Once home, I googled autism awareness, bumper sticker, and entered a whole world of autism products. Bumper stickers, of course. But also tee shirts, jewelry, stickers (I am someone with autism), mugs. Eventually, I exited even more perplexed than I entered.
In general, the digestive system is controlled by both nerves and hormones. The nerves that control digestion are in the submucosa layer of the tissue and in between the muscle layers of the walls of the organ.
The digestive system consists of the mouth, esophagus, stomach, pancreas, gallbladder, liver, small intestine, large intestine, colon and rectum.roduction of Hormones. The stomach and small intestine produce hormones that control the functions of the digestive system. Gastrin initiates the production of stomach acid and is necessary for the growth of cells in the lining of the stomach, small intestine and colon.