What type of special cells make up those organs
Neurons- These are nerve cells. An axen is a special cellular filament that arises from the cell body and travels for s distance of up to a meter. The brain contains about 100 billion nerve cells called neurons and trillions of helping cells called glia. A system of the peripheral nervous system, has the capacity, even when severed from the rest of the nervous system through it's primary connection by vagus nerve, to function independently in controlling the gastrointestinal system.