Coronary heart remaining dissected exhibiting proper and left ventricles, from over The center has 4 chambers, two upper atria, the obtaining chambers, and two decreased ventricles, the discharging chambers. The atria open into the ventricles through the atrioventricular valves, present during the atrioventricular septum. This distinction is seen also https://fredn901azx1.slypage.com/profile