The Small Intestine

question 15

Multiple Choice

The small intestine:

• A)normally contain millions of bacteria that digest complex polysaccharides and produce vitamin K.
• B)secretes amylase,lipase,and various proteases from its epithelial cells.
• C)is the main site of gastrin secretion.
• D)absorbs a larger volume of fluid than any other region of the GI tract.
• E)undergoes only peristaltic contractions,both during the digestion of meals and between meals.