The digestive glands outside the digestive tract are mainly the liver and the pancreas. The bile secreted by the liver is stored in the gallbladder, which is released in a pulsatile manner when eating foods with large amounts of fats and oils, thus helping to digest the fats and oils. Pancreas is divided into exocrine function and endocrine function, its endocrine function is mainly used to regulate blood sugar, and digestion has no big relationship, but the exocrine function is mainly secreted digestive enzymes, including pancreatic amylase, pancreatic protease are used to help digestion, so the whole digestive system in addition to the stomach and intestines and the liver and pancreas, any organ problems will lead to digestive system problems, so that digestive system problems. Diseases.