Across
- 3. Tube that carries air to your lungs
- 4. The largest bone in your leg
- 6. The process of breaking down food
- 8. Organ that breaks down food
- 9. Organs where oxygen enters your blood
- 11. The system that helps you breathe
- 12. Tube that carries food from your mouth to your stomach
Down
- 1. Tubes in your digestive system
- 2. Blood vessels that carry blood away from the heart
- 5. Tissues that help your body move
- 7. Organ that controls your thoughts and movements
- 10. Cells that send messages throughout your body