Overview Bile Secretion Bile necessary for digestion and absorption of lipids in gastrointestinal system synthesized and secreted by liver, stored in gallbladder Bile composition bile salts synthesis login to view 1 more bullet conjugation login to view 2 more bullets function login to view 2 more bullets bile pigments e.g., bilirubin cholesterol phospholipids electrolytes (aka ions) water Bile Secretion Secretory pathway cholecystokinin (CCK) stimulates (1) contraction of gallbladder and (2) relaxation of sphincter of Oddi login to view 2 more bullets