Heart although this description is disputed, as the heart is likely to be slightly larger. Well-trained athletes can have much larger hearts due to the effects of exercise on the heart muscle, similar to the response of skeletal muscle. The heart has four chambers, two upper atria, the receiving chambers, and two lower ventricles, the discharging chambers. The atria open into the ventricles via the atrioventricular valves, present in the atrioventricular septum. This distinction is visible also on the surface of the heart as the coronary sulcus. There is an ear-shaped structure in the upper right atrium called the right atrial
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