Cardiovascular Crossword

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Across
  1. 3. What cavity is the mediastinum and pleural cavity found in?
  2. 5. What is oxygen bound to in blood?
  3. 6. What cavity is the heart found in?
  4. 8. What in veins keep blood flowing in one direction to prevent back flow?
  5. 11. The right side of the heart carries what kind of blood?
  6. 12. The heart is known as the what of the body?
  7. 13. Cardiac muscle fibers are shaped how?
  8. 14. What is the largest blood vessel in the body?
  9. 16. Which arteries carry deoxygenated blood?
  10. 17. Which pulmonary vessels carry oxygenated blood?
Down
  1. 1. What are the uppermost chambers of the heart called?
  2. 2. Which ventricle has the thickest muscular wall?
  3. 4. The left side of the heart carries what kind of blood?
  4. 6. What is the thick, muscular wall of the heart called?
  5. 7. You cannot control your heart beat, which means your heart contracts how?
  6. 9. What kind of muscle surrounds blood vessels?
  7. 10. What is the serous membrane around the heart called?
  8. 14. What blood vessels always travel away from the heart?
  9. 15. What is the condition where there is a low RBC count?