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The organogenesis (including organ formation and development of organs ) (from ancient Greek ὄργανον Organon , German , tool ' and the ending -genese ) is the process in multicellular animal organisms in which the development of organ systems in the course of embryogenesis expires. In humans, it begins at the end of blastogenesis with the development of the brain , eyes and heart in the first two weeks of germ development and ends after about eight weeks with the end of embryogenesis and the beginning of fetogenesis .

See also


  • Viktor Schwarz: Comparative development history of animals. A short textbook. dtv, Munich 1991, ISBN 3-423-04232-X .
  • Hubert Walter: Human sexual and developmental biology. dtv, Munich 1991, ISBN 3-423-04314-8 .