Keywords: 
allantois, 
duodenum, 
esophagus, 
herniated midgut, 
hindgut, 
left kidney (metanephros), 
left mesonephros, 
liver, 
mesonephric duct, 
metanephric duct (ureter), 
midgut, 
right kidney (metanephros), 
right mesonephros, 
spleen, 
stomach, 
superior mesenteric vein (in mesentery), 
urinary bladder
Source: The Virtual Human Embryo.