NUTRITION & FOODS

4. the amount of a nutrient needed by 98% of the people in a given age and gender group
7. a special protein that helps a chemical reaction take place
10. billions of tiny, finger-like projections covering the inner wall of the small intestine
11. poor nourishment resulting from a lack of nutrients
13. a thick liquid churned by the stomach through peristalsis
14. a chemical reaction in which molecules combine with oxygen
16. the process by which nutrients move into the bloodstream
17. the mechanical and chemical process of breaking down food and changing nutrients into forms your body can use
18. the part of the digestive tract that connects the mouth and the stomach
19. the energy you need to maintain automatic processes

1. a storage form of glucose
2. rhythmic movements of muscles
3. the amount of energy needed to raise the temperature of 1 kilogram of water by 1 degree celcius
5. the use of nutrients to provide energy
6. blood sugar; the body's basic fuel
8. a gland connected to the small intestine
9. a blood disorder that causes lack of energy, weakness, shortness of breath, and cold hands and feet
12. a nutrient standard that is used when a lack of scientific info makes it impossible to establish the RDA for a particular nutrient
15. the recommended daily amount of nutrients for people of a certain age and gender group