![](/drem/stage17/labels2/S313L.gif)
![C-4 spinal nerve, C-5 spinal ganglion, adenohypophysial pouch, chorda tympani nerve, dorsal sulcus, dorsal thalamus, edge of arytenoid swelling, extra-ocular muscle mass, hypoglossal nerve (CN XII), internal carotid artery, mandibular nerve (CN V₃), marginal ridge, oropharynx, pharyngeal pouch 1, pharyngeal pouch 2, precardinal vein, primary head vein, supra-optic nucleus, vagus nerve (CN X), ventral (hypothalamic) sulcus, ventral thalamus](/drem/stage17/Z0/S313N.jpg)
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Carnegie Embryo #6520 | Location: 10-01-03
Keywords: C-4 spinal nerve, C-5 spinal ganglion, adenohypophysial pouch, chorda tympani nerve, dorsal sulcus, dorsal thalamus, edge of arytenoid swelling, extra-ocular muscle mass, hypoglossal nerve (CN XII), internal carotid artery, mandibular nerve (CN V₃), marginal ridge, oropharynx, pharyngeal pouch 1, pharyngeal pouch 2, precardinal vein, primary head vein, supra-optic nucleus, vagus nerve (CN X), ventral (hypothalamic) sulcus, ventral thalamus
Source: The Virtual Human Embryo.