Respiratory System

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Across
  1. 2. contains the nostrils and is used for breathing and smelling
  2. 4. a muscle that helps your lungs pull in air and push it out
  3. 8. passage connecting your throat and lungs
  4. 9. air passage from the throat to the lungs
  5. 12. bones that surround and protect your lungs and heart
  6. 14. a network of organs and tissues that help you breath
  7. 15. a disease that causes inflammation in the airways
Down
  1. 1. Blood vessels in the alveoli walls that move oxygen and carbon dioxide
  2. 3. begins below the thoracic inlet level and include the thoracic trachea and bronchi
  3. 5. surrounded by the lips and takes in food
  4. 6. air passages from the nasal cavity to the cervical trachea above the thoracic inlet
  5. 7. tubes at the bottom of your windpipe that connect into each lung
  6. 10. are inside the rib cage and passes oxygen into the blood and removes carbon dioxide
  7. 11. contains the vocal cords and used for talking
  8. 13. the passage which leads from the back of your mouth