Lower Respiratory Anatomy- Ava Dibble

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Across
  1. 6. Openings between alveoli that allow air to pass between sacs
  2. 7. Structure forming the outer boundary of the chest cavity
  3. 12. Flat bone in the center of the chest protecting vital organs
  4. 14. Single air sac where gas exchange occurs
  5. 15. Broad lower surface of the lung resting on the diaphragm
  6. 16. Tiny air sacs where oxygen and carbon dioxide are exchanged
  7. 17. Small airways in the lungs where gas exchange begins
  8. 19. Layers surrounding the heart that protect and anchor it
  9. 20. Space between the lungs and chest wall filled with fluid to reduce friction
Down
  1. 1. Uppermost pointed portion of the lung
  2. 2. Groove that separates the upper and middle lobes of the right lung
  3. 3. Membrane directly covering the surface of the lungs
  4. 4. Gland located behind the sternum involved in immune system development
  5. 5. Tube located behind the trachea that carries food to the stomach
  6. 8. Passageway that carries air from respiratory bronchioles to alveolar sacs
  7. 9. Membrane lining the inside of the thoracic cavity
  8. 10. Organ located between the lungs that pumps blood through the body
  9. 11. Cluster of alveoli at the end of an alveolar duct
  10. 13. Area where bronchi, blood vessels, and nerves enter and leave the lung
  11. 18. Tube located in the neck and chest that carries air to the lungs