Cardiovascular system cross word puzzle

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Across
  1. 3. Protect the body from infection
  2. 4. After blood comes back to the heart this is the second place it goes
  3. 5. After blood comes back to the heart this is where is passes throught to get to its second location
  4. 7. The second place blood goes in the heart
  5. 8. Blood first enters the heart through this vein
  6. 9. This system works with the Cardiovascular system for gass exchange
  7. 11. This is the vein that oxygenated vein comes back to the heart through
  8. 14. Helps blood clot
  9. 15. After blood comes back to the heart this is the first place it goes
Down
  1. 1. This is arteriey that blood leavs the heart throught to get oxygenated in the lungs
  2. 2. Work with lungs to exchange O2 and CO2
  3. 6. This is where blood passes through to get to its third location
  4. 10. This is the third place blood goes
  5. 12. Transports blood
  6. 13. Blood leaves the heart throught this artery to get to the body