| extraembryonic | Outside the embryonic body; e.g., those membranes involved with the embryo's protection and nutrition which are discarded at birth without being incorporated in its body. (05 Mar 2000) |
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| extraembryonic blastoderm | That part of the blastoderm which is not incorporated in the embryo but forms membranes concerned in its nourishment and protection. (05 Mar 2000) |
| extraembryonic celom | That portion of the celom that extends beyond the confines of the embryonic body. (05 Mar 2000) |
| extraembryonic ectoderm | Derivative of epiblast outside the embryo's body. (05 Mar 2000) |
| extraembryonic membrane | A structure or tissue that develops from the fertilised ovum but does not form part of the embryo proper. Synonym: embryonic membrane, extraembryonic membrane. (05 Mar 2000) |
| extraembryonic mesoderm | Extraembryonic ectoderm cells or tissues which, though derived from the zygote, are not part of the embryo proper and along with the extraembryonic mesoderm form the foetal membranes (e.g., amnion). Synonym: primary mesoderm. (05 Mar 2000) |
Synonyms : Extra-Embryonic Membranes, Extra Embryonic Membranes, Extra-Embryonic Membrane, Extraembryonic Membrane, Fetal Membrane, Membrane, Extra-Embryonic, Membrane, Extraembryonic, Membrane, Fetal, Membranes, Extra-Embryonic, Membranes, Extraembryonic, Membranes, Fetal
| extraembryonic coelom |
the portion of the coelom external to the embryo, bordered by chorionic mesoderm and the mesoderm of the amnion and yolk sac; it communicates temporarily at the umbilicus with the intraembryonic coelom. Called also exocoelom.
Ãâó: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| extraembryonic |
external to the embryo proper, as the extraembryonic coelom or extraembryonic membranes.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| extraembryonic b. |
the region of the blastoderm forming membranes rather than the embryo proper.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| extraembryonic c. |
the portion of the coelom external to the embryo, bordered by chorionic mesoderm and the mesoderm of the amnion and yolk sac; it communicates temporarily at the umbilicus with the intraembryonic coelom. Called also exocoelom.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| extraembryonic e. |
a derivative of epiblast or ectoderm located outside the body of the embryo.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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