gastric acid, digestive enzymes, bile, and of course, anything you've eaten!
Viagra
Hydrochloric acid is the substance produced by the stomach that helps kill bacteria and other pathogens in the digestive system.
the yellow substance is callled bile. which is just stomach acid.
chyme
mucin
Bile...by Rayfi =]
The greenish substance in the stomach of a fetal pig is typically bile. Bile is produced by the liver and stored in the gallbladder before being released into the small intestine to aid in the digestion of fats.
Epithelial cells lining the inside stomach secrete a substance which prevents the stomach acid harming the lining of the stomach.
It is parasympathetic
tappen
acid
alcohol