Edexcel GCSE Triple Science - The Menstrual Cycle and Hormone Control

Edexcel GCSE Triple Science - The Menstrual Cycle and Hormone Control

1. The Menstrual Cycle

   • Between puberty and about the age of 50, women have a menstrual cycle that occurs about every 28 days.

2. Hormones

   • There are four hormones that control the menstrual cycle - oestrogen, progesterone, FSH and LH.

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