Circulatory System

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Across
  1. 5. Bloodvessels that carry blood from heart to body
  2. 7. Abnormal multiplication of white blood
  3. 8. gas exchange of fish takes place in
  4. 10. gas exchange of amphibians on land takes place in
  5. 12. top chamber of human's heart
  6. 13. heart disease because incomplete development
  7. 14. bottom chamber of human's heart
Down
  1. 1. illness that makes heart has to pump harder
  2. 2. blood vessel throbbing caused by heart contraction
  3. 3. illness when our body has low red blood cell
  4. 4. illness caused by diet high in fat
  5. 6. gas exchange of amphibians underwater takes place in
  6. 9. the other name for circulatory system
  7. 11. part of heart that control the direction of blood flow