![](/drem/stage5c/labels2/S103L.gif)
![chorionic cavity, definitive exocoelomic (Heuser's) membrane, primary umbilical vesicle cavity, syncytiotrophoblast, uterine cavity](/drem/stage5c/Z0/S103N.jpg)
![](/drem/rulerbg.png)
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Carnegie Embryo #7700 | Location: 06-03-02
Keywords: chorionic cavity, definitive exocoelomic (Heuser's) membrane, primary umbilical vesicle cavity, syncytiotrophoblast, uterine cavity
Source: The Virtual Human Embryo.
Keywords: chorionic cavity, definitive exocoelomic (Heuser's) membrane, primary umbilical vesicle cavity, syncytiotrophoblast, uterine cavity
Source: The Virtual Human Embryo.