Ключевые слова: anatomy, aorta, artery, atrium, auricles, blood, blue, body, cardiac, cardio, cardiology, cardiovascular system, circulation, circulatory, circulatory system, flow, frontal, great vessels, health care, healthcare, heart, heartbeat, human, illustration, interior vena cava, internal, life, male, man, medicine, muscle, organ, patient, pulmonary trunk, pulse, pump, rate, red, science, stress, surgery, trunk, vein, ventricle,