3. Describe the stomach.
4. Of what is the stomach composed?
5. Describe the outer coat of the stomach, and tell its use.
6. Describe the middle coat of the stomach, and tell its use.
7. Describe the inner coat of the stomach, and tell its use.
8. What happens to the food after it enters the mouth?
9. Tell about these changes.
10. What is necessary if you would have a healthy stomach?
11. What kind of food must you eat?