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Define menstruation

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Define menstruation
  • 2 answers

Sonam Kumari 1 year ago

Menstruation is the regular discharge of blood and mucosal tissue from the inner lining of the uterus through the ******. The menstrual cycle is characterized by the rise and fall of hormones. Menstruation is triggered by falling progesterone levels and is a sign that pregnancy has not occurred.
If the fertilization does not occur the released egg and the thickened lining of the uterus along with its blood vessels are shade of this causes blooding in women which is called menstruation
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