| Across |
| 3. |
It links the esophagus to the small intestine. |
| 4. |
The posterior extremity of an animal. |
| 5. |
It sends waste to the bladder, excreting urine. |
| 7. |
Extending from the larynx to the bronchial tubes |
| 10. |
A extremity that is situated in front. |
| 13. |
It contains the brain, mouth, and sense organs. |
| 14. |
Fleshy lateral wall of the nose |
| 16. |
A membranous sac in which urine is collected. |
| 18. |
Curved nails at the end of a limb. |
| 19. |
It provides oxygen and removes carbon dioxide. |