Exam 3: Digestion, Absorption, and Metabolism

The primary function of the large intestine is to:

Stomach emptying is affected by all of the following EXCEPT:

The internal lining of the gastrointestinal tract is the:

The _____________ regulates the movement of molecules in and out of cells.

The sphincter that regulates the flow of chyme from the stomach into the small intestine is the __________ sphincter.

The hepatic portal circulation carries nutrients from the small intestine to the:

Inflammation of the small intestinal mucosa reduces the ability of the intestine to absorb water or nutrients causing:

________ are protein molecules that accelerate the rate of chemical reactions.

Which of the following is NOT a product released by the GI tract?

_________ are units of matter that cannot be further broken down by chemical means.

The most common cause of ulcers is:

Describe the signals that regulate gastric secretion and motility.

How do the gallbladder and pancreas contribute to the process of digestion?

What factors impact the rate at which food leaves the stomach?

Coordinated muscular contractions that move food through the GI tract are called:

Which statement about Helicobacter pylori is true?

Transit time is the rate at which food:

Nutrients classified as "organic molecules" have a molecular structure which contains the element:

The sum of the chemical reactions that occur inside body cells is collectively referred to as:

The absorption of nutrients by simple diffusion requires: