Blood & Circulation

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Across
  1. 5. WBCs help to fight _______________.
  2. 8. Veins carry blood ____________ the heart.
  3. 9. RBC
  4. 11. Arteries carry blood ____________ from the heart.
  5. 13. Sickle cell disease is a ________________ disease.
  6. 14. SCD
  7. 16. WBC
  8. 17. RBCs are shaped like a _____________.
Down
  1. 1. What type of blood flows through the pulmonary artery?
  2. 2. What type of blood flows through the aorta?
  3. 3. Protein in your RBCs that helps them to carry oxygen
  4. 4. What is the largest artery in your body?
  5. 6. How many ventricles does the human heart have?
  6. 7. How many chambers does the human heart have?
  7. 10. What do red blood cells carry?
  8. 12. STC
  9. 15. blood count CBC