11. Transport system
Across
- 6. a blood vessel of the heart that carry blood away from the heart and to the lungs.
- 7. a blood vessel of the heart that carry blood away from the heart and to the body.
- 9. it is a blood that has more carbon dioxide and less oxygen.
- 11. the upper chamber of the heart.
- 13. it is a blood that has more oxygen and less carbon dioxide.
- 15. a blood vessel that has a one-cell thick wall.
Down
- 1. part of the blood that can heal wound or cuts.
- 2. a blood vessel of the heart that carry blood from the body to the heart.
- 3. a blood vessel that carry blood away from the heart.
- 4. a blood vessel of the heart that carry blood from the lungs and to the heart.
- 5. a structure that prevent the blood from flowing backwards.
- 8. a blood vessel that carry blood to the heart.
- 10. the lower chamber of the heart.
- 12. a cell that fight infections.
- 14. a cell that transport oxygen.
- 16. part of the blood that transport nutrients and waste.