![](/drem/stage11/labels/S172L.gif)
![amniotic cavity, dermatomyotome 3 (O-3) , dorsal aorta, left horn of sinus venosus, midgut, notochord, right horn of sinus venosus, sclerotome, umbilical vesicle cavity, umbilical vesicle wall](/drem/stage11/Z0/S172N.jpg)
![](/drem/rulerbg.png)
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Carnegie Embryo #6344 | Location: 04-01-04
Keywords: amniotic cavity, dermatomyotome 3 (O-3) , dorsal aorta, left horn of sinus venosus, midgut, notochord, right horn of sinus venosus, sclerotome, umbilical vesicle cavity, umbilical vesicle wall
Source: The Virtual Human Embryo.