Blood Circulation & Conduction SystemVersión en línea In this game, players must correctly order the stages of blood circulation & conduction system in the human body. The objective is to understand how blood flows through the heart, lungs, and body; and how the signals travel in the heart. por Keng Chi 1 Order the elements based on the sequence of blood flow through the pulmonary circulatory system. Pulmonary veins Right atrium Pulmonary arteries Lungs Right ventricle Left atrium 2 Order the elements based on the sequence of blood flow through the systemic circulatory system. Vena cava Whole body Right atrium Left atrium Left ventricle Aorta 3 Order the elements based on the sequence of heart conduction system Left & right bundle branch Atrioventricular (AV) node Purkinje fibers Sinoatrial (SA) node Bundle of His