Menstruation

{
  "id": "MLC-T-CHM-007188",
  "term": "Menstruation",
  "field": "Chemistry",
  "definition": "The periodic shedding of the uterine lining (endometrium) through the vagina, occurring approximately once a month in females of reproductive age when pregnancy does not occur. This process is a normal part of the menstrual cycle, typically lasting for 3 to 7 days. It is regulated by the fluctuating levels of estrogen and progesterone hormones.",
  "synonyms": [
    "menses"
  ],
  "subject": "Chemistry and Human Health",
  "see_also": [
    "endometrium",
    "menstrual cycle"
  ],
  "references": [
    "PAC, 2016, 88, 713. 'Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)' on page 777 (https://doi.org/10.1515/pac-2015-1202)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/menstruation/"
}