![](/drem/stage17/labels2/S457L.gif)
![T-1 spinal ganglion, T-1 spinal nerve, aortic semilunar valve, brachial plexus, cornu Ammonis, gyrus dentatus, infundibulum of right ventricle, junction of dorsal aortas, lateral nasal prominence, lateral ventricle, left atrium, left ventricle, maxillary prominence of pharyngeal arch 1, medial nasal prominence(s), naris, right precardinal vein, subclavian artery, telencephalon medium](/drem/stage17/Z0/S457N.jpg)
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Carnegie Embryo #6520 | Location: 14-01-01
Keywords: T-1 spinal ganglion, T-1 spinal nerve, aortic semilunar valve, brachial plexus, cornu Ammonis, gyrus dentatus, infundibulum of right ventricle, junction of dorsal aortas, lateral nasal prominence, lateral ventricle, left atrium, left ventricle, maxillary prominence of pharyngeal arch 1, medial nasal prominence(s), naris, right precardinal vein, subclavian artery, telencephalon medium
Source: The Virtual Human Embryo.