1. Chapter 11 - Test Review

2. 1. The clear liquid that moistens the food in the mouth and begins digestion is called__________. a. chyme b. gastric juices c. saliva d. bile

3. 2. Gastric juices in the stomach help break down food into a liquidlike mixture called__________. a. saliva b. protein c. bile d. chyme

4. 3. The squeezing movements of muscles in parts of the digestive tract are called__________. a. peristalsis b. sphincters c. enzymes d. proteins

5. 4. Nutrients from food are absorbed into the blood as chyme passes through the__________. a. pancreas b. liver c. large intestine d. small intestine

6. 5. The__________ produces insulin and makes enzymes that break down food. a. gallbladder b. pancreas c. liver d. small intestine

7. 6. The__________ stores excess bile and releases it when needed. a. liver b. pancreas c. large intestine d. gallbladder

8. 7. The__________ produces bile and filters wastes from the blood. a. pancreas b. small intestine c. liver d. large intestine

9. 8. __________ are used to build and repair the body. a. Carbohydrates b. Fats c. Proteins d. Villi

10. 9. The mixture in the stomach that helps break down food is called__________. a. chyme b. fats c. peristalsis d. gastric juices

11. 10. The ____________ pushes food around in the mouth and allows food to be tasted. 11. The ring of muscles that control an opening is know as a ______________. 12. The _______________ connects the throat to the stomach Tongue Sphincter Esophagus

12. 13. ________tear and crush food into small pieces. 14. The _____________ is a flap of tissue that closes to keep food out of the trachea. 15. The____________ is a stretchy storage bag in the digestive tract. Teeth Epiglottis Stomach

13.  _______ 16. Digestion is the process of breaking down food into forms the body can use.  _______ 17. Fingerlike structures that line the small intestine are called villi.  _______ 18. Exercise is not necessary for good health. True False

14.  _______ 19. The food pyramid shows the different kinds of food you should eat daily.  _______ 20. Special clusters of cells on the tongue that react to chemicals in the food are called chyme.  _______ 21. The stomach works on food both mechanically and chemically. True False True

15.  22. Name the four basic tastes. Sweet Sour Salty Bitter

16.  23. Name four of the six nutrients your body needs. Proteins Fats Carbohydrates Vitamins Minerals Water