Which oof the following is NOT one of the function of the liver? I think the correct answer is either C or D, but not too sure which one. A) secretion of bile B) nutrient metabolism C) removal of aged erythrocytes (RBCs) D) secretion of enzymes for digestion E) drug inactivation

please answer a,b and c

53. A 45-year-old man comes to the emergency department because of increasingly frequent episodes of epigastric pain during the past month. For the past two nights, the pain has been accompanied by nausea and vomiting. He has been self-medicating with aspirin for arthritis. Upper endoscopy shows evidence of a pyloric channel ulcer. Which of the following types of gastric cells normally protects against this patient's condition? A) Chief cell B) Enterocyte C) M cell D) Mast cell E) Paneth cell F) Parietal cell G) Surface mucous cell

Studies suggest the incidence of colon cancer may be lowered with high fibre diets. How might this be explained? Question 38 options: a)  Fibre influences the intestinal microflora b)  Fibre slows transit time c)  Fibre increases contact between mucosal cells and colon content d)  Fibre deactivates phytochemicals present in the colon