The heart

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Across
  1. 1. The body's largest artery - Takes oxygenated blood from the left ventricle to the body
  2. 3. Permits blood to flow one way only, from the left atrium into the left ventricle
  3. 6. Pushes blood out of the heart and into the artery - Opened by the increased blood preasure
  4. 7. Takes oxygenated blood from the lungs to the left atrium
  5. 8. Prevent back flow of blood into the right atrium
  6. 10. Two hollow chambers at the bottom of the heart, they recieve blood from the Atria
Down
  1. 2. One of them collects unoxygenated blood that has returned from the body, and the other one collects oxygenated blood that has returned from the lungs.
  2. 4. Carries de-oxygenated blood from the right ventricle to the lungs
  3. 5. Bring de-oxygenated blood from the body to the heart - One of the two main veins
  4. 9. Allow the apropiated flow of blood from the left ventricle into the aorta during ventricular systole