left bundle of atrioventricular bundle

(redirected from crus sinistrum fasciculi atrioventricularis)

left bundle of atrioventricular bundle

[TA]
the left limb or branch of the atrioventricular bundle that separates from the atrioventricular bundle just below the membranous portion of the interventricular septum to descend the septal wall of the left ventricle and begins to ramify subendocardially.

left bun·dle of a·tri·o·ven·tric·u·lar bun·dle

(left bŭn'dĕl ā'trē-ō-ven-trik'yŭ-lăr bŭn'dĕl) [TA]
The left limb or branch of the atrioventricular bundle that separates from the atrioventricular bundle just below the membranous portion of the interventricular septum to descend the septal wall of the left ventricle and begin to ramify subendocardially.