Across
- 3. help cause the blood to clot at an injury site
- 4. valve by the pulmonary artery
- 7. valve between the left atrium and left ventricle
- 9. brings in oxygen poor blood from the upper body
- 10. transports oxygen, nutrients, and takes wastes away
- 13. sends blood from the right atrium to the pulmonary artery
- 14. valve between the right atrium and right ventricle
- 16. valve that leeds to the aorta
Down
- 1. largest artery, sends blood to the body
- 2. sends oxygen poor blood to the lungs
- 5. brings back oxygen rich blood from the lungs to the heart
- 6. receives oxygen poor blood from superior vena cava
- 8. sends oxygen rich blood to the aorta
- 11. receives oxygen rich blood from the pulmonary vein
- 12. fights infections
- 15. muscular that pumps blood to the body