Ключевые слова: 3d, anatomical, anatomy, aorta, artery, atrium, biology, blood, body, cardiology, circulation, circulatory, coronary, digital, electrocardiogram, exam, exercise, flow, health, healthcare, healthy, heart, heartbeat, hospital, human, illustration, internal, life, medical, medicine, model, muscle, part, patient, physical, physiology, pulse, pump, rate, red, science, stress, system, teach, test, tissue, trunk, vein, vena, ventricle,