Medicine The region of myocardium most prone for infarction is: A Rt. ventricular epicardial B Lft. ventricular epicardial C Rt. Ventricular sub endocardial D Lft. Ventricular sub endocardial 💡 Explanation The region of myocardium most prone for infarction is: ✓ Correct Answer: D. Lft. Ventricular sub endocardial