The Cardiovascular System - ITVR

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Across
  1. 4. The blood route leading to the lungs and back to the heart.
  2. 7. Caused by Impulses generated by the Sinoatrial Node.
  3. 8. Tubes running through the body that transport oxygenated blood.
  4. 11. Cells in the blood that provide an immune response.
  5. 13. The Tissue that covers the heart to provide protection, anchor the heart in place, and lubricate it.
  6. 14. Tubes running through the body that transport blood that does not carry oxygen.
  7. 16. a.k.a platelets, fragments within the blood that help form clots.
Down
  1. 1. The blood route leading to the body and back to the heart.
  2. 2. Cells in the blood that transport oxygen
  3. 3. The tip of the heart.
  4. 5. The organs that allow blood to collect oxygen.
  5. 6. Tiny tubes between arteries and veins that allow blood to transfer oxygen to the body.
  6. 9. The organ responsible for pumping blood to and from the lungs and the body.
  7. 10. Our hearts have four of these.
  8. 12. One-way doors that prevent the backwards flow of blood.
  9. 15. The liquid substance within the body that transports oxygen.