Ключевые слова: analysis, arm, background, biology, blood, care, closeup, coagulation, collecting, collection, color, disease, diseases, doctor, donation, draw, drawing, equipment, examination, extraction, glove, hand, health, hospital, illness, injection, isolated, lab, laboratory, medical, medicine, needle, nurse, pathology, patient, person, phlebotomist, professional, rack, red, sample, samples, syringe, taking, test, tubes, vein, white,