Digestive System Test Review

Enzymes are important in __.

• mechanical digestion
• deglutition
• chemical digestion
• mechanical and chemical digestion

In which part of the small intestine does chemical digestion take place?

• duodenum
• ileum
• jejunum
• in all three areas of the small intestine

Fat (lipid) digestion begins in the ___.

• mouth
• stomach
• small intestine
• large intestine

What is the end product of protein digestion?

• monosaccharides
• amino acids
• fatty acids and glycerol
• none of the above

Protein digestion begins in the ___.

• mouth
• stomach
• small intestine
• large intestine

Which of the following is not an example of mechanical digestion?

• chewing of food by the teeth
• formation of chyme by the stomach
• emulsification of fat by bile
• all are examples of mechanical digestion

Bile ___.

• causes the emulsification of fat
• is made in the liver
• works in the small intestine
• all of the above

Which of the following is a primary organ of the digestive system?

• liver
• stomach
• pancreas
• all of the above are primary organs

The layer of the digestive tract responsible for peristalsis is the ___.

• mucosa
• submucosa
• muscularis
• serosa

Which of the following is NOT a function of the digestive system?

• digestion
• absorption
• metabolism
• all of the above are functions of the digestive system