Respiratory System Small 320×317 Medium 640×635 Large 1024×1016 Download TIFF Original 2400×2381 | (2.5 MB) Description The respiratory system. Labels: 1, larynx; 2, trachea; 3, right lung; 4, left lung; 5, heart. Keywords "respiratory system", "thoracic region", larynx, lung, trachea, windpipe Galleries Human Lower Respiratory System Source: Currier, Andrew F. (Ed.) The Foundation Library (New York, NY: The Educational Society, 1911)
