Ключевые слова: anatomical, anatomy, background, biological, biology, bleeding, body, colorful, design, diagram, drawing, education, educational, enlarged, fatigue, flat, hand drawn, health, healthy, human, illustration, internal, isolated, labeled, lack of exercise, leg, leg trauma, medical, medicine, obesity, pain, people, poster, schema, schematic, science, skin, structure, superficial veins, thrombophlebitis, twisted, under, varicocele, varicose, varicose veins, varicoses, vein, white, white background,