Respiratory System

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Across
  1. 2. Cancer disease where tissue in the lung grows out of control
  2. 3. Ducts surrounded by alveoli
  3. 6. pair of cone shaped organs in the thoracic cavity which inflate and deflate as respiration occurs
  4. 7. large air tubes leading from the trachea to the lungs which convey air to and from the lungs; consist of primary, secondary or tertiary and right and left bronchioles
  5. 8. tubular passage composed of 16-20 C-shaped rings of cartilage
  6. 9. common and deadly infectious disease caused by mycobacterium
  7. 11. chronic disease that affects your airways and cannot be cured
  8. 12. breathing out
Down
  1. 1. bring new oxygen from the air into the bloodstream, exchange the oxygen for waste products
  2. 4. System A system of organs, functioning in the process of gas exchange between the body and the environment
  3. 5. breathing in
  4. 10. short passage which connects the pharynx and the trachea; also known as the voice box