Exam 5: Digestion and Absorption

Which of the following foods would result in the most rapid rate of digestion?

The digestion of proteins begins in the _____ and ends in the _____.

nutrients that are digested in the small intestine are:

To prevent bacterial growth when holding cooked foods, they should be kept at _____° F or higher until served.

Which nutrients must be broken down in order to be absorbed?

Involuntary muscle contractions move food through the intestinal tract.The movement that forces the contents back a few inches before pushing it forward again is called:

Immediately before passing into the large intestine, the food mass must pass though the:

benefit of fiber is that it:

When nutrients enter the blood vessels from the small intestine, they are first transported to the:

normal pH of the stomach is:

Segmentation propels or pushes food through the GI tract while peristalsis mixes the food, with a more gradual pushing motion.

the gallbladder becomes diseased, the digestion of _____ can become compromised.

function of mucus in the stomach is to:

Which of the following statements is true regarding the prevention of foodborne illnesses?

Saliva protects tooth surfaces and the linings of the mouth, esophagus, and stomach from attack by molecules that might be harmful.

Which of the following is not a component of gastric juice?

Bacteria in the GI tract perform all of the following functions except:

Which of the following nutrients is/are absorbed into the lymphatic system?

stomach empties into the:

Elevated LDL concentrations are associated with a high risk of heart disease because they: