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DeCS
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Descriptor English:
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Chorion
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Descriptor Spanish:
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Corion
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Descriptor Portuguese:
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Córion
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Synonyms English:
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Chorions
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Tree Number:
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A10.615.284.473
A16.254.750.473
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Definition English:
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The outermost extra-embryonic membrane surrounding the developing embryo. In REPTILES and BIRDS, it adheres to the shell and allows exchange of gases between the egg and its environment. In MAMMALS, the chorion evolves into the fetal contribution of the PLACENTA. |
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See Related English:
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Chorioallantoic Membrane
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History Note English:
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78(75); was see under FETAL MEMBRANES 1963-77
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Allowable Qualifiers English:
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Record Number:
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2873
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Unique Identifier:
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D002823
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Occurrence in VHL:
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Similar:
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DeCS CID-10 SciELO LILACS LIS
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