Nervous System Model, 1/2 Life-SizeThis nervous system relief model shows a schematic representation of the central and peripheral nervous system. An excellent nervous system model to study the structure of the human nervous system. This nervous system model is 1 2 life size and is a great teaching tool. The nervous system model is delivered on baseboard. Every original 3B Scientific Anatomy Model gives you direct access to its digital twin on your smartphone, tablet or desktop device.