Across
- 2. blood vessel that carries blood to the heart
- 4. to remove unwanted parts
- 6. blood vessel that carries blood away from the heart
- 10. the movement of blood through all the body
- 11. a group of organs that work together
- 13. what is left over when the useful parts have been used
- 15. one of 4 areas in the heart
- 16. a part of our body with a specific job
Down
- 1. change food into parts your body can use
- 3. one of two openings in our nose
- 5. the tube that connects our nose to our lungs
- 7. the organ that separates oxygen from air we breathe
- 8. the part of the heart that opens and closes to let blood through
- 9. to take something in slowly
- 12. the biggest muscle in the body, helps our lungs move
- 14. liquid waste from your body