Respiratory system

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Across
  1. 2. also know as "windpipe"
  2. 6. a hollow tube that connects your trachea also called the "voice box"
  3. 7. tubes in the lungs that divide into smaller air passages called bronchioles
  4. 8. cavity the inside of your nose
Down
  1. 1. large dome shaped muscle under the lungs
  2. 3. Tiny balloon like airsick surrounded by a mesh of tiny blood cells
  3. 4. It carries air, food and fluid down from the nose and mouth.
  4. 5. you have to that are located in your chest