Exam 16: The Digestive System

The changing of food to simpler molecules is ____________________ digestion, and these simpler molecules can be ____________________ by the small intestine.

The functions of the gallbladder are to:

The part of gastric juice that converts pepsinogen to pepsin is:

The part of the colon that turns medially at the level of the pelvic bone is the:

Which of these organs is NOT part of the alimentary tube?

The digestive organ that encircles the small intestine within the abdominal cavity is the:

The blood from the small intestine, with absorbed end products of digestion, circulates first to the ____________________ by way of the ____________________ vein.

The portion of the digestive system that extends from the mouth to the anus is the ____________________.

Which of these is NOT a function of the tongue?

Backup of chyme from the small intestine to the stomach is prevented by the ____________________.

The external anal sphincter:

Which of the following statements are true of the large intestine? (Read carefully and select all of the correct statements.)

In the small intestine, the villi are ____ of the ____ that ____.

The digestive organ that is between the duodenum and the spleen is the:

Which statement is NOT true of the functions of the liver?

When the blood glucose level is low, the liver:

Voluntary control of the defecation reflex is provided by the ____________________.

The part of gastric juice that increases secretion of gastric juice is:

Which plasma protein produced by the liver is NOT paired with its correct function?

Contraction of the gallbladder is stimulated by the hormone ____________________.