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In eighteenth century Germany, Johann Friedrich Blumenbach studied how individuals within a species vary, and to explain such variations, he proposed…
AnthropologyAnatomy, ComparativeVariation (Biology)EmbryosDevelopmental BiologyEctoderm is one of three germ layers--groups of cells that coalesce early during the embryonic life of all animals except maybe sponges, and from…
EmbryosEmbryologyGastrulationCellsTissuesFrederik Ruysch, working in the Netherlands, introduced the term epithelia in the third volume of his Thesaurus Anatomicus in 1703. Ruysch created…
EpitheliumRuysch, Frederik, 1638-1731AnatomyCells--MorphologyHis, Wilhelm, 1831-1904John Hunter studied human reproductive anatomy, and in eighteenth century England, performed one of the earliest described cases of artificial…
Artificial InseminationDeadBody snatchingPregnancyAnatomyThree-dimensional anatomical models have long been essential to the learning of science and lend a sense of "control" to those practicing in the…
TechnologyReproductionModelsAnatomyEdward Drinker Cope studied fossils and anatomy in the US in the late nineteenth century. Based on his observations of skeletal morphology, Cope…
PeopleBiographyAnatomyEvolutionGunther von Hagens invented a plastination technique and created Body Worlds, a traveling exhibit that has made anatomy part of the public domain.…
PlastinationHuman bodyAnatomical museumsHuman AnatomyEmbryosGeorges Cuvier, baptized Georges Jean-Leopold Nicolas-Frederic Cuvier, was a professor of anatomy at the National Museum of Natural History in Paris…
AnatomyAnatomy, ComparativeNatural historyExtinction (Biology)ZoologyGirolamo Fabrici, known as Hieronymus Fabricius in Latin, was given the surname Aquapendente from the city where he was born, near Orvieto, Italy.…
PeopleBiographyFetusAnatomy