Chorion

Chorions

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.

http://purl.bioontology.org/ontology/MESH/D002823

Chorions

AB AH BS CH CY DE DG EM EN GD IM IN IR ME MI PA PH PP PS RE SU TR UL VI

C0008503

1

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.

19780101

D049033

78(75); was see under FETAL MEMBRANES 1963-77

http://purl.bioontology.org/ontology/MESH/Q000737

http://purl.bioontology.org/ontology/MESH/Q000201

http://purl.bioontology.org/ontology/MESH/Q000503

http://purl.bioontology.org/ontology/MESH/Q000187

http://purl.bioontology.org/ontology/MESH/Q000002

http://purl.bioontology.org/ontology/MESH/Q000528

http://purl.bioontology.org/ontology/MESH/Q000166

http://purl.bioontology.org/ontology/MESH/Q000294

http://purl.bioontology.org/ontology/MESH/Q000254

http://purl.bioontology.org/ontology/MESH/Q000821

http://purl.bioontology.org/ontology/MESH/Q000382

http://purl.bioontology.org/ontology/MESH/Q000601

http://purl.bioontology.org/ontology/MESH/Q000648

http://purl.bioontology.org/ontology/MESH/Q000276

http://purl.bioontology.org/ontology/MESH/Q000502

http://purl.bioontology.org/ontology/MESH/Q000637

http://purl.bioontology.org/ontology/MESH/Q000293

http://purl.bioontology.org/ontology/MESH/Q000098

http://purl.bioontology.org/ontology/MESH/Q000196

http://purl.bioontology.org/ontology/MESH/Q000033

http://purl.bioontology.org/ontology/MESH/Q000378

http://purl.bioontology.org/ontology/MESH/Q000000981

http://purl.bioontology.org/ontology/MESH/Q000473

http://purl.bioontology.org/ontology/MESH/Q000469

http://purl.bioontology.org/ontology/MESH/D049033

http://purl.bioontology.org/ontology/MESH/D015017

http://purl.bioontology.org/ontology/MESH/D049033

http://purl.bioontology.org/ontology/MESH/D000482

http://purl.bioontology.org/ontology/MESH/D000650

78; was see under FETAL MEMBRANES 1963-77

19990101

20070711

A16.254.750.473

A10.615.284.473

D002823

search FETAL MEMBRANES 1966-74

Chorion

T008223

NLM (1975)

T018

http://purl.bioontology.org/ontology/MESH/D005321