Across
- 2. The liquid which is pumped around the heart
- 5. The gas in the air we need to breathe
- 6. These stop blood flowing in the wrong direction
- 8. The chambers at the bottom of the heart
- 9. The biggest artery leaving the heart
Down
- 1. Carries oxygenated blood from the lungs
- 3. Carries deoxygenated blood to the lungs
- 4. Blood enters here from the body
- 7. The chambers at the top of the heart