Across
- 2. the aortic valve and replaces it with a mechanical valve or a valve made from cow, pig or human heart ...
- 6. thick middle layer of the heart
- 7. frequency of heartbeat
- 8. outermost layer of the heart
- 11. blood cells made in bone marrow
- 12. the largest part of your blood
- 13. carry blood towards the heart
- 14. blood cells made in bone marrow found in blood and lympth tissue
- 16. tissue covering the inside of the heart
- 17. a wall dividing a cavity or stucture into smaller ones
Down
- 1. the smallest blood vessel
- 3. the pressure of blood pushing against the wall of your artiers
- 4. the largest artery of the body
- 5. carry blood away from the heart
- 9. tiny disc shape found in blood and spleen
- 10. ciculatory system delievers blood and oxygen to the body
- 15. heart beats per minute