Heart Crossword - JL

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Across
  1. 1. top part of the largest vein in the body, returns all used blood to the heart
  2. 3. Valve that prevents backflow into the Left Atrium
  3. 5. (PT): splits to provide blood to both the LEFT & RIGHT lungs
  4. 6. only artery that carries deoxygenated blood
  5. 7. functions to stop the blood from moving backwards
  6. 10. upper right chamber of heart
  7. 13. Valve prevents backflow into the Right Atrium
  8. 14. small, very thin blood vessels the function to transfer gases + nutrients between the blood and body tissues.
  9. 17. lower right chamber of heart
  10. 18. Valve that prevents backflow into the Left Ventricle
Down
  1. 2. lower part of the largest vein in the body, returns all used blood to the heart
  2. 3. where gas is exchanged between the blood & the cells
  3. 4. lower left chamber of heart
  4. 5. Valve that prevents backflow into Right Ventricle
  5. 6. only vein that carries oxygenated blood
  6. 8. upper left chamber of heart
  7. 9. other name for bicuspid valve
  8. 11. largest artery in the body
  9. 12. has thick walls to carry blood AWAY from the heart & TOWARDS the body tissues
  10. 15. gas is exchanged at the alveoli across the respiratory membrane
  11. 16. has thin wall to carry blood TOWARDS the heart & AWAY from the body tissues