Difference between revisions of "Menstrual Cycle"
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===About the Menstrual Cycle=== | ===About the Menstrual Cycle=== | ||
+ | : The '''menstrual cycle''' in [[Human|humans]] repeats every month. | ||
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| style="height:20px; width:500px; text-align:center;" |A [[graph]] showing the relative thickness of the [[Uterus|uterine wall]] through the 28 days of the '''menstrual cycle'''. | | style="height:20px; width:500px; text-align:center;" |A [[graph]] showing the relative thickness of the [[Uterus|uterine wall]] through the 28 days of the '''menstrual cycle'''. | ||
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+ | ==Key Stage 4== | ||
+ | ===Meaning=== | ||
+ | The '''menstrual cycle''' is a regular change in the [[Organ|organs]] of the [[Female Reproductive System|female reproductive system]] that include [[ovulation]] and [[menstruation]] (periods). | ||
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+ | ===About the Menstrual Cycle=== | ||
+ | : The '''menstrual cycle''' is controlled by the [[hormone]]s; [[oestrogen]], [[progesterone]], [[Luteinising Hormone|luteinising hormone]] and [[Follicle Stimulating Hormone|follicle stimulating hormone]]. |
Revision as of 17:32, 16 November 2018
Contents
Key Stage 3
Meaning
The menstrual cycle is the changes that happen to the female reproductive system every 28 days.
About the Menstrual Cycle
- The menstrual cycle in humans repeats every month.
In the first 6 days of the menstrual cycle the uterine wall leaves through the vagina. This is often called a 'period'. | On day 7 an ovum begins to mature and the uterine wall starts to build back up again. | The uterine wall continues to build up. | The uterine wall continues to build up. |
The uterine wall continues to build up. | The ovum is released from the ovary. | The ovum travels down the oviduct. | If the ovum is not fertilised the uterine wall breaks down. |
A graph showing the relative thickness of the uterine wall through the 28 days of the menstrual cycle. |
Key Stage 4
Meaning
The menstrual cycle is a regular change in the organs of the female reproductive system that include ovulation and menstruation (periods).
About the Menstrual Cycle
- The menstrual cycle is controlled by the hormones; oestrogen, progesterone, luteinising hormone and follicle stimulating hormone.