The Heart

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Across
  1. 1. Large artery leaving the left ventricle heading to the lower body
  2. 3. Top chamber on the right side of the heart
  3. 5. Valve between the left ventricle and the aorta
  4. 8. Valve between the right ventricle and the pulmonary arteries
  5. 9. Blood vessel that takes blood from the lungs to the left atrium
  6. 11. Bottom chamber on the left side of the heart
  7. 12. Gas humans exhale
  8. 15. Group of cells that tell the atria to contract
  9. 16. The sound of the opening and closing of the valves of the heart
  10. 18. Valve between the right atrium and right ventricle
Down
  1. 2. Bottom chamber on the right side of the heart
  2. 4. Large arter leaving the left ventricle heading to the upper body
  3. 6. Gas humans need to live
  4. 7. Blood vessel that takes blood from the right ventricle to the lungs
  5. 10. Measurement of the force of the ventricular contraction and relaxation in the arteries
  6. 13. Group of sells that tell the ventricles to contract
  7. 14. Top chamber on the left side of the heart
  8. 17. Valve between the left atrium and the left ventricle