GI Tract Secretions and Fluid Absorption Dietary Input and Digestive Secretions: • Food and drink: 2000 mL • Saliva: 1500 mL • Gastric secretions: 1500 mL • Liver (bile): 1000 mL • Pancreas (pancreatic juice): 1000 mL • Intestinal secretions: 2000 mL • Colonic mucous secretions: 200 mL Water Reabsorption: • Small intestine reabsorbs 7800 mL • Colon reabsorbs 1250 mL • 150 mL lost in feces #GI #Tract #Secretions #Fluid #Absorption #Reabsorption #gastroenterology #gastrointestinal
