Exam 19: Digestive Enzymes

Lactose intolerance is not only a commonly encountered genetic trait but can also be caused by diseases that compromise the function of the intestinal epithelium.After lactose ingestion, lactose-intolerant individuals most likely have:

Trypsinogen, chymotrypsinogen, proelastase, procarboxypeptidases, and prophospholipases are all produced as inactive zymogens.Each of these zymogens can be activated by the enzyme ________, and this normally occurs in ________.

The bacterial fermentation of undigested carbohydrates in the colon forms not only gas but also a good deal of: