This is a real human brain and spinal cord. And it would be positioned in my head like this. Front of the brain, back of the brain coming down, hanging down as the spinal cord.And these are the nerves that are actually going to go down into your lower extremity. So all the information that's going to go down into your lower extremity to control your body is controlled. And the sensory information is coming in through those nerve fibers.>> Looks like a bunch of wise. >> It does. Well, you know, we are quite ...