The Respiratory System

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Across
  1. 2. Place where gases are exchanged between blood and inhaled air and where alveoli are stored
  2. 4. Tiny air sacs at the end of a bronchiole in the lungs
  3. 6. Tube at the back of the mouth that serves as a passageway for both food and air
  4. 7. Two large tubes in the chest cavity that lead up from the trachea to the lungs
Down
  1. 1. A passageway in the respiratory system that cleans and begins to transport air as it enters the body
  2. 2. Structure in the throat that contains vocal cords
  3. 3. Large flat muscle at the bottom of the chest cavity that helps with breathing
  4. 5. Tube that connects larynx to the bronchi