Anatomy and Physiology.WADE

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Across
  1. 3. cell that builds bone
  2. 5. artery, vessel carrying deoxygenated blood to lungs
  3. 6. lower heart chamber that pumps blood
  4. 7. largest artery carrying blood from the heart
  5. 10. smaller airway branches inside the lungs
  6. 14. protective outer covering of bones
  7. 16. connective tissue linking bone to bone
  8. 18. cell that breaks down bone
  9. 20. oxygen-carrying molecule in red blood cells
  10. 21. tiny vessel where gas exchange occurs
  11. 23. one of the spine's interlocking bones
Down
  1. 1. the longest and strongest bone
  2. 2. muscle that contracts to help you breathe
  3. 4. connective tissue linking muscle to bone
  4. 7. upper heart chamber receiving blood
  5. 8. throat region for air and food passage
  6. 9. tiny air sacs where gas exchange occurs in lungs
  7. 11. cage, protects heart and lungs
  8. 12. breastbone protecting heart and lungs
  9. 13. vein, vessel returning oxygenated blood to heart
  10. 15. major air passages leading into the lungs
  11. 17. soft tissue in bones that makes blood cells
  12. 19. windpipe carrying air to the bronchi
  13. 21. flexible tissue cushioning joints
  14. 22. voice box and airway structure