Assignment - Read Chapter 9 in Human Biology 14th Edition by Mader and Windelspecht and answer the following questions:
1. What are the eight digestive tract organs? Give a brief function for each.
2. What are the four accessory organs of the digestive system? Give a brief function for each.
3. What is the structure of the wall of the digestive tract?
4. What is diverticulosis? Which layer of the digestive tract wall is involved?
5. What is irritable bowel syndrome? Which layer of the digestive tract wall is associated with this disorder?
6. What are four structures within the mouth? Give a function for each.
7. What are the series of events that occur when a person swallows?
8. What is peristalsis and what role does it play in the digestive system?
9. Which sphincter is involved when heartburn occurs? What is heartburn?
10. Why are villi and microvilli important to the function of the small intestines?
11. Differentiate between cirrhosis, jaundice and hepatitis. What do all three have in common?
12. What are three functions of the large intestine?
13. Are LDL and HDL lipids or are they proteins? How are cholesterol levels in the blood regulated by LDL and HDL?
14. What is the difference between vitamins and minerals?
15. Name two important vitamins (one water soluble and one fat soluble) and why they are important to health.
16. Why are antioxidants important for health?
17. What are four suggestions the text makes to plan nutritional meals?
18. Describe two eating disorders.