Class 11 NEET Biology Chemical Coordination and Integration

(c) : Gastrin hormone is secreted by mucosa of stomach and it stimulates secretion of gastric juice. Enterogastrone is secreted by duodenal epithelium. Enterokinase is an enzyme that converts trypsinogen into trypsin. Renin is secreted by kidneys. It acts on angiotensinogen to form angiotensin-II.