 
<translate> Iji zaa ajụjụ a, anyị kwesịrị ịma nke a: N'oge mkpụkọ nke akwara obi, eriri Purkinje na-eburu ihe na-akpata mkpụkọ site n'alaka akwara aka ekpe na aka nri gaa na myocardium nke akwara obi. Azịza ya bụ myocardium nke ventricles. <eng> To answer this question, we should know that: During the ventricular contraction portion of the cardiac cycle, the Purkinje fibers carry the contraction impulse from both the left and right bundle branch to the myocardium of the ventricles. The answer is the myocardium of the ventricles. 