Which of the Following Statements Are True of the Small

question 29

Multiple Choice

Which of the following statements are true of the small intestine? (Read carefully and select all of the correct statements.)

• A)The hormones secretin and cholecystokinin are secreted by the duodenum.
• B)The stomach empties chyme into the duodenum.
• C)The jejunum empties chyme into the large intestine.
• D)Sucrase, maltase, and lactase digest polysaccharides to monosaccharides.
• E)Peptidases digest polypeptides to short peptides or amino acids.
• F)Bile salts are necessary for the absorption of fatty acids and the vitamins B and C.
• G)Villi are folds of the mucosa and contain arteries and veins.
• H)Microvilli increase the surface area of the columnar cells of the intestinal mucosa.