File:Stage10 sem10.jpg

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Human Embryo (Carnegie stage 10)

Carnegie stage 10, 23 day, 11 somite pairs

Scanning EM dorsolateral view

  • scale bar 200 microns
  • yolk sac attached, amnion cut, connecting stalk (right)
  • section removed to view developing heart in pericardial cavity
  • open anterior and posterior neuropore
  • note appearance of extra-embryonic mesoderm covering yolk sac (bottom)
  • thin amniotic membrane (cut edges)


A vertical version of this image also available.


Links: Carnegie stage 10 | Week 4 | Category:Carnegie Stage 10 | Neural System Development | Cardiovascular System Development | Placenta Development



Stage 10 Links: Week 4 | Gastrulation | Lecture | Practical | Image Gallery | Carnegie Embryos | Embryos | Category:Carnegie Stage 10 | Next Stage 11
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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

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Cite this page: Hill, M.A. (2024, May 21) Embryology Stage10 sem10.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Stage10_sem10.jpg

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

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