Cardiac physiology ventricles, pushing open the tricuspid and mitral valves. As pressure drops within the ventricles, blood flows from the major veins into the relaxed atria and from there into the ventricles. Both chambers are in diastole, the atrioventricular valves are open, and the semilunar valves remain closed. The cardiac cycle is complete. One of the simplest methods of assessing the heart's condition is to listen to it using a stethoscope. In a healthy heart, there are only two audible heart sounds, called S1 and S2. The first heart sound S1, is the sound created by the closing of the atrioventricular valves
Map of the Human Heart gondola but actually on top of the blimp), the other is the final scene of the film which has a twist ending. "Map of the Human Heart" was critically reviewed and found favourable mention from many film critics. Roger Ebert noted: ""Map of the Human Heart" tells a soaring story of human adventure - adventure of the best kind, based not on violence, but on an amazing personal journey. It is incredible sometimes what distances can be traveled in a single human life, and this is a movie about a man who could not have imagined his end in his