ACRS anatomy of breathing

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Across
  1. 3. Chest muscle assisting forced inspiration when arms are fixed. (2 words)
  2. 7. Vertical abdominal muscle assisting expiration and coughing. (2 words)
  3. 9. Portion of the internal intercostal muscle active during inspiration.
  4. 11. Bronchus supplying a bronchopulmonary segment.
  5. 13. Distance the diaphragm moves during breathing.
  6. 14. Movement of air into and out of the lungs.
  7. 15. Breastbone forming the anterior thoracic wall.
  8. 18. Intercostal muscle active during inspiration.
  9. 20. Movement of gases across alveolar walls.
  10. 21. Intercostal muscle involved mainly in expiration.
  11. 23. Muscle type present in bronchioles.
  12. 25. Phase of breathing when air leaves the lungs.
Down
  1. 1. Artery accompanying a segmental bronchus.
  2. 2. Neck muscle that elevates the rib cage during forced inspiration.
  3. 4. Portion of the internal intercostal muscle active during expiration.
  4. 5. Neck muscles that elevate the first two ribs.
  5. 6. Cartilaginous ridge at the tracheal bifurcation.
  6. 8. Body position where diaphragm sits highest.
  7. 10. Type of cartilage forming tracheal rings
  8. 12. Phase of breathing when air enters the lungs.
  9. 16. Point where trachea divides into two bronchi
  10. 17. Bronchus supplying a lung lobe.
  11. 19. Microscopic air sacs where gas exchange occurs.
  12. 22. Nerve supplying the diaphragm (C3–C5)
  13. 24. Organ where gas exchange occurs.