I attended the science speaker series on February 27th, when Laurie Mackenzie spoke on the current scientific developments and obstacles relating to the ethics of human reproduction and IVF. She gave a brief overview of how eggs are fertilized, detailing that the lifespan of an egg after ovulation is 12-14 hours, whereas sperm can live for up to 7 days, meaning that the perfect sperm must reach the egg that wants it quite quickly, or else the egg will wither and die, resulting in nothing other than a lonely sperm. She also mentioned the process of polyovulation, which is when 2 eggs are released at the same time, resulting in the production of twins, and superfecundation, a rare occurrence during which two eggs are released at different times, but grow side by side.
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Once the egg makes it to the uterus, only 50 percent of pregnancies progress, but once the embryo is implanted on the uterine wall, around 70 percent of pregnancies survive.
When dealing with fertility issues, if you haven’t been able to conceive for 24 months, you know that something is wrong, because 93 percent of people are successful after 2 years. Solutions exist, however, such as IVF, which is when a woman is injected with multiple eggs in one month to increase the chance of her getting pregnant. Other options also exist, but she did not focus heavily on
Once the egg makes it to the uterus, only 50 percent of pregnancies progress, but once the embryo is implanted on the uterine wall, around 70 percent of pregnancies survive.
When dealing with fertility issues, if you haven’t been able to conceive for 24 months, you know that something is wrong, because 93 percent of people are successful after 2 years. Solutions exist, however, such as IVF, which is when a woman is injected with multiple eggs in one month to increase the chance of her getting pregnant. Other options also exist, but she did not focus heavily on