When food exits this organ and enters the small intestine, it is called chyme.
A disease affecting this organ causes an overproduction of mucus and an overall enlargement of the organ as a whole and is known as Ménétrier disease. Necessary for the absorption of vitamin B12, a glycoprotein, intrinsic factor, is produced by this organ's parietal cells. Rennin or chymosin is an enzyme obtained from this organ in newborn ruminant animals and is used in cheesemaking. When food exits this organ and enters the small intestine, it is called chyme. Aided in its primary function by hydrochloric acid, for 10 points, name this organ of the digestive system.
A disease affecting this organ causes an overproduction of mucus and an overall enlargement of the organ as a whole and is known as Ménétrier disease.
Stomach