Contents
Key Stage 3
Meaning
Ovulation is when an ovum is released from an ovary.
About Ovulation
- The ovum rolls along the edge of the oviduct swept along by cilia following ovulation.
- Ovulation takes place on the 14th day of the menstrual cycle.
Key Stage 4
Meaning
Ovulation is when an ovum is released by a follicle in the ovary.
About Ovulation
- Prior to ovulation follicle stimulating hormone causes the follicles to grow and the ovum to mature.
- Ovulation is triggered by a sudden increase in luteinising hormone around the 14th day of the menstrual cycle which causes the ovum to be released from a follicle.
- Following ovulation the ovum rolls along the edge of the oviduct swept along by cilia.
A graph showing changes during the menstrual cycle including ovulation. The graph notes:
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