Across
- 3. chambers that holds blood about leave the heart
- 5. this sound caused by leaky valves
- 6. muscle in the heart
- 9. carries oxygen rich blood to the blood
- 10. keeps blood from back flowing
- 12. this blood has low oxygen levels
- 13. blood carrying vessels with valves
- 14. valve between Right atrium and ventricle
Down
- 1. arteries carry this with blood to the body
- 2. tiny blood vessels
- 4. membrane around heart
- 5. valve between left atrium and ventricle
- 7. blood flows into this, past the aortic valve
- 8. this vena cava brings blood from upper body
- 11. receiving chambers for blood from out in the body