Cardiovascular System
Across
- 5. a chamber of the heart
- 9. double layered membrane
- 11. lower tip of heart
- 12. upper chamber of heart
- 13. takes blood pressure
- 14. small artery
- 15. small vein
Down
- 1. abnormal swishing sound by heart from improper closure
- 2. beat of the heart that can be felt by hand
- 3. phase when the heart contracts
- 4. cave largest vein in the body
- 6. smallest type of blood vessel
- 7. largest artery
- 8. gas that enters the body to the lungs
- 10. relaxing phase of heart