Reproductive hormones

4 lessons in Homeostasis and response.

24 exam questions · 62 marks

5.20 Hormones and the menstrual cycle How testosterone and oestrogen bring about puberty, the stages of the 28-day menstrual cycle, and the jobs of FSH, LH, oestrogen and progesterone. AQA Edexcel OCR 6 questions 5.21 How the menstrual cycle hormones interact How FSH, oestrogen, LH and progesterone switch each other on and off to control the menstrual cycle, and how to read a graph of hormone levels. Higher only AQA Edexcel OCR 6 questions 5.22 Contraception How hormonal and non-hormonal methods of contraception prevent pregnancy, how effective each one is, and how to evaluate them. AQA Edexcel OCR 6 questions 5.23 Treating infertility How hormones are used to treat infertility: fertility drugs containing FSH and LH, clomifene, and the steps of IVF, with the benefits, risks and ethical issues. Higher only AQA Edexcel OCR 6 questions