Ключевые слова: abstract, amputation, anatomy, aorta, background, biology, blood, blue, body, cardiac, care, clinic, closeup, concept, cut, doctor, emergency, equipment, exam, face, glove, hand, health, healthcare, healthy, heart, hospital, human, hygiene, illness, life, medical, medicine, nurse, occupation, operating, operation, organ, patient, people, person, procedure, professional, science, surgeon, surgery, surgical, technology, transplant, work,