Gastric acid Gastric acid Gastric acid, gastric juice or stomach acid, is a digestive fluid formed in the stomach and is composed of hydrochloric acid (HCl), potassium chloride (KCl) and sodium chloride (NaCl). The acid plays a key role in digestion of proteins, by activating digestive enzymes, and making ingested proteins unravel so that digestive enzymes break down the long chains of amino acids. Gastric acid is produced by cells in the lining of the stomach, which are coupled in feedback systems to increase acid production when needed. Other cells in the stomach produce bicarbonate, a base, to buffer the fluid, ensuring
The Stomach The Stomach The Stomach is a British short horror film that was written and directed by Ben Steiner. The film had its world premiere on 21 September 2014 at Fantastic Fest, where it won "Best Horror Short". A full-length version of "The Stomach" is currently in planning. "Frank" (Simon Meacock) is a spirit medium whose talents have proven to be more of a curse than a gift. Whenever a spirit is present his stomach will swell and pulsate, a process that enables his customers to talk to their dead loved ones but at the cost of his own physical well