Exam 39: Animal Nutrition

Which organ in the human digestive system contains an oblique layer of muscle as a part of its muscularis?

The mucosa of the digestive tract may have villi as an adaptation.

In which organ is food called chyme?

What are the two proteases in the small intestine that complete protein digestion?

Accessory structures in humans contribute to digestion, but food does not actually pass through them. Name all of the accessory structures and the major digestive substances that they produce.

Which of the following may result in anemia?

The "small" in the small intestine refers to its length.

Mechanical breakdown often involves grinding, sometimes with teeth and sometimes in a muscular stomach.

Which of the following acts as an emulsifier?

Use the list of terms to identify each lettered item in the diagram of the digestive system. -mouth

Where does the digestion of proteins begin in humans?

Use the list of terms to identify each lettered item in the diagram of the digestive system. -rectum

Which structure produces a hormone that activates secretion of enzymes within it?

Suppose that a person is on a diet of primarily grains. Which two amino acids would such a diet likely be deficient in?

Match each digestive substance to the structure that produces it. A structure may be used more than onc -secretin

What function is served by the presence of alkaline components in pancreatic juice?

Which layer of the mammalian gut performs peristalsis?

Match each digestive substance to the structure that produces it. A structure may be used more than onc -trypsin

Which statement describes the large intestine in the human digestive tract?

What is the cause of most peptic ulcers?