![](/drem/stage5c/labels2/S3L.gif)
![edge of syncytiotrophoblast, endometrial stroma (decidua), intact endometrial epithelium, lumen of endometrial gland, uterine cavity](/drem/stage5c/Z0/S3N.jpg)
![](/drem/rulerbg.png)
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Carnegie Embryo #7700 | Location: 04-01-06
Keywords: edge of syncytiotrophoblast, endometrial stroma (decidua), intact endometrial epithelium, lumen of endometrial gland, uterine cavity
Source: The Virtual Human Embryo.