File:Patten052.jpg

Fig. 52. Drawings to show nephric tubules

A drawing from transverse section through twelfth somite of 16 somite chick to show pronephric tubule. (After Lillie.)

B schematic diagram of functional pronephric tubule. (After Wiedersheim.)

C drawing from transverse section through seventeenth somite of 30-somite chick, to show primitive mesonephric tubule;

D schematic diagram of functional mesonephric tubule of primitive type. (After Wiedersheim.)

For a later stage of the mesonephric tubules of the chick see Fig. 53.

Links: Introduction | Gametes and Fertilization | Segmentation | Entoderm | Primitive Streak and Mesoderm | Primitive Streak to Somites | 24 Hours | 24 to 33 Hours | 33 to 39 Hours | 40 to 50 Hours | Extra-embryonic Membranes | 50 to 55 Hours | Day 3 to 4 | References | All Figures

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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)

Reference

Patten BM. The Early Embryology of the Chick. (1920) Philadelphia: P. Blakiston's Son and Co.

Cite this page: Hill, M.A. (2024, April 16) Embryology Patten052.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Patten052.jpg

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