File:Stage9 sem4c.jpg: Difference between revisions

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Human Embryo Carnegie Stage 9

Stage 9 day 20, somites 3-4 (scale bar 100 μm)

Dorsal view (amniotic sac cut away) showing the embryo and cut amnion edge.

Note:

the shape of the early folded embryonic disc and rostro-caudal bendings.
the neural groove and brain fold.
the earliest forming somites.
the connecting stalk.

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

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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	Date/Time	Thumbnail	Dimensions	User	Comment
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@@ Line 1: / Line 1: @@
+== Human Embryo Carnegie Stage 9==
+Stage 9 day 20, somites 3-4 (scale bar 100 μm)
+Dorsal view (amniotic sac cut away) showing the embryo and cut amnion edge.
+Note:
+# the shape of the early folded embryonic disc and rostro-caudal bendings.
+# the neural groove and brain fold.
+# the earliest forming somites.
+# the connecting stalk.
+{{Carnegie_stage_table_1}}
+{{SEM}}