Allantois

{
  "id": "MLC-T-CHM-000412",
  "term": "Allantois",
  "field": "Chemistry",
  "definition": "A sac-like extraembryonic membrane that develops from the hindgut of the embryo. In mammals, it contributes to the formation of the umbilical cord and the fetal part of the placenta, facilitating gas exchange and waste removal. It also stores nitrogenous waste in birds and reptiles.",
  "subject": "Chemistry and Human Health",
  "see_also": [
    "umbilical artery",
    "umbilical cord",
    "umbilical vein",
    "yolk sac"
  ],
  "references": [
    "PAC, 2016, 88, 713. 'Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)' on page 719 (https://doi.org/10.1515/pac-2015-1202)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/allantois/"
}