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NALT Concept Space
U.S. Department of Agriculture

NALT Core

Concept information

  1. Fields of Study
  2. animal science
  3. anatomy and morphology
  4. embryonic structures
  5. embryo (animal)
  6. extraembryonic membranes
  1. Animals, Livestock, One Health
  2. animal science
  3. anatomy and morphology
  4. embryonic structures
  5. embryo (animal)
  6. extraembryonic membranes

Término preferido

extraembryonic membranes

Tipo

  • Topic

Definición

  • Information The thin layers of tissue that surround the developing embryo. There are four extra-embryonic membranes commonly found in vertebrates, such as reptiles; birds; and mammals. They are the yolk sac, the allantois, the amnion, and the chorion. These membranes provide protection and means to transport nutrients and wastes.

    Fuente: Medical Subject Headings 2012

    Tipo: Concept definition

Concepto genérico

Conceptos específicos

Conceptos relacionados

Sinónimos

  • extra-embryonic membranes
  • fetal membranes
  • foetal membranes

En otras lenguas

URI

https://lod.nal.usda.gov/nalt/105267

Descargue este concepto:

RDF/XML TURTLE JSON-LD Creado 19/1/06, última modificación 5/9/13