Skip to main content

Medical Subject Headings

Search from vocabulary

Content language

Concept information

Embryonic Structures > Embryo, Mammalian > Extraembryonic Membranes > Allantois
Tissues > Membranes > Extraembryonic Membranes > Allantois

Preferred term

Allantois  

Type

  • Topical Descriptor

Broader concept

Related concepts

Entry terms

  • Allantoic Membrane
  • Membrane, Allantoic

Scope note

  • An extra-embryonic membranous sac derived from the YOLK SAC of REPTILES; BIRDS; and MAMMALS. It lies between two other extra-embryonic membranes, the AMNION and the CHORION. The allantois serves to store urinary wastes and mediate exchange of gas and nutrients for the developing embryo.

History note

  • 91(75); was see under FETAL MEMBRANES 1975-90

In other languages

URI

http://www.yso.fi/onto/mesh/D000482

Download this concept:

RDF/XML TURTLE JSON-LD Created 1/1/99, last modified 7/11/07