The heart

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Across
  1. 4. One of two large vessels that return deoxygenated blood to the right atrium of the heart
  2. 5. Pathway that carries oxygen-rich blood to the lungs and deoxygenated blood back to the heart
  3. 9. lower chamber of the heart which pumps blood into both the body and the lungs
  4. 10. lowest blood pressure released before the ventricles contract.
  5. 15. The force applied by the heart in pumping blood
  6. 16. Blood vessels that carry oxygenated blood away from the heart
Down
  1. 1. Pathway that carries oxygen-rich blood to the heart but also carries deoxygenated blood to the heart
  2. 2. A major artery that carries blood(oxygenated) to all body parts but the lungs.
  3. 3. Specialized muscle tissues that receive signals from sinoatrial node that in turn send their own signals to the ventricular causing them to contract
  4. 6. Pathway that carries oxygen-rich blood to the body and returns deoxygenated blood back to the heart
  5. 7. Blood vessels that carry blood back to the heart(usually contains large amounts of carbon dioxide)
  6. 8. Extension of a vessel that opens and closes so that fluid only goes one-way
  7. 11. Maximum blood pressure that can happen when a ventricular contracts
  8. 12. specialized muscle tissues that send out signals and cause the heart to make the "LUBB" "DUBB" sound.
  9. 13. one of the two top chambers of the heart that collects the blood that flows into the heart
  10. 14. Muscular wall that separates the two ventricles from the atriam.