fetal membrane

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Related to extraembryonic membrane: extraembryonic mesoderm

fe·tal mem·brane

a structure or tissue that develops from the zygote but does not form part of the embryo proper.
Farlex Partner Medical Dictionary © Farlex 2012

fetal membrane

n.
Any of the membranous structures closely associated with or surrounding a developing vertebrate embryo, including the amnion, chorion, allantois, and yolk sac. Also called embryonic membrane.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

fe·tal mem·brane

(fē'tăl mem'brān)
A structure (e.g., chorion) or tissue that develops from the zygote but does not form part of the embryo proper.
Synonym(s): embryonic membrane.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

fetal membrane

Any of the membranous structures that protect and support the embryo and provide its nutrition, respiration, and excretion. The structures are yolk sac, allantois, amnion, chorion, decidua, and placenta.
See also: membrane
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
Evolution of reptilian placentation: development of extraembryonic membranes of the Australian scincid lizards, Bassiana duperreyi (oviparous) and Pseudemoia entrecasteauxii (viviparous).