Answer: Osmotic: An osmotically active agent in the intestinal lumen cannot be absorbed and therefore draws fluid in the intestinal lumen. Exudative: Due to infection, food allergy, celiac sprue, inflammatory bowel disease, collagenous colitis, graft-versus-host disease Secretory: Mucosal stimulation of active chlorine ion secretion is seen with E. coli, Vibrio cholerae, hormone-producing tumors, bile acids, [...]