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Carnegie Stage Section
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T-5 intercostal nerve, T-5 spinal ganglion, T-5 spinal nerve, horizontal fissure, left ventricle, lower secondary bronchus, middle lobe of right lung, middle secondary bronchus, pericardial sac, primary interatrial septum (septum primum), rib 6, rib 7, right ventricle, secondary interatrial foramen (foramen secundum), secondary interatrial septum (septum secundum), sinus venosus, umbilical coelom, umbilical cord, umbilical vesicle stalk, upper lobe of right lung
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Carnegie Embryo #4090   |   Location: 17-5

Keywords: T-5 intercostal nerve, T-5 spinal ganglion, T-5 spinal nerve, horizontal fissure, left ventricle, lower secondary bronchus, middle lobe of right lung, middle secondary bronchus, pericardial sac, primary interatrial septum (septum primum), rib 6, rib 7, right ventricle, secondary interatrial foramen (foramen secundum), secondary interatrial septum (septum secundum), sinus venosus, umbilical coelom, umbilical cord, umbilical vesicle stalk, upper lobe of right lung

Source: The Virtual Human Embryo.