Nutrition

5. a unit of heat used to measure the energy your body uses and the energy it receives from food
6. an important energy source for our body at rest and during low-intensity exercise
9. the process by which foods are broken down into their component molecules, either mechanically or chemically
13. the process by which your body takes in and uses food; the science that studies food and how food nourishes our body and influences our health
14. starches and sugars found in foods
16. provides enough of the energy, nutrients, and fiber to maintain a person's health
17. contains the combinations of foods that provide the proper proportions of nutrients
19. a condition in which the body's immune system reacts to substances in some foods
20. the psychological desire for food
21. the natural physical drive to eat, prompted by the body's need for food
22. assist in the regulation of many body processes and are classified as major or trace

1. compounds found in food that help regulate many body processes
2. substances in food that your body needs to grow, to repair itself, and to supply you with energy
3. nutrient the body uses to build and maintain its cells and tissues
4. provides enough of the energy, nutrients, and fiber to maintain a person's health
7. a high ratio of nutrients to calories
8. a waxy, fat-like substance found in your blood
10. the extra amount of energy you can consume after you've met all of your essential needs by eating nutrient-dense foods
11. small chemicals (usually proteins) that act on other chemicals to speed up body processes, but are not apparently changed during these processes
12. a negative reaction to food that doesn't involve the immune system
15. a tough complex carbohydrate that the body cannot digest
18. substances added to a food to produce a desired effect