Ключевые слова: anatomical, anatomy, aorta, artery, atrium, attack, blood, body, cardiac, cardiology, cardiovascular, care, chest, cholesterol, clinic, demonstrate, demonstration, disease, education, emergency, health, health care, healthy, heart, heart attack, heart surgery, heartbeat, human, injury, internal, life, love, medical, medicine, muscle, organ, patient, physiology, pulse, red, science, shape, strong, surgery, system, vein, ventricle,