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Carnegie Stage Section
T-1 intercostal nerve, T-1 spinal ganglion, axillary artery, brachial artery, frontal prominence, left brachiocephalic vein, left lobe of thymus gland, nasal capsule cartilage, osteogenic layer, phrenic nerve, radial nerve, rib 1, right brachiocephalic vein, scapula, serratus anterior muscle, subscapularis muscle, supraspinatus muscle, trapezius muscle, vascular plexus
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Boyd Embryo #H983   |   Location: 92-1-1

Keywords: T-1 intercostal nerve, T-1 spinal ganglion, axillary artery, brachial artery, frontal prominence, left brachiocephalic vein, left lobe of thymus gland, nasal capsule cartilage, osteogenic layer, phrenic nerve, radial nerve, rib 1, right brachiocephalic vein, scapula, serratus anterior muscle, subscapularis muscle, supraspinatus muscle, trapezius muscle, vascular plexus

Source: The Virtual Human Embryo.