Ключевые слова: animal, background, blood, canine, care, castration, cat, clinic, concept, cut, doctor, dog, doing, equipment, hand, health, hospital, instruments, local, medical, medicine, needle, occupation, operating, operation, person, pet, procedure, profession, professional, protection, specialist, sterile, sterilization, surgeon, surgery, surgical, table, tool, treatment, vet, veterinarian, veterinary,