Respiratory System

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Across
  1. 3. the name of the two cavities located in the nose: beginning of the respiratory system
  2. 6. center of the respiratory system: consists of two pink sacs inside which gas exchange takes place
  3. 7. muscle located just under lungs that contracts and expands to help with breathing
  4. 8. tube located in the neck that connects the mouth with the esophagus and the nostrils with the larynx
Down
  1. 1. tube that extends from the larynx to the lungs: directly brings air into the lungs
  2. 2. common condition in which your airways narrow and swell and may produce extra mucus
  3. 4. gas inhaled by lungs
  4. 5. tubular organ of the respiratory system that receives air from the pharynx and carries it to the trachea: prevents food from passing to deep regions of the respiratory system