Ключевые слова: analysis, anemia, anticoagulant, biological, blood, blue, care, cell, cholesterol, clinic, clot, coagulation, collecting, collection, colourful, colours, diagnosis, disease, eta, glucose, green, health, hospital, inflammation, isolated, laboratory, medicals, medicine, needle, orange, pathology, pharmacy, plasma, prescription, procedure, purple, red, research, sample, separator, serum, sodium, syringe, test, transparency, tube, vacationer, vacuum, white, work,