Ключевые слова: anatomy, animal, aorta, artery, background, biology, blood, body, cardiac, care, coronary, doctor, hand, health, healthcare, heart, holding, hospital, human, knife, left, life, love, medical, medicine, muscle, operation, organ, professional, protection, raw, real, red, rejection, rose, science, shape, surgeon, surgery, table, veins, ventricle, veterinarian, veterinary, white, wild, wildlife, work, zoo,