The enterohepatic bile circulation is regulated by neural and humoral factors.Among the factors that enhance bile secretion are secretin, CCK, gastrin, bile salt and food rich in protein.

• 促进胆汁分泌的因素有促胰液素、促胃液素、胆盐和高蛋白食物，促进胆汁排出的是缩胆囊素。