Coronary heart staying dissected showing right and left ventricles, from above The heart has 4 chambers, two upper atria, the getting chambers, and two reduce ventricles, the discharging chambers. The atria open up into the ventricles by means of the atrioventricular valves, present in the atrioventricular septum. This distinction https://hermannl801caz2.blogtov.com/profile