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Carnegie Stage Section
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C-5 root of brachial plexus, C-6 root of brachial plexus, C-7 spinal ganglion, clavicle, common carotid artery, deltoid muscle, inferior parathyroid gland, internal jugular vein, nasal capsule cartilage condensation, nasal cavity (nasal sac), nasal septal cartilage, platysma muscle, primary palate, strap muscles of neck, sympathetic trunk, trapezius muscle
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Carnegie Embryo #4090   |   Location: 13-9

Keywords: C-5 root of brachial plexus, C-6 root of brachial plexus, C-7 spinal ganglion, clavicle, common carotid artery, deltoid muscle, inferior parathyroid gland, internal jugular vein, nasal capsule cartilage condensation, nasal cavity (nasal sac), nasal septal cartilage, platysma muscle, primary palate, strap muscles of neck, sympathetic trunk, trapezius muscle

Source: The Virtual Human Embryo.