Across
- 3. The tube that carries air from your nose and mouth to your lungs.
- 9. The system responsible for breaking down food.
- 10. An organ that helps digest food and makes hormones.
- 12. The wet stuff in your mouth that helps you taste and swallow food.
- 14. vessel A tube that carries blood throughout your body.
- 16. A part of your body that does a special job.
- 17. A group of organs that work together.
- 18. The muscle that helps you breathe.
- 19. The gas you need to breathe in to stay alive.
Down
- 1. Carries blood away from the heart.
- 2. The system responsible for breathing.
- 4. Tiny air sacs in your lungs where oxygen enters your blood.
- 5. The system responsible for pumping blood around the body.
- 6. The air you take in and out when you breathe.
- 7. The smallest type of blood vessel, connecting arteries and veins.
- 8. The long tube where most of the food gets digested and nutrients are absorbed.
- 11. The tube that food travels down from your mouth to your stomach.
- 13. The organ where you breathe in oxygen and breathe out carbon dioxide.
- 15. Carries blood back to the heart.