Exam 2: The Digestive System: Mechanism for Nourishing the Body

When diagnosing lactose intolerance,____ is measured in the breath following oral consumption of 50 g lactose.

A deficiency in secretion of cholecystokinin might lead to which problem?

A large gall stone blocking the cystic duct might result in ____.

What is the name of the digestive enzyme in saliva that digests starch?

Match the substance important for digestion with its site of production. -cholic acid

Discuss the functions and significance of the folds of Kerckring,the villi,and the microvilli.

CCK stimulates pancreatic zymogen release.

The total bile acid pool in the human body is 2.5 to 5 g.What percentage of bile is reabsorbed in the distal ileum?

Match the corresponding action to the hormone.  Each choice is used only once. -glucagon-like peptides

A common cause of peptic ulcer disease (PUD)is the bacterium ____.

Pancreatic juice that enters the duodenum through the sphincter of Oddi contains all of the following EXCEPT ____.

Which cells,found both in the oxyntic glands and pyloric glands of the stomach,secrete hydrochloric acid and intrinsic factor?

In which organ are enzymes produced that are responsible for digestion of 50 percent of carbohydrate and protein and 90 percent of fat?

RYGB surgery involves ____.

How might an imbalance of the hormones ghrelin and leptin lead to obesity?

Match the corresponding action to the hormone.  Each choice is used only once. -secretin

Bile is most important for the digestion and absorption of ____.

The most common bariatric procedure performed in the United States is ____.

Dumping syndrome may be caused by ____.

Short-chain fatty acids secreted by intestinal bacteria improve colonic and splanchnic blood flow.