Human Body
Across
- 3. where digestion begins
- 5. upper chamber of the heart
- 7. Carries blood away from the heart
- 10. passage that directs air to the lungs
- 11. liquid part of blood
- 12. cell fragment that plays an important role in making scabs
- 14. finger-shaped structures in the small intestine where digested food is absorbed
- 15. Carries blood back to the heart
Down
- 1. tiny sacs of lung tissue made for the movement of gasses between air and blood
- 2. large muscular sac where mechanical and chemical digestion takes place
- 4. Tube that connects the mouth to the stomach
- 6. lower chamber of the heart
- 8. airways in the lungs that lead from the bronchi to the alveoli
- 9. connects arteries and veins
- 13. allows air to pass to and from the lungs