![](/drem/stage5c/labels2/S51L.gif)
![chorionic cavity, primary umbilical vesicle cavity, uterine cavity](/drem/stage5c/Z0/S51N.jpg)
![](/drem/rulerbg.png)
0 μm
Carnegie Embryo #7700 | Location: 05-02-06
Keywords: chorionic cavity, primary umbilical vesicle cavity, uterine cavity
Source: The Virtual Human Embryo.
Keywords: chorionic cavity, primary umbilical vesicle cavity, uterine cavity
Source: The Virtual Human Embryo.