Extraembryonic membrane
id:
extraembryonic-membrane-174-966275
title:
Extraembryonic membrane
text:
The extraembryonic membranes are four membranes which assist in the development of an animal's embryo. Such membranes occur in a range of animals from humans to insects. They originate from the embryo, but are not considered part of it. They typically perform roles in nutrition, gas exchange, and waste removal. There are four standard extraembryonic membranes in reptiles and mammals: the yolk sac which surrounds the yolk, the amnion which surrounds and cushions the embryo, the allantois which am
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Extraembryonic_membrane
date created:
2017-05-18T19:45:54Z
date modified:
2024-09-02T15:42:18Z
main entity:
{"identifier":"Q30674142","url":"https://www.wikidata.org/entity/Q30674142"}
image:
fields total:
13
integrity:
14