What involves the breakdown of the endometrium?

1 Answer
Grace F.
May 12, 2017

The decrease in specific hormone levels.

Explanation:

In the final stage of the menstrual cycle, progesterone levels increase, progesterone is a hormone which thickens the endometrial lining in the uterus to nourish a fertilized egg. Though if pregnancy does not occur, estrogen and progesterone levels then decrease . The decrease in progesterone levels cause menstruation , or the breakdown of the endomentrium layer.

Related questions
See all questions in Reproductive System
Impact of this question
5296 views around the world
You can reuse this answer
Creative Commons License