regional_part_of Myocardium of region of mid zone of left ventricle Myocardium of mid zone of left ventricle Myocardial zone 7 FMA:86059 Mid anterior zone of myocardium of left ventricle Mid zone of myocardium of left ventricle which has as its parts the cardiac muscle tissue, anterior head of posterior papillary muscle of left ventricle, anterior division of left branch of atrioventricular bundle and the trabecula carnea of left ventricle that is adjacent to the mid anteroseptal and the mid anterolateral zones of myocardium of left ventricle. Myocardium of anterior region of mid zone of left ventricle Zone 7 of myocardium of left ventricle fma Myocardium of anterior wall of left ventricle