Blood Vessels and The Heart

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Across
  1. 1. Top two chambers of the heart
  2. 5. Blood vessels that exchange oxygen and carbon dioxide
  3. 6. Structures found in veins but not in arteries
  4. 7. Bottom two chambers of the heart
  5. 8. Word use to describe oxygen rich blood
  6. 9. A body fluid in human and other animals that contains substances and cells
Down
  1. 1. Blood vessels that carries blood from the heart
  2. 2. Number of chambers in the heart
  3. 3. Artery that is exception to rule that arteries carry oxygenated
  4. 4. Word use to describe carbon dioxide rich blood
  5. 6. Blood vessels that carries blood to the heart