Urogenital system of the 10-mm embryo.
Keywords: allantois, cloaca, cloacal membrane, genital tubercle, gonadal ridge, hindgut, left urogenital sinus horn, mesonephric duct, mesonephros, metanephric diverticulum, metanephrogenic mass, primitive renal pelvis, rectum, urogenital sinus, urorectal septum
Source: Atlas of Human Embryos.