Respiratory System

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Across
  1. 1. pair of spongy, air-filled organs located on either side of the chest
  2. 4. membrane lining the chest cavity and covering the lungs
  3. 5. amazing sport involving the throwing of thin, plastic circles toward a metal basket using the fewest possible throws
  4. 7. small movable lid just above the larynx that prevents food & drink from entering your windpipe
  5. 8. major air passage of the lungs which diverge from the windpipe
  6. 10. main passageway through which air passes from the mouth to the lungs; “windpipe”
  7. 11. many tiny air sacs of the lungs which allow quick gaseous exchange
Down
  1. 1. hollow muscular organ forming an air passage to the lungs; “voice box”
  2. 2. a channel for airflow through the nose
  3. 3. two openings of the nasal cavity
  4. 6. opening through which food and air enter the body
  5. 8. a small branch that the bronchi divide into
  6. 9. membrane-lined cavity behind the nose & mouth, connecting them to the esophagus