Third-degree atrioventricular block — Classification and external resources ICD 10 I44.2 …   Wikipedia

  • crus sinistrum fasciculi atrioventricularis — [TA] left crus of atrioventricular bundle: a dispersed array of fascicles arising from the trunk of the bundle at the superior end of the muscular part of the interventricular septum; they continue as a flattened sheet, generally diverging into… …   Medical dictionary

  • Second-degree atrioventricular block — Classification and external resources ICD 10 I44.1 ICD 9 426.12 …   Wikipedia

  • block — 1. To obstruct; to arrest passage through. 2. A condition in which the passage of an electrical impulse is arrested, wholly or in part, temporarily or permanently. 3. SYN: atrioventricular b.. [Fr. bloquer] alveolocapillary b. the presence of… …   Medical dictionary

  • Papillary muscle — Interior of right side of heart. Papillary muscles labeled in purple …   Wikipedia

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