Part 1 of Essay
10, 000 Australian couples are treated with IVF each year. The expensive and rather risky program (costing around $4000 excluding overheads) allows infertile couples to achieve pregnancy when conventional therapy has failed or is unacceptable. The procedure involves placing eggs that have been fertilised in a cultured dis ....

Part 2 of Essay
.... semen samples from the husband (or donor) are obtained. The most active and healthy sperm are selected by forcing them to swim through a culture medium. - The egg and sperm are placed together in a suitable medium for fertilisation to occur in a culture dish. If fertilisation does not occur after 72 hours, the oocytes (incompletely developed eggs) and sperm are disposed of. The resulting embryos are observed for the next few days. - A small plastic tube is inserted through cervix to place embryos i ....