File:Stage11 bf10.jpg

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Human Embryo Carnegie stage 11

This is a dorsall view of embryo (25 days, 20 somite pairs) showing the upper half of the embryo neural groove and tube as well as the pharyngeal arches from behind.

Carnegie stage 11: Week 4, 23 - 26 days, 2.5 - 4.5 mm, Somite Number 13 - 20

View: ventral view

Features: brain folds, somites, heart, midgut region, connecting stalk


Scanning EM image version of embryo is also available.

Original File Name: Stage11day25somite20 ventral bf9.jpg


Image version links: Large 1700px | 1000px | Medium 800px | Small 600px


Stage 11 Images: BF1 - dorsal view | BF2 - lateral view | BF3 - ventral with scale bar | BF4 - ventral view | BF5 - lateral view | BF6 - ventral view | BF7 - Kyoto embryo | BF8 - ventral head | BF9 - ventral head | BF10 - dorsal neural | BF11 - ventral embryo and yolk sac | Scanning EM embryo | Carnegie stage 11


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 13) Embryology Stage11 bf10.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Stage11_bf10.jpg

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


Stage 11 Images: BF1 - dorsal view | BF2 - lateral view | BF3 - ventral with scale bar | BF4 - ventral view | BF5 - lateral view | BF6 - ventral view | BF7 - Kyoto embryo | BF8 - ventral head | BF9 - ventral head | BF10 - dorsal neural | BF11 - ventral embryo and yolk sac | Scanning EM embryo | Carnegie stage 11

File history

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Date/TimeThumbnailDimensionsUserComment
current11:07, 15 May 2011Thumbnail for version as of 11:07, 15 May 20111,762 × 2,304 (268 KB)S8600021 (talk | contribs)==Human Embryo Carnegie stage 11== This is a ventral view of embryo (25 days, 20 somite pairs) head showing open cranial (anterior) neuropore and heart tube. Carnegie stage 11: Week 4, 23 - 26 days, 2.5 - 4.5 mm, Somite Number 13 - 20 View: ventral vie

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