Heart

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Across
  1. 2. one of the four essential heart valves, located on the right side of the heart
  2. 4. an artery in the right side of the heart
  3. 7. valve that controls the flow of oxygen-rich blood from the heart to the rest of the bod
  4. 8. the largest vein in the human body and a critical part of the circulatory system
  5. 11. a blood vessel that carries blood towards the heart
  6. 13. valve that is in the right side of the heart
  7. 16. vein that transfers blood from the lungs back to the left atrium of the heart
  8. 19. a blood vessel that carries blood away from the heart
  9. 20. a partition or dividing wall that separates 2 organs in the body
Down
  1. 1. one of the two main vessels responsible for returning deoxygenated blood to the heart from the body
  2. 3. the largest artery in the body
  3. 5. cardiac muscle tissue that forms the thick middle layer of the heart wall
  4. 6. system that involves the heart
  5. 9. stops the flow of a fluid in one direction only and prevent any backflow
  6. 10. valve that control the flow of oxygen-rich blood through the left side of the heart
  7. 12. pointed tip or the highest point of an anatomical structure
  8. 14. left side of the heart
  9. 15. right side of the heart
  10. 17. pumps blood to the body
  11. 18. the rhythmic throbbing you can feel in an artery