Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 909
municate, onethrough another, with the ge-neral cavity.—The structureof the lungs of Birds presentus with an arrangement ofa very different kind, thepurpose of which is to ex-pose a very large amount ofcapillary surface to the influ-ence of the air. The entiremass of each lung may beconsidered as… … Interior of upper part of Lung of Frog.
Microscopy · Biology
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