Parts of the Cardiovascular System

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Across
  1. 2. When the heart relaxes to be filled with blood
  2. 5. The blood vessels that bring blood from around the body back to the heart
  3. 6. Waste product that the cardiovascular system removes
  4. 9. The vena cava that brings in blood from the lower part of the body
  5. 11. The layer of tissue that separates the two ventricles
  6. 14. The element that helps give cells energy
  7. 15. Chamber in the heart that receives oxygenated blood that has traveled past the lungs
  8. 16. When the heart squeezes itself to get blood out
  9. 17. The vena cava that brings in blood from the upper part of the body
  10. 18. The blood vessel that brings blood back to the heart from the lungs
  11. 20. Valves that exist between the ventricles and blood vessels
  12. 21. Chamber in the heart that pumps blood out of the heart past the lungs to get oxygen
Down
  1. 1. The three phases that happen when a heartbeat occurs
  2. 3. Valves that exist between the atrium and the ventricles
  3. 4. Most common blood vessels that allow different substances to come in and out of the bloodstream
  4. 7. Blood vessels that take blood to the heart
  5. 8. The blood vessel that transports blood out of the heart to the rest of the body
  6. 10. Blood vessels that take blood away from the heart
  7. 12. Chamber in the heart that receives deoxygenated blood that has traveled around the body
  8. 13. The blood vessel that brings blood from the heart to the lungs
  9. 15. Chamber in the heart that pumps blood out to the entire body
  10. 19. The organ that pumps blood throughout the body