Menstrual cycle

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Menstrual cycle Day 1-5 (1-7) is the shed of the lining 5- 14 FSH is relesed to cuse the egg to grow, as the egg matures oestrogen is relised to thicken the utraus lining. Day 14 the level of hormones relised from the brain peaks and theis is menstration. 21 The egg travels to the utarus and embedes into Day 14 the lining - 33.2.3 - Day 21 28 if the egg is not fertialised the utarus lining brakes dowen as the hormone levels drop. Day 0 The cycle begins The old egg is shed from womb along with the lining. Day 5 The period stops FSH starts to be relesed by the pituitary gland in the brain and travels through the blood strem Day 7 The egg signals to the ovaris as it develops The ovaries start to produce the hormone estrogen Thi causes the ining of the womb to get Day 15 The overies are now producing so much estrogen that it is detected by the brain The brain stops the production of FSH and stats the production of LH LH triggers ovulation. Day 20 The new egg reachthe womb The lining of the womb is thick. This protects the egg if it is fertilsed into the embryo Day 28 If the egg is fertilized it will begin developing. And hormones stay high to increse the thickness of the lining. If the egg is not fertilized then...

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