Keywords: C-3 / C-4 intervertebral disc, C-4 spinal nerve, C-5 spinal ganglion, body of sphenoid, centrum of C-3 vertebra, cervical plexus, dorsal thalamus, edge of cerebral vesicle(s), edge of lateral ventricle, edge of pigmented layer of retina, epithalamus, hypothalamus, jugular lymph sac, laryngeal pharynx, lingual artery, mandibular nerve (CN V₃), marginal ridge, maxillary nerve (CN V₂), nasopharynx, neural arch of C-4 vertebra, ophthalmic nerve (CN V₁), optic groove, orbitosphenoid, pharyngeal arch 3 cartilage, precardinal vein (internal jugular vein), primordial mandible, pterygopalatine ganglion, splenius muscle, stem of adenohypophysis, sternocleidomastoid muscle, trapezius muscle, ventral thalamus, zona limitans intrathalamica
Source: The Virtual Human Embryo.