Circulatory System

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Across
  1. 4. This part of the heart sends blood to other parts of the body.
  2. 5. The blood vessels, heart and blood make up what?
  3. 7. ________ and carbon dioxide are carried away by blood from the cells.
  4. 9. The blood cells that make the blood have its color?
  5. 11. The vessels that carry the blood back to the heart?
  6. 12. The liquid part of blood that carries digested food and important materials to the cells.
  7. 15. This connects the arteries to the veins?
  8. 16. ________ and nutrients are what blood brings to cells.
Down
  1. 1. To squeeze together.
  2. 2. Their function is to help fight germs and bacteria.
  3. 3. The upper two chambers of the heart?
  4. 6. The blood cell we have the most of?
  5. 8. The vessels that carry blood away from the heart?
  6. 10. The blood cell that is smallest?
  7. 11. In the heart, these open and close to allow blood to flow.
  8. 13. The amount of time for our heart to beat is less than a____?
  9. 14. The liquid part of blood?