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allantois, aortic sac, atrioventricular junction, bulbis cordis, caudal neuropore, cephalic neuropore, cloaca, common umbilical artery, cut edge of umbilical vesicle, facio-vestibulocochlear neural crest (CN VII and CN VIII), foregut, head fold, internal carotid artery, left aortic arch 1, left aortic arch 2, left atrium, left dorsal aorta, left sinus venosus, left umbilical vein, left vitelline (omphalomesenteric) vein, mesencephalon, neural tube, pharyngeal groove 1, primary head vein, primitive ventricle of heart, prosencephalon (forebrain), rhombencephalon (hindbrain), right atrium, tail fold, trigeminal neural crest (CN V), vitelline plexus

Left lateral view of the 10-somite embryo showing the cardiovascular system. Arrows indicate the position of head and tail folds.


Keywords: allantois, aortic sac, atrioventricular junction, bulbis cordis, caudal neuropore, cephalic neuropore, cloaca, common umbilical artery, cut edge of umbilical vesicle, facio-vestibulocochlear neural crest (CN VII and CN VIII), foregut, head fold, internal carotid artery, left aortic arch 1, left aortic arch 2, left atrium, left dorsal aorta, left sinus venosus, left umbilical vein, left vitelline (omphalomesenteric) vein, mesencephalon, neural tube, pharyngeal groove 1, primary head vein, primitive ventricle of heart, prosencephalon (forebrain), rhombencephalon (hindbrain), right atrium, tail fold, trigeminal neural crest (CN V), vitelline plexus

Source: Atlas of Human Embryos.