Day 1 of the menstrual cycle is when the lining of the uterus breaks down and is shed (menstruation).
Adet döngüsünün 1. günü, uterus zarının parçalanıp atıldığı (adet kanaması) zamandır.
| Front | What happens on day 1 of the menstrual cycle? |
|---|---|
| Back | It begins and the lining of the uterus breaks down and is released (period). |
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