regional_part_of Myocardium of region of basal zone of left ventricle Myocardium of basal zone of left ventricle Myocardial zone 1 Basal anterior zone of myocardium of left ventricle Basal zone of myocardium of left ventricle which has as its parts the cardiac musclte tissue, anterior leaflet of mitral valve, anterior division of left branch of atrioventricular bundle and the trabecula carnea of left ventricle that is adjacent to the basal anteroseptal and the basal anterolateral zones of myocardium of left ventricle. FMA:86049 Myocardium of anterior region of basal zone of left ventricle Zone 1 of myocardium of left ventricle fma