Heart valve called the "semilunar valves". These two arteries receive blood from the ventricles and their semilunar valves permit blood to be forced into the arteries, and prevent backflow from the arteries into the ventricles. These valves do not have chordae tendineae, and are more similar to the valves in veins than they are to the atrioventricular valves. The closure of the semilunar valves causes the second heart sound. The aortic valve, which has three cusps, lies between the left ventricle and the aorta. During ventricular systole, pressure rises in the left ventricle and when it is greater than the pressure in
Map of the Human Heart Map of the Human Heart Map of the Human Heart (also called Carte du Tendre and La Carte du Tendre ) is a 1993 film by New Zealand director Vincent Ward. The script for "Map of the Human Heart" was written by Australian author Louis Nowra, using a 10-page treatment Ward had written a year earlier as his guide. "Map of the Human Heart", set mostly before and during the Second World War, centres on the life of Avik, a Canadian Inuit boy. The film stars Robert Joamie and Jason Scott Lee as the youth and adult Avik. His love,