© Argosy Publishing, Inc., 2007-2018. All Rights Reserved.
• Salivary glands
• Small intestine
• Alimentary canal
• Anal canal
• Large intestine
• Oral cavity
The ______________________________ is a single, continuous tube that includes the oral cavity,
esophagus, stomach, and intestines.
The ______________________________ contains the teeth, tongue, and hard and soft palates. Food,
also known as the bolus, passing through here is chewed by the teeth and partially digested by
The ______________________________ secrete saliva to aid in chewing and swallowing of the bolus,
beginning chemical digestion.
The ______________________________ works with the teeth to break down food into small masses that
can be swallowed.
The ______________________________ prevents choking by folding down to close off the larynx and
trachea, directing the bolus into the esophagus.
The ______________________________ is a long, hollow, muscular tube that extends from the pharynx
to the stomach. It’s the pathway for the bolus to enter the stomach.
The ______________________________ has four regions and three layers, provides food storage, and
breaks down ingested food into chyme.
The ______________________________ has three regions, the duodenum, jejunum, and ileum.
Name: __________________________________________________________ Date: ______________________________