File:Stage9 bf1.jpg
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Human embryo
Stage 9 day 20, somites 3-4
Ventrolateral view (cut chorionic) showing the embryo, yolk sac and amniotic sac.
Note:
- the relative size of the embryo and the associated extra-embryonic coeloms.
- the shape of the early folded embryonic disc and rostro-caudal bendings.
- the caudal attachment of the embryo to the chorionic wall.
- the relative thicknesses of the embryo and extra-embryonic membranes.
Original file name: Stage9day20somites3-4lateralbf1v2.jpg
Image version links
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Page Links: Carnegie stage 9 | Week 3 | Gastrulation
- 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
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.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 11:37, 22 August 2009 | | 886 × 1,000 (39 KB) | S8600021 (talk | contribs) | Ventrolateral view (cut chorionic) showing the embryo, yolk sac and amniotic sac. Original file name: Stage9day20somites3-4lateralbf1v2.jpg {{Template:SEM}} |
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