caption: The image shows a diagram of the human heart with labels indicating the various parts of the heart, such as the aorta, pulmonary artery, and pulmonary vein. The heart is divided into two sections, the left and right ventricles, and the pulmonary artery. The left side of the image is labeled with the names of the chambers and valves, while the right side is labeled as the pulmonary vein, which is located in the heart.