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Fig. 37. Secondary Chorionic Villi

Diagrammatic. (Modified from Bryce.)


Week 3 - second stage of chorionic villi development contain core of mesoderm. Tertiary villi then have blood vessel development within this core.

Extra-embryonic mesoderm grows into villi, covers the entire surface of chorionic sac.

Basal region will form chorionic plate.


Villi Image Links: tertiary villi | secondary villi | tertiary villi | Villi Development



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Reference

Gray H. Anatomy of the human body. (1918) Philadelphia: Lea & Febiger.


Cite this page: Hill, M.A. (2024, April 25) Embryology Gray0037.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Gray0037.jpg

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current12:57, 13 August 2012Thumbnail for version as of 12:57, 13 August 2012500 × 412 (74 KB)Z8600021 (talk | contribs)==Secondary Chorionic Villi== Diagrammatic. (Modified from Bryce.) {{Gray Anatomy}} Category:Cartoon Category:Placenta