File:Smith1957 fig02.jpg

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Fig. 2. Foregut

A, the ventrolateral aspect of a model of the foregut of embryo no. 5074, horizon 3:, showing the earliest pulmonary primordium, the laryngotracheal sulcus, between the thyroid and the anterior intestinal portal. Drawing by Mary M. Cope. X75.

B, section 2-2-3, same embryo, at the level of the laryngotracheal sulcus. The notochord forms a portion of the thin dorsal wall of the foregut. The differentiation of the cells of the ventral wall of the fort-gut is noted. X 100.


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Pages where the terms "Historic" (textbooks, papers, people, recommendations) appear on this site, and sections within pages where this disclaimer appears, indicate that the content and scientific understanding are specific to the time of publication. This means that while some scientific descriptions are still accurate, the terminology and interpretation of the developmental mechanisms reflect the understanding at the time of original publication and those of the preceding periods, these terms, interpretations and recommendations may not reflect our current scientific understanding.     (More? Embryology History | Historic Embryology Papers)

Smith EI. The early development of the trachea and esophagus in relation to atresia of the esophagus and tracheoesophageal fistula. (1957) Contributions To Embryology, No. 245


Cite this page: Hill, M.A. (2024, February 21) Embryology Smith1957 fig02.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Smith1957_fig02.jpg

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