where is the septum located in the heart
Interventricular septum The ventricular septum is directed obliquely backward to the right, and curved with the convexity toward the right ventricle; its margins correspond with the anterior and posterior longitudinal sulci.
Marcus Álvarez
Bundle branch block A bundle branch block is a defect of the bundle branches or fascicles in the electrical conduction system of the heart.
Alonso Álvarez de Pineda