File:Stage9 bf4c.jpg

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Revision as of 16:42, 22 August 2009 by S8600021 (talk | contribs) (== Human embryo == Stage 9 day 20, somites 3-4 Ventrolateral view (cut away from chorion and amniotic sac) showing the embryo and yolk sac. Note: # the shape of the early folded embryonic disc and rostro-caudal bendings. # the relative thicknesses of )
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Human embryo

Stage 9 day 20, somites 3-4

Ventrolateral view (cut away from chorion and amniotic sac) showing the embryo and yolk sac.

Note:

  1. the shape of the early folded embryonic disc and rostro-caudal bendings.
  2. the relative thicknesses of the embryo and extra-embryonic membranes.
  3. the developing heart tube.
  4. the earliest forming somites.


Original file name: Stage9day20somites3-4ldorsalbf4-400px.jpg

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.

Embryonic Development

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current16:42, 22 August 2009Thumbnail for version as of 16:42, 22 August 2009275 × 400 (7 KB)S8600021 (talk | contribs)== Human embryo == Stage 9 day 20, somites 3-4 Ventrolateral view (cut away from chorion and amniotic sac) showing the embryo and yolk sac. Note: # the shape of the early folded embryonic disc and rostro-caudal bendings. # the relative thicknesses of

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