Across
- 2. needed for movement growth and keeping warm
- 4. tubes that carry air into each lung
- 5. drug that speeds up the nervous system
- 8. depressant drug that can damage the liver and brain
- 11. organs used for breathing and gas exchange
- 13. chemical used to test for starch
- 14. food group that stores energy and keeps us warm
- 17. food group that provides energy
- 18. solution used to test for glucose
- 21. food group needed for growth and repair
- 23. solution used to test for protein
- 24. tiny air sacs where gas exchange happens
- 25. substances needed to stay healthy
- 26. process that breaks down large food molecules into smaller soluble molecules
- 27. gas needed for respiration
Down
- 1. chemical reaction that releases energy from glucose
- 3. chemical used in the test for fats
- 6. tube that carries air to the lungs
- 7. habit that damages the lungs and heart
- 9. drug that makes people see hear or feel things that are not there
- 10. helps food move through the digestive system
- 12. sugar used in respiration
- 15. movement of digested nutrients into the blood
- 16. organ where food is churned and acid kills bacteria
- 19. organ where nutrients are absorbed into the blood
- 20. drug that slows down the nervous system
- 22. movement of particles from a high concentration to a low concentration
- 26. substance that affects how the body works