The Respiratory System

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Across
  1. 6. Even smaller tubes that branch off the bronchi inside the lungs. They carry oxygen to the alveoli.
  2. 7. Also known as the windpipe, this organ connects the pharynx to the bronchi.
  3. 8. The organ also known as your voice box.
  4. 10. Another name for your throat.
  5. 11. Where air first enters the respiratory system.
  6. 13. The tiny blood vessels that surround the alveoli.
  7. 14. Small, grape like structure at the end of the bronchioles inside the lungs.
Down
  1. 1. The gas that is released when you exhale.
  2. 2. The dome shaped muscle located under the lungs.
  3. 3. The singular form of the work "bronchi".
  4. 4. What happens to your diaphragm when you exhale.
  5. 5. Two smaller tubes that branch off of the trachea and distribute air into both of the lungs.
  6. 9. What happens to your diaphragm when you inhale.
  7. 12. The gas that is taken in by the respiratory system when you inhale.