![](/drem/stage5a-1/labels2/S27L.gif)
![blastocystic cavity (blastocoele), cytotrophoblast, edematous endometrial stroma (decidua), extra-embryonic mesoblast, solid syncytiotrophoblast, trophoblast](/drem/stage5a-1/Z0/S27N.jpg)
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Carnegie Embryo #8020 | Location: 06-03-07
Keywords: blastocystic cavity (blastocoele), cytotrophoblast, edematous endometrial stroma (decidua), extra-embryonic mesoblast, solid syncytiotrophoblast, trophoblast
Source: The Virtual Human Embryo.