Across
- 4. works with sodium to help maintain fluid balance; also helps regulate blood pressure
- 6. trapped by plants; essential for internal organs and bones
- 10. the best animal protein; contains all amino acids in the right amounts
- 11. the study of how our body uses the food we eat
- 13. substances that help keep our body in good working order
- 14. a type of vitamin that dissolves in water and excreted in the form of urine
- 16. a measurement of energy
- 17. contain hydrogen, carbon, oxygen and nitrogen; each protein molecule is made up of these building blocks
- 20. the loss of water from the body
- 21. our body breaks down this type of carbohydrate during digestion and turns it into sugar
- 23. a type of vitamin that is absorbed with the help of fat; our body is able to store them
- 25. lack one or more of the essential amino acids; found in many plant foods
- 26. the body's main source of energy
- 28. used to build, maintain and repair body tissues
- 30. a plant material that does not break down when you digest food; helps the body eliminate waste
Down
- 1. high in nutrients, low in calories
- 2. supplies 9 calories per gram
- 3. they set off chemical reactions in your body cells; their roles are specific, you can't substitute one for another
- 5. provide no nutritional value
- 7. helps build red blood cells and genes
- 8. your body temperature at or above 105 degrees
- 9. when your body does not get enough nutrients
- 12. without this vitamin, your blood would not clot and a nosebleed could mean life or death
- 15. you can live longer without food than without this
- 18. sugars naturally found in fruits, vegetable and dairy products
- 19. a fat-like substance that is part of every cell in the body
- 21. builds and maintains strong bones and teeth
- 22. found mainly in vegetable oils; usually liquid at room temperature
- 24. a type of protein found in all animal foods
- 27. salt
- 29. helps red blood cells carry oxygen to all parts of the body