<prompt> Hydrochloric acid is produced by?G-cellD-cellOxyntic cellsChief cells  <response>: Ans. C Oxyntic cellsRef: Ganong, 23rd ed. pg. 431-32Secretion in Stomach Oxyntic cell parietal cell secretes: HCl and intrinsic factor of castle Chief cell zymogen or peptic cell secrete: pepsinogen G cell secrete: Gastrin D cell secrete: Somatostatin ECL cells secrete: Histamine 