phuluong2k
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In the Kaplan note , it is derived from epiblast
but in Kaplan Book they say that it is from trophoblast
Any one can help me ? thanks
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| tasneembanu
Forum Guru
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hi,as far as i know the extra embryonic mesoderm is derived from the epiblast.
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| mash
Forum Fanatic
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agree with tasneem, it is derived frm epiblast.
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I hear and I forget. I see and I remember. I do and I understand.
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| phuluong2k
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OK
Thanks
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| sanfer
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The Epiblast and Hypoblast are the bilaminar formation that occurs at week 2; both are part of the EMBRYOBLAST or inner cell mass from the Blastocyst , if you remember Trophoblast is the outer cell mass of the blastocyst.
The Extraembryonic Mesoderm as the name says comes from the Epiblast (derived from embryoblast) and will cover: Yolk sac, Amnion, covers the connecting stalk and also lines the cytotrophoblast.
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