Digestion

Answer the following questions.

1 Name the four layers of the digestive tract from superficial to deep. 

2 Cite the major mechanisms that regulate and control digestive activities. 

3 Describe the structure and functions of the oral cavity, the pharynx, and the esophagus. 

4 Name the four types of teeth and the three main parts of a typical tooth. 

5 Differentiate between the primary dentition and the secondary dentition. 

6 Describe the structure and functions of the stomach, the small intestine, and the large intestine.

7 Name the five major hormones that regulate digestive activities. 

8 Name the three pairs of salivary glands. What is the function of the salivary glands? 

9 Locate and explain the structure and function of each of the following: liver, gallbladder, pancreas. 

10 Briefly describe each of the following: cholecystitis, peptic ulcers, periodontal disease.