![](/drem/stage5c/labels2/S73L.gif)
![chorionic cavity, fibrous coagulum, presumptive prechordal plate, primary umbilical vesicle cavity](/drem/stage5c/Z0/S73N.jpg)
![](/drem/rulerbg.png)
0 μm
Carnegie Embryo #7700 | Location: 06-06-08
Keywords: chorionic cavity, fibrous coagulum, presumptive prechordal plate, primary umbilical vesicle cavity
Source: The Virtual Human Embryo.
Keywords: chorionic cavity, fibrous coagulum, presumptive prechordal plate, primary umbilical vesicle cavity
Source: The Virtual Human Embryo.