Ключевые слова: anatomical, anatomy, blood, body, care, concept, design, digestive, drawing, element, flat, function, grey, health, healthy, human, icon, illustration, important, internal, isolated, liver, metabolism, multicolored, nobody, nutrient, object, organ, process, protection, puzzle, red, regulating, removing, sign, stomach, store, structure, symbol, system, toxin, vital, yellow,