Ключевые слова: anatomy, aorta, artery, atrium, biology, blood, cardiac, cardiology, cardiovascular, cartoon, character, charity, concept, day, design, disease, donate, donation, donor, drawing, give, graphic, hand, health, heart, heartbeat, help, hospital, human, isolated, life, medical, medicine, muscle, organ, patient, people, physiology, poster, pulse, pump, save, science, surgery, transfusion, vein, ventricle, volunteer, world,