Ключевые слова: anatomy, backdrop, backgrounds, biology, biomedical, blackboard, bottom, brain, cartoon, cerebellum, cerebrum, classroom, concepts, creativity, design, diagram, education, halves, head, health, healthcare, human, ideas, illustration, imagination, inspiration, intelligence, internal, isolated, learning, material, medicine, men, mental, nervous, object, organ, picture, science, sign, single, sketch, symbol, system, top, two, wisdom, wood,