Exam 1: Digestion, Absorption, Transport, and Excretion of Nutrients

If a patient experiences malabsorption of fat resulting from an impaired ability to produce adequate bile salts for micelle formation, how may fat absorption be improved?

How long does it take for small intestine contents to reach the ileocecal valve?

In what form is dietary fat absorbed from the lumen of the intestine?

The sight or smell of food produces vagal stimulation of the parietal cells of the gastric mucosa, resulting in the increased production of what?

Which of the following is an advantage to using medium-chain triglycerides when fat malabsorption occurs?

Which of the following is formed by bacterial synthesis in the colon?

Pepsinogen is converted to pepsin when it comes in contact with

What is the function of secretin?

Absorption occurs in the stomach for which of the following nutrients?

What is the function of enterogastrone?

What effect may be achieved by eating a diet high in prebiotic carbohydrates?

Which of the following is a list of enzymes released from the pancreas?

After surgical removal of a large portion of the small intestine, what functional complication is most likely to develop?

How often do the cells lining the intestinal tract recycle?

By which transport mechanism are most vitamins absorbed from the small intestine into the blood?

What happens to cellulose and lignin as they go through the GI tract?

Which of the following bacterial genuses tend to occur the most frequently in the adult colon?

Which intestinal hormone is released in the presence of fat and glucose and results in delayed gastric emptying and satiety?

Which is the process by which minerals are absorbed when they are bound to an acid, organic acid, or amino acid?

What are primarily absorbed by the large intestine?