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Carnegie Stage Section
T-2 spinal ganglion, aorta, apex of left lung, arch of azygos vein, ascending aorta, auricle of left atrium, auricle of right atrium, ductus arteriosus, flexor muscles in forearm, head of radius, head of rib 3, infundibulum of right ventricle, intermediate zone, left ventricle, marginal zone, median nerve, metacarpal 4, pleural cavity, pulmonary semilunar valve, pulmonary trunk, right ventricle, scapula, teres major muscle, ulna, ventricular zone
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Carnegie Embryo #4090   |   Location: 15-3

Keywords: T-2 spinal ganglion, aorta, apex of left lung, arch of azygos vein, ascending aorta, auricle of left atrium, auricle of right atrium, ductus arteriosus, flexor muscles in forearm, head of radius, head of rib 3, infundibulum of right ventricle, intermediate zone, left ventricle, marginal zone, median nerve, metacarpal 4, pleural cavity, pulmonary semilunar valve, pulmonary trunk, right ventricle, scapula, teres major muscle, ulna, ventricular zone

Source: The Virtual Human Embryo.