1. Describe the purpose of mastication and its effectiveness. 2. Where are carbohydrates digested? Name the enzymes responsible. 3. Explain why the liver receives blood from two sources. 4. State the...

1. Describe the purpose of mastication and its effectiveness.

2. Where are carbohydrates digested? Name the enzymes responsible.

3. Explain why the liver receives blood from two sources.

4. State the likely times of glycogenolysis or glycogenesis relative to food intake or lack of intake.

5. Explain why the contents of the small intestine are relatively liquid and the contents of the descending colon are solid.