-Causes the egg to mature in the ovaries, -Stimulates the production of Oestrogen,
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What is the role of oestrogen?
-Prohibits the production of FSH, -Thickens the lining of the womb, -Stimuates the production of LH
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What is the role of LH?
-Prohibits the production of Oestrogen, -Releases the matured egg from the ovary,
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What does contraceptives contain and why?
Oestrogen-Prohbits production of FSH so egg can't mature and progesterone as it creates a plug over the ovaries,
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What are the advantages of contraceptives?
-Allows couples to choose the time they start a family and the time to stop having children,
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What are the disadvantages of contraceptives?
-High levels of oestrogen and progesterone cause side effects, -Ethical-kills babies
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What do fertility drugs contain and why and who are they for?
Contain FSH and LH as it allows the egg to mature and be released, -It is for women who dont produce enough FSh to allow their eggs to mature,
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What are the advantages of fertility drugs?
-Women who couldnt have children can have children, -Doesnt involve surgery so less side effects,
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What are the disadvantages of fertility drugs?
-The treatment can lead to multiple mature eggs so can lead to twins or triples, -This increases the risk in childbirth and can lead to premature babies,
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How does IVF work?
Multiple eggs from a women are taken from the womb and fertilised by the mens sperm in a petri dish. The best fertilised egg is implanated back into her uterus
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What happens to the eggs that arent chosen?
They are either discarded or frozen if the person wants another baby,
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What are the disadvantages or worries of IVF?
-Involves surgery, -Ethical reasons like designer babies- only the best egg is chosen so only the 'desirable' egg and so others killed of life,
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Other cards in this set
Card 2
Front
What are the three hormones produced and where are they released?
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