Across
- 1. the heart has 4 of these
- 4. is where oxygen rich blood is returned to the heart from the lungs
- 6. the vein that sends blood to the lungs
- 10. blood vessel that travels away from the heart
- 12. the largest Artery
- 13. capillary, artery, and ________
- 14. the heart belongs to this system
- 15. the connection between veins and arteries
Down
- 2. veins are this color
- 3. the largest vein in our body
- 5. where the pulmonary vein sends oxygen poor blood
- 7. the gas the lungs put into our blood cells
- 8. after blood enters the right atrium it flows into the right
- 9. there are 3 of these one is red one is blue and one connects the other two
- 11. this color represents oxygen rich blood