NUTR 251 Quiz 3 (Penn State University)
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<strong>NUTR</strong> <strong>251</strong> <strong>Quiz</strong> 3 (<strong>Penn</strong> <strong>State</strong> <strong>University</strong>)<br />
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<strong>NUTR</strong> <strong>251</strong> <strong>Quiz</strong> 3 (<strong>Penn</strong> <strong>State</strong> <strong>University</strong>)<br />
1. In what organ does the digestion process begin?<br />
2. What structure controls the passage of material from the small intestine to the large intestine?<br />
3. After swallowing, in what order does food pass through the regions of the GI tract?<br />
4. What structure controls the release of material from the stomach to the small intestine?<br />
5. Among the GI tract organs, which has the strongest muscles?<br />
6. What is reflux?<br />
7. What is the function of mucus in the stomach?<br />
8. What is the fate of any enzymes that are present in the foods we eat?<br />
9. The process by which bile acts on fat so enzymes can attack the fat is known as<br />
10. The purpose of bicarbonate in the digestive process is to<br />
11. Which of the following classes of nutrients requires the least amount of digestion?<br />
12. Which of the following is generally NOT digested but does stimulate intestinal muscle contractions?<br />
13. Which of the following is a function of the intestinal microvilli?<br />
14. Which of the following is NOT a mechanism of absorption of nutrients by intestinal cells?<br />
15. When nutrients are transported from intestinal epithelial cells to the vascular system, what organ is first to<br />
receive them?<br />
16. Which of the following products of digestion is NOT normally released directly into the bloodstream?<br />
17. What is the first major organ to receive nutrients that are absorbed into the lymph?<br />
18. Which of the following nutrients requires the greatest time for digestion?<br />
19. What is the name given to partially digested food in the stomach?<br />
20. What types of enzymes are responsible for hydrolyzing the proteins in foods?
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