Across
- 2. Type of blood cells that fight infection
- 3. Chamber at the top of the heart
- 4. Liquid part of blood
- 6. Smallest blood vessel
- 8. Blood vessel that transport blood back to the heart
- 9. Type of blood cells that contain haemoglobin for gas transport
- 10. Heartbeat is controlled by the _____ stem
- 11. Largest artery in the body
Down
- 1. Chamber at the bottom of the heart
- 4. type of blood cell that clots blood
- 5. Blood vessel that transports blood away from the heart
- 7. Relating to the lungs