The image is a 3D printed model of a human skull and brain. The skull is split in half, and the brain is exposed. The brain is made up of a series of interconnected tubes and chambers, and it is covered in a network of blood vessels. The skull is made up of a series of bones, which are connected together by sutures. The model is mounted on a stand, and it is surrounded by a number of other 3D printed models of human body parts.