Across
- 2. tiny finger-shaped structure
- 7. continues the digestion of food
- 8. cell fragment that is important in making scabs
- 10. brings air to the lungs
- 12. connects vein and artery
- 14. the windpipe
Down
- 1. where digestion begins
- 2. lower chamber of the heart
- 3. exchanges oxygen and carbon dioxide
- 4. liquid part of blood
- 5. connects the mouth to the stomach
- 6. carries blood back to the heart
- 9. upper chamber of the heart
- 11. large flat muscle
- 13. carries blood away from the heart