Circulatory System

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Across
  1. 2. Carries oxygen rich blood from the lungs to the heart.
  2. 3. The heart beating irregularly.
  3. 6. Control the direction of the flow of blood in the heart.
  4. 7. Carries oxygen poor blood from the heart to the lungs.
  5. 9. carry oxygen rich blood away from the heart to the rest of the body.
  6. 10. Delicate blood vessels that bring nutrients and oxygen to cells.
Down
  1. 1. These paths carry blood all throughout the body.
  2. 4. This organ pumps blood throughout the body.
  3. 5. carry oxygen poor blood back to the heart.
  4. 8. This organ supplies blood with oxygen.