File:Stage9 sem7c.jpg: Difference between revisions

Human embryo

Stage 9 day 20, somites 3-4

Caudal view (amniotic sac and end of embryo cut away) showing the embryo.

Note:

1. the shape of the early folded embryonic disc and rostro-caudal bendings.
2. the primitive pit and streak.
3. the floorplate region.
4. the mesoderm structure.

Original file name: Stage9day20somites3-4caudodorsalsem7-400px.jpg

Image Source: Scanning electron micrographs of the Carnegie stages of the early human embryos are reproduced with the permission of Prof Kathy Sulik, from embryos collected by Dr. Vekemans and Tania Attié-Bitach. Images are for educational purposes only and cannot be reproduced electronically or in writing without permission.

Embryonic Development

Carnegie Stages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | About Stages | Timeline

Cite this page: Hill, M.A. (2024, April 19) Embryology Stage9 sem7c.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Stage9_sem7c.jpg

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© Dr Mark Hill 2024, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G