![](/drem/stage5c/labels2/S72L.gif)
![amniotic cavity, chorionic cavity, epiblast vacuole, fibrous coagulum, lacunar vascular circle, presumptive prechordal plate, primary umbilical vesicle cavity](/drem/stage5c/Z0/S72N.jpg)
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Carnegie Embryo #7700 | Location: 06-07-01
Keywords: amniotic cavity, chorionic cavity, epiblast vacuole, fibrous coagulum, lacunar vascular circle, presumptive prechordal plate, primary umbilical vesicle cavity
Source: The Virtual Human Embryo.