<prompt> Total fluid secreted by salivary gland, stomach, pancrease and itestine in a day -2000ml4000ml6500 ml10000 ml  <response>: Ans. is c i.e., 6500 ml Daily water turnover mL in the gastrointestinal tractIngested 2000Endogenous secretions 7000Salivary glands1500 Stomach2500 Bile500 Pancreas1500 Intestine 1000 7000 Total input 9000Reabsorbed 8800Jejunum5500 Ileum2000 Colon 1300 8800 Balance in stool 200 