Sacramento City College

NUTRI 300

Chapter 4

1)List the organs (in order) that make up the GI tract.

2. Name the four “assisting” organs that are not part of the GI tract but are needed for proper digestion. What are their roles in digestion?

3. What substance makes the stomach contents acidic? What substance protects stomach cells from the low pH of stomach contents?

4. Where in the GI tract does the majority of nutrient digestion and absorption take place?

5. What two circulatory systems transport absorbed nutrients around the body?

6. What is gastroesophageal reflux disease?