The Respiratory System

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Across
  1. 3. This is where the respiratory system starts
  2. 5. Also known as the voice box
  3. 7. This is replaced by Oxygen
  4. 9. What type of blood vessel runs next to the alveoli
  5. 10. This replaces Carbon Dioxide
  6. 11. Is the process to make energy
  7. 13. The large muscle under the lungs
  8. 14. This makes the left bronchi lower than the right bronchi
  9. 15. This is where o2 enters our body and expel CO2
Down
  1. 1. A thin air passage in the lung that branches off a larger airway
  2. 2. Its function is to exchange oxygen from air with carbon dioxide from blood
  3. 4. A tube going from the larynx to the bronchi and carrying air to the lungs
  4. 6. This is where respiration takes place
  5. 8. These are tiny airsacs at the end of every bronchiole
  6. 12. this is located at the back of your throat