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Graphics Interchange Format  |  1995-09-05  |  6.5 KB  |  228x181  |  8-bit (39 colors)
   ocr: TRACHEA This tube carries air to and from the. lungs.Itis reinforced by rings of cartilage,a tough substance also found lin manyjoints. The trachea, or windpipe, divides into wo smaller tubes, called bronchi, which lead to the lungs.