BLOOD SUPPLY OF THE RIGHT BUNDLE BRANCH BY THE FIRST LEFT SEPTAL ARTERY

In this dissection, the right bundle branch is the whitish filum marked by the orange bead. The atrioventricular node is marked by the silver bead.
Th septal leaflet (TV) of the tricuspid valve, the (tt) todaro Tendon are also dissected.
The atrioventricular node artery arises from the left aspect of the photo and supplies the atrioventricular node. The first left septal artery, branch of the lad, supplies an important segment of the septum (septum) and the right bundle branch. This vessel is marked by several red asterisks. The blue color of the injection is only for technical reasons, these vessels are arteries.
RA) right atrium. 1) right bundle branch.

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Image #73