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Fig. 6. Sagittal section through plane of common pulmonary vein embryo of 31 somites

Sagittal section (15 micron) through plane of common pulmonary vein, showing it complete, from the sinus venosus to tip of lung rudiment. There is no pulmonary circulation at this stage Angioblasts can be seen over the surface of the lung-bud. Embryo of 31 somites, 50 hours' incubation; hematoxylin and eosin stain; series X.

1922 Chicken Pulmonary: Fig 1 | Fig 2 | Fig 3 | Fig 4 | Fig 5 | Fig 6 | Fig 7 | Fig 8 | Fig 9 | Fig 10 | Plate 1 | Plate 2 | Carnegie No.66 | Chicken Development | Respiratory

Links: Carnegie Institution of Washington - Contributions to Embryology | Chicken Development | Respiratory System Development

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