![](/drem/stage13/labels2/S62L.gif)
![aortic arch 2, aortic arch 3, dermatomyotome 3 (O-3) , dermatomyotome 4 (O-4) , dorsal aorta, internal carotid artery, mesencoel (cerebral aqueduct), pharyngeal pouch 3, pharynx primordium, precardinal vein, primary head vein, region of mesencephalic (cephalic) flexure](/drem/stage13/Z0/S62N.jpg)
![](/drem/rulerbg.png)
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Carnegie Embryo #836 | Location: 04-03-06
Keywords: aortic arch 2, aortic arch 3, dermatomyotome 3 (O-3) , dermatomyotome 4 (O-4) , dorsal aorta, internal carotid artery, mesencoel (cerebral aqueduct), pharyngeal pouch 3, pharynx primordium, precardinal vein, primary head vein, region of mesencephalic (cephalic) flexure
Source: The Virtual Human Embryo.