The menstrual cycle
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How long does the menstrual cycle last?
28 days
What is the monthly cycle called?
Menstrual cycle
What happens in the menstrual cycle?
if the uterus does not receive a fertilised egg then the egg and uterus lining break down and lost from the body through the vagina over a period of 3 to 4 days usually.
What happens during the 28 days? write the steps
day 1 - lining of the uterus break down and bleeding starts known as ‘the period’ day 4- lining of the uterus builds up again. thickens into a spongy layer full of blood vessels ready for implantation day 14 - egg is released from the ovaries so it’s most likely the woman may become pregnant day 28 - The wall remains thick awaiting for the arrival of a fertilised egg. if this doesn’t happen the lining breaks down and the cycle starts all over again