It's really more like a brain on life support but attached to its normal body that has its normal cardiopulmonary system. They are still in communication with e

It's really more like a brain on life support but attached to its normal body that has its normal cardiopulmonary system. They are still in communication with each other, and the function of the brain and rest of the body is tightly intertwined through the nervous system, which wasn't disconnected.