File:Lewis1903 plate04.jpg

Plate IV

Pig Embryo of 12.0 mm. Reconstruction from transverse sections, Series 5.

The section is on the right of the median plane, and shows chiefly the heart and venous system. 1, Umbilical artery, a. Aortic septum. All, Allantois. Ao, Aorta. Au, Eight auricle. 6, Bundle of trabeculae. c, wall between bulbs arteriosus and auricle, card', card". Superior and inferior sections of the posterior cardinal vein. cl. 1, cl. 2, cl. 3, cl. ^, Entodermal poiiches and their pharyngeal openings of the corresponding gill clefts, c. am. Dotted outline of the omental or lesser jjeritoneal cavity, d, Left duct of Cuvier. D. C, Eight duct of Cuvier. D. V, Dvictus venosus Arantii. F. ^V, Foramen of Winslow. F. pp, Pleuro-peritoneal foramen, gen. Genital txvbercle. G. R, Genital Eidge. Jug', Jug", Jugular or anterior cardinal vein. Li, Liver. /. s, anlage of the lateral sinus, mx, Transverse vein. P. Pulmonary artery, p. c. Pericardial cavity. PI, Dotted outline of pleural cavity, liec, Eectum. Sc, Subcardinal vein. Scl, Subclavian vein, sis, Anlage of the superior longitudinal sinus. Ur, Ureter. Um. d. Eight umbilical vein. r. Valves of the sinus venosus. Yen, Eight ventricle. Y. H. C, Vena hepatica communis, v. op. Ophthalmic vein. Y. P, Portal vein. W. ft, Wolffian body. W. D, WolflTian duct, x. Anastomosis between the right and left cardinal systems. x 13.5 diams.

Reference

Lewis FT. The gross anatomy of a 12 mm pig. (1903) Amer. J Anat. 2: 221-225.

Cite this page: Hill, M.A. (2024, April 19) Embryology Lewis1903 plate04.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Lewis1903_plate04.jpg

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