Stuff to ruminate on:
 

1. Name the organs of the alimentary tube and the location of each.
Name the accessory digestive organs and the location of each.

2. Explain the purpose of mechanical digestion and give two examples.
Explain the purpose of chemical digestion and give two examples.

3. Name the end products of digestion and explain how each is absorbed in the small intestine.

4. What are the functions of salivary amylase, lysozyme and the water of saliva?

5. Describe the functions of the pharynx, esophagus, lower esophageal sphincter.

6. Name the 4 layers of the alimentary tube in the order in which they occur.
What is the function of each?

7. What are the two general functions of the stomach?  of the pyloric sphincter?
What are the functions of pepsin, HCl and mucus.

8. Describe the general functions of the small intestine and name the three parts in the order in which they occur.
What structures increase the surface area of the small intestine?

9. Explain how the liver, pancreas and gallbladder contribute to digestion.

10. Name the parts of the large intestine and describe the function of the ileocecal valve.

11. Describe the functions of the colon and the normal flora of the colon.

12. With respect to the defecation reflex:
what is it, what is its stimulus, what part of the CNS is directly involved,
what is the effector muscle, the function of the internal anal sphincter,
the voluntary control possible?

13. Name the vitamins and minerals stored in the liver.
Name the fixed macrophages of the liver and explain their function.

14. Describe how the liver regulates blood glucose levels.
What are the purposes of deamination and transamination?

15. Name the substances excreted by the liver into the bile.