![](/drem/stage13/labels2/S84L.gif)
![C-1 spinal ganglion primordium, caudal edge of optic vesicle, dermatomyotome 5 (C-1), dorsal aorta, dorsal thalamus (diencephalon), left atrium, mandibular prominence of pharyngeal arch 1, pericardial cavity, primordial maxillary vein, prosencoel (third ventricle), right atrium, tracheo-esophageal tube, truncus arteriosus](/drem/stage13/Z0/S84N.jpg)
![](/drem/rulerbg.png)
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Carnegie Embryo #836 | Location: 05-03-04
Keywords: C-1 spinal ganglion primordium, caudal edge of optic vesicle, dermatomyotome 5 (C-1), dorsal aorta, dorsal thalamus (diencephalon), left atrium, mandibular prominence of pharyngeal arch 1, pericardial cavity, primordial maxillary vein, prosencoel (third ventricle), right atrium, tracheo-esophageal tube, truncus arteriosus
Source: The Virtual Human Embryo.