Respiratory System

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Across
  1. 2. the volume of air inhaled or exhaled during normal, involuntary breathing
  2. 4. a large sheet of muscle located beneath the lungs.
  3. 8. a bacterial infection that damages the tissues of the lungs
  4. 10. a tiny branch of he bronchus that connects to a cluster of alveoli
  5. 12. the tube leading from the mouth toward the lungs
  6. 13. tiny sacs at the end of bronchiole that forms the respiratory membrane
Down
  1. 1. moist membrane covering the lung and chest cavity wall on each side
  2. 3. a collapse lung caused by introduction of air between the pleural membranes
  3. 5. the volume of air remaining in the lungs after forced exhalation
  4. 6. infection of the lungs that causes the alveoli to fill with pus and mucus
  5. 7. one of the two main branches of he trachea that lead toward the lungs
  6. 9. contains the vocal cord
  7. 11. flap of tissue which prevents food from entering windpipe during swallowing