Nutrition

1. a condition in which the body's immune system reacts to substances in some foods
3. the spreading of pathogens from one food to another
4. a negative reaction to food that doesn't involve the immune system
6. natural physical drive to eat, prompted by the body's need for food
7. a waxy, fatlike substance
11. compounds found in food that help regulate many body processes
12. a high ratio of nutrients to calories
13. psychological desire for food
14. starches and sugars found in foods, which provide your body's main source of energy
16. a condition in which the bones become fragile and break easily
17. the process by which your body takes in and uses food

1. food poisoning
2. substances added to a food to produce a desired effect
5. a unit of heat used to measure the energy your body uses and the energy it receives from food
8. elements found in food that are used by the body
9. treating a substance with heat to kill or slow the growth of pathogens
10. a tough complex carbohydrate that the body cannot digest
12. substances in food that your body needs to grow, to repair itself, and to supply you with energy
15. nutrients the body uses and maintain its cells and tissues