Section of the Lung of a Bird

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In birds the lungs are confined to the back wall of the chest. They are not separated into lobes, but are oblong and flattened in shape, and connected with a series of air-receptacles scattered through various parts of the body. Shown is a section of a bird lung, magnified. Labels: 1, A bronchial tube that ends in a sac (caeca). 2, Division of the bronchial tubes that branch out among lobules. B, A plexus of capillary vessels.

Keywords

bird, lung, "bronchial tube", "respiratory system"

Galleries

Bird Anatomy

Source

Cutter, Calvin First Book on Analytic Anatomy, Physiology and Hygiene, Human and Comparative (Philadelphia: J. B. Lippincott & Co., 1875) 98

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