Across
- 2. Large, flat muscle at the bottom of the chest cavity that helps with breathing
- 3. Found in the kidney, little filter that blood goes through.
- 4. large muscular sac that continues the mechanical and chemical digestion of food
- 6. tiny sacs of lung tissue specialized for the movement of gases between air and blood
- 7. A group of similar cells that perform the same function.
- 8. Allows air to pass to and from lungs
- 11. system System that removes cellular waste from your body and controls water balance.
- 12. a cell that plays an important part in forming scabs
- 13. The passages that direct air into the lungs
- 15. upper chamber of the heart
Down
- 1. Airways in the lungs that lead from the bronchi to the alveoli.
- 5. lower chamber of the heart
- 9. filters waste from the blood like urea, water, salt and proteins
- 10. system System that brings oxygen into the body. Gets rid of carbon dioxide
- 14. Tiny finger-shaped structures that cover the inner surface of the small intestine where digested food is absorbed