Across
- 3. Proteins found on the surface of the RBC that identifies the different blood groups
- 4. Term for High blood pressure
- 10. Protective membrane covering the heart
- 11. Contraction phase of the heart
- 12. Fluid in the lymph vessels and lymphatic organs
- 14. Artery that carries oxygen and nutrients to the muscles of the heart
- 18. Relaxation Phase of the heart
- 19. Node that initiates the heartbeat
- 20. Prevents mixing of blood between the right and the left side of the heart
Down
- 1. Valve between the right Auricle and right Ventricle
- 2. Carry blood towards heart
- 3. Receiving chambers
- 5. Circulatory fluid in Human body
- 6. Principal sites for exchanges of gases and other materials
- 7. Carry blood away from heart
- 8. Scientist who identified the blood groups
- 9. Pumping chambers
- 13. Heart muscles
- 15. ______ occurs when the heart suddenly stops pumping blood around the body.
- 16. Organ of our body where blood gets oxygenated
- 17. Carries oxygenated blood to all parts of the body