The menstrual cycle Flashcards
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