nephrogenic cord

nephrogenic cord
either of the paired ridges of tissue that run along the dorsal surface of the abdominal cavity of the embryo. Parts of it develop into the kidney, ovary, or testis and their associated ducts. Intermediate stages of these developments are the pronephros, mesonephros, and metanephros.

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a longitudinal cordlike part of the urogenital ridge, formed of fused or never separated nephrotome plates, that gives rise to the mesonephric tubules and part of the metanephric tubules.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Nephrogenic 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 …   Wikipedia

  • nephrogenic cord — either of the paired ridges of tissue that run along the dorsal surface of the abdominal cavity of the embryo. Parts of it develop into the kidney, ovary, or testis and their associated ducts. Intermediate stages of these developments are the… …   The new mediacal dictionary

  • Cord — Short and informal reference to the spinal cord, the major column of nerve tissue that is connected to the brain, lies within the vertebral canal, and from which the spinal nerves emerge. The spinal cord and the brain constitute the central… …   Medical dictionary

  • nephrogenic tissue — see under cord …   Medical dictionary

  • Development of the reproductive system — The development of the reproductive system is a part of prenatal development, and concerns the sex organs. It is a part of the stages of sexual differentiation. Because its location to a large extent overlaps the urinary system, the development… …   Wikipedia

  • metanephros — The most caudally located of the three excretory organs appearing in the evolution of the vertebrates (the others being the pronephros and the mesonephros); in mammalian embryos, the m. develops caudal to the mesonephros during its regression,… …   Medical dictionary

  • Development of the urinary and reproductive organs — The development of the urinary and reproductive organs as a part of the prenatal development, concerns the urinary system and sex organs. The latter is a part of the stages of sexual differentiation. The urinary and reproductive organs are… …   Wikipedia

  • Development of the gonads — The prenatal development of the gonads is a part of the development of reproductive system and ultimately forms the testes in males and ovaries in females. They initially develop from the mesothelial layer of the peritoneum. The ovary is… …   Wikipedia

  • Embryology — 1 morula, 2 blastula 1 blastula, 2 gastrula with blastopor …   Wikipedia

  • skeleton — skeletonless, adj. skeletonlike, adj. /skel i tn/, n. 1. Anat., Zool. the bones of a human or an animal considered as a whole, together forming the framework of the body. 2. any of various structures forming a rigid framework in an invertebrate.… …   Universalium

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