23. The Digestive System

A bolus is found in which alimentary tract organ or organ(s)?

What are the six main processes of the digestive system?

In which the following would you expect the most chemical digestion to occur?

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

The mucosa from the stomach to the anus consists of an inner layer of stratified columnar epithelium.

More than one choice may apply.

The GI tube tissue layer responsible for the actions of segmentation and peristalsis is the

a. Serosa

b. Mucosa

c. Muscularis externa

d. Submucosa

Label the three segments of the small intestine in the following figure.

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a. ___

b. ___

c. ___

Of the following functions of the digestive system, which function is the responsibility of only one organ?