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21Kidney development — Kidney development, or nephrogenesis, describes the embryologic origins of the kidney, a major organ in the urinary system. It is often considered in the broader context of the development of the urinary and reproductive organs. Contents 1 Phases …
22Ureteric bud — Latin gemma ureterica; diverticulum metanephricum Carnegie stage 13 Days 35 Precursor …
23Cortical cords — Days 49 Precursor sex cords Gives rise to follicles In embryology, cortical cords (also called secondary cords) are structures that develop from sex cords in the female. After further development they become the ovarian foll …
24Mesonephric tubules — Latin tubuli mesonephrici Code TE E5.6.2.1.0.0.1; E5.7.2.1.0.0.2 Mesonephric tubules are genital ridges that are next to the mesonephros. In males, some of the mesonephric kidney tubules, instead of being used to filter blood like the rest, they… …
25Cloacal membrane — Tail end of human embryo from fifteen to eighteen days old. Latin membrana cloacalis Gray s …
26Cloaca (embryology) — For other uses, see Cloaca. Cloaca (embryology) Tail end of human embryo thirty two to thirty three days old. Cloaca is visible at center left. The endodermal cloaca is labeled with green, while the ectodermal cloaca is seen as a colorless crest… …
27Nephrotome — Latin nephrotomus Days 21 Precursor mesoderm Gives rise to pronephros Code …
28Nephrogenic cord — Latin chorda nephrogenica Precursor intermediate mesoderm, urogenital ridge Code TE E5.6.2.0.0.0.3 The nephrogenic cord is a portion of the urogenital ridge which is the source of much of the urinary system …
29Paramesonephric duct — Urogenital sinus of female human embryo of eight and a half to nine weeks old …
30Mesonephric duct — Urogenital sinus of female human embryo of eight and a half to nine weeks old …
