Chap 5 "Nutrients at Work"

4. provides the body's main source of energy; most of your calories should come from these
6. these help cells, tissues and organs stay healthy
8. build, repair and maintains body tissues
10. fat should be only about 1/3 of these daily
12. the use of nutrients to provide energy; the process of breaking down food into energy
13. the mechanical and chemical process of breaking down food
16. a blood disorder that causes lack of energy, weakness, shortness of breath, cold hands and feet
17. (2 words) bumps on the tongue that identify flavors
19. a special protein that helps a chemical reaction take place; it is contained in saliva

1. an organ that stores vitamins and minerals; produces bile
2. poor nourishment resulting from a lack of nutrients
3. rhythic movements of muscles that moves food through the esophagus
5. "_______ metabolism"; the energy needed to maintain automatic processes; minimum energy
7. when carbs are broken down they become this simple sugar
9. a course of stored energy; also functions as insulation for the body
11. the process by which nutrients move into the bloodstream
12. these help the body work properly
14. a storage form of glucose; the liver converts glucose into this
15. the most common nutrient in food
18. the thick liquid that food turns into after the stomach breaks it down