Circulatory System

1234567891011121314151617181920
Across
  1. 3. Proteins found on the surface of the RBC that identifies the different blood groups
  2. 4. Term for High blood pressure
  3. 10. Protective membrane covering the heart
  4. 11. Contraction phase of the heart
  5. 12. Fluid in the lymph vessels and lymphatic organs
  6. 14. Artery that carries oxygen and nutrients to the muscles of the heart
  7. 18. Relaxation Phase of the heart
  8. 19. Node that initiates the heartbeat
  9. 20. Prevents mixing of blood between the right and the left side of the heart
Down
  1. 1. Valve between the right Auricle and right Ventricle
  2. 2. Carry blood towards heart
  3. 3. Receiving chambers
  4. 5. Circulatory fluid in Human body
  5. 6. Principal sites for exchanges of gases and other materials
  6. 7. Carry blood away from heart
  7. 8. Scientist who identified the blood groups
  8. 9. Pumping chambers
  9. 13. Heart muscles
  10. 15. ______ occurs when the heart suddenly stops pumping blood around the body.
  11. 16. Organ of our body where blood gets oxygenated
  12. 17. Carries oxygenated blood to all parts of the body