(3 points)

Last Name: _______________________ First Name: _______________________

1. Describe the pathway food takes upon ingesting it, making sure to include all accessory structures. (0.5 point)

2. Explain the differences between the layers of the gastrointestinal tract. (0.5 points)

3. Match the terms with their corresponding descriptions. (0.5 points)

   Name of Structure	Description	No. of Structure
   1. Ileum	the largest salivary glands that produce approximately 25% of the saliva produced daily
   2. Gallbladder	passageway for liquids, foods, AND air
   3. Fauces	the modified muscularis of the large intestine
   4. Parotid glands	structures on the tongue that provide friction, allowing the tongue to move food in the oral cavity during mastication efficiently
   5. Filiform papillae	the terminal portion of the small intestine
   6. Pulp cavity	where bile made in the liver joins the bile stored in the gallbladder
   7. Pharynx	the opening between the oral cavity and the oropharynx
   8. Rugae	inner part of the tooth containing nerves and blood vessels
   9. Common bile duct	storage area for bile
   10. Teniae coli	folds of the inner wall of the stomach

4. List each type of tooth. How do they function during mastication? (0.5)

5. List the accessory and primary structures of the GI tract. Why would accessory structures not be classified as primary organs/structures of the digestive system? (0.5 point)

6. A patient with cancerous growths in their salivary glands undergoes surgery to have them removed.  How might this affect the digestive processes? (0.5 points)