Across
- 2. largest vein in the body
- 5. provides blood to the head,neck and brain
- 9. beat of the heart
- 11. used to measure blood pressure
- 13. one of the upper vessels of the heart
- 15. waste released from the body when you breathe out
- 16. high blood pressure
Down
- 1. double-layered membrane that surrounds the heart
- 3. carries blood away from the heart
- 4. inflammation of the membrane around the heart
- 6. enters through the lungs
- 7. a separation or divider
- 8. when the heart contracts
- 10. when the heartbeat goes into relaxation mode
- 12. swishing sound the heart makes when it is irregular
- 14. smallest blood vessel