Humans/Animals
Across
- 2. where all waste leaves body
- 3. system that controls blood flow
- 4. carries oxygen-rich blood through all of the body
- 6. system that controls breathing
- 7. when teeth and saliva breaks down food
- 8. another word for voice box
- 10. another word for throat
Down
- 1. fancy term for breathing
- 3. system that involves all of the heart
- 5. another word for wind pipe
- 9. carries deoxygenated blood back to the heart