Cardiovascular System Crossword

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Across
  1. 4. Red blood cells
  2. 6. Platelets
  3. 8. All vessels that carry blood to the heart.
  4. 9. Prevent backflow of blood in the heart and veins.
  5. 11. The liquid component of blood.
  6. 13. Vessels that are the site for gas and nutrient exchange with cells.
  7. 14. The side of the heart that receives deoxygenated blood.
Down
  1. 1. Passageways for blood to travel throughout the body.
  2. 2. The side of the heart that receives oxygenated blood.
  3. 3. White blood cells
  4. 5. The four sections of the heart are called _____.
  5. 7. The vein that returns blood from the body to the heart.
  6. 10. The artery that sends oxygenated blood to the body.
  7. 12. All vessels that carry blood away from the heart.