Quiz 16: The Digestive System

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Which structure(s) help(s) the stomach to stretch as it fills with food?

Which of the following contains adipose tissue and provides padding for the anterior and lateral portions of the abdomen?

greater omentum

The technical term for chewing is

mastication

From the esophagus to the anal canal, the walls of every organ of the alimentary canal are made up of the same four basic layers. Arrange them in order from the lumen.

mucosa, submucosa, muscularis externa, and serosa

duodenum

Identify the highlighted structure.

pyloric sphincter

Identify the highlighted structure.

fundus

Identify the stomach region labeled "12."

A structure that helps prevent food from entering the pharynx prematurely (and prevents food from entering the nasopharynx) is the

uvula

teniae coli

The highlighted structure includes strips of longitudinal smooth muscle that create haustra when they constrict. What are these strips of muscle called?

Each of the following organs is a component of the digestive tract except the

bladder