The heart

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Across
  1. 4. This heart chamber pumps oxygenated blood to the body.
  2. 7. The largest artery in the body which originates from the left ventricle.
  3. 9. Blood from the lower body enters the right atrium via this vessel.
  4. 11. The heart chamber that pumps deoxygenated blood into the pulmonary artery.
Down
  1. 1. Freshly oxygenated blood flows through this vessel to the left atrium.
  2. 2. The heart chamber that receives deoxygenated blood from the body.
  3. 3. The vessel through which deoxygenated blood flows to the lungs.
  4. 5. This chamber of the heart receives oxygenated blood from the pulmonary vein.
  5. 6. Blood returning from the upper body passes through this vessel to the right atrium.
  6. 8. The widest part of the heart.
  7. 10. The lowest superficial part of the heart.