claim
The menstrual phase occurs on days 1–5 of the cycle, during which the uterine lining sheds if pregnancy did not occur, causing bleeding.
Authors
Sources
- Menstrual Cycle Phases: Decoding the Stages - Perelel perelelhealth.com via serper
Referenced by nodes (4)
- endometrial lining concept
- menstrual phase concept
- menstrual cycle concept
- pregnancy concept