Chapter Three Lecture Review

1. Define hunger, appetite, satiety, and give their feedback controls.

2. Define hormone, give the source and examples as it relates to digestive functions.

3. Define digestion; give the two major processes and where they occur.

4. Define absorption, where it occurs, and the transport mechanisms involved.

5. Define enzyme with regards to structure and function and give examples of enzymes as they relate to digestive functions/use.

6. Give two functions for each of the following GI tract areas:

            a. Mouth

            b. Stomach

            c. Small Intestine: Duodenum, Jejunum, Ileum

            d. Colon/Large Intestine

            e. Pancreas

            f. Liver

            g. Gall Bladder

7. Explain how the nervous system controls and affects digestion, absorption, and elimination.

8. Name and explain the four phases of digestion.

9. Name the muscular movements involved in the GI tract.

10. Name four problems related to the GI tract anatomy (structure) and four problems related to GI tract physiology (function).