Across
- 2. - windpipe
- 4. - group of tissues to do same function
- 7. - finger like
- 9. intestine - stores water
- 11. - tube that connects stomach to mouth
- 12. - passages that direct air into lungs
- 13. - going back to heart
- 14. intestine - most absorption happens here
Down
- 1. - where digestion begins
- 3. - where vein and artery meet
- 4. that exchanges carbon dioxide and oxygen with blood
- 5. - tiny sacs of tissue
- 6. - helps breathe, large flat muscle
- 8. - a group of cells to perform the same function
- 10. - away from heart