andlt;strongandgt;Pancreas cell.andlt;/strongandgt; Coloured scanning electronmicrograph (SEM) of an acinar (exocrine)pancreatic cell. Acinar cells produce and excretedigestive enzymes to the small intestine, via thepancreatic ducts. The enzymes are excreted invesicles known as zymogen granules (purple). Theenzymes are activated in the small intestine andaid the breakdown of carbohydrates, fats andproteins. Magnification: x1100 when printed 10centimetres wide.