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5,800+ Sac Stock Photos, Pictures & Royalty-Free Images - iStock | Amniotic sac, Money sac, Sac icon
![The diagram illustrates the healthy trachea and air sacs of the human lungs highlighted with black lines for easy viewing. 8288533 Vector Art at Vecteezy The diagram illustrates the healthy trachea and air sacs of the human lungs highlighted with black lines for easy viewing. 8288533 Vector Art at Vecteezy](https://static.vecteezy.com/system/resources/previews/008/288/533/original/the-diagram-illustrates-the-healthy-trachea-and-air-sacs-of-the-human-lungs-highlighted-with-black-lines-for-easy-viewing-vector.jpg)
The diagram illustrates the healthy trachea and air sacs of the human lungs highlighted with black lines for easy viewing. 8288533 Vector Art at Vecteezy
![Diagram showing the healthy trachea and air sacs of the human lungs. use in medicine and education Stock Illustration | Adobe Stock Diagram showing the healthy trachea and air sacs of the human lungs. use in medicine and education Stock Illustration | Adobe Stock](https://as2.ftcdn.net/v2/jpg/05/08/80/69/1000_F_508806978_DM4dyp9oWpkJrgUc402qahNdrKnk58LD.jpg)