Biology 0.0 / 5 ? BiologyNervous system, hormones and behaviourGCSEAQA Created by: xxisobelCreated on: 01-03-17 21:54 Where is FSH found? Pituitary Gland 1 of 12 What jobs does FSH have? Causes eggs to mature and stimulates ovaries to produce oestrogen. 2 of 12 Where can Oestrogen be found? Ovaries 3 of 12 What is the job of Oestrogen? Stops FSH being produced - only one egg matures in the cycle and stimulates production of LH in pituitary gland 4 of 12 What is the job of LH? To release the mature egg from the ovaries. 5 of 12 What is the job of oral contraceptives? Reduces chances of mature eggs being produced 6 of 12 What hormones are contained in the combined pill and why? Oestrogen and Progesterone because they inhibit the production of FSH and stop eggs maturing 7 of 12 Why do we use a combined pill with lower amounts of Oestrogen? High levels of Oestrogen caused side effects such as headaches, weight gain and high blood pressure 8 of 12 Which hormones do fertility drugs contain and why? LH and FSH to stimulate maturing of eggs in the ovaries 9 of 12 What risks does IVF involve? Multiple conceptions - increased risk of premature babies, underweight babies and other risks of complication 10 of 12 Note form - how does IVF work? Mature egg removed, added with sperm, grow embryo, in plant back in woman 11 of 12 What are the ethical worries of IVF? People might want to 'design' their own babies with desirable qualities 12 of 12
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