Doctor insights on:
Is the development and stages of zygote, blastocyst, etc. The same whether or not u have had IVF or the natural way?
Faith issue: For the religious trained to believe that life begins at fertilization, loss of any fertilized egg or fetus is a killing. A few religions say life begins at implantation - mormons for instance. Many say nothing. If the death of a fertilized egg is abortion, than your diety is the big perpetrator since about 70-85% of ferilized eggs pass out without implantation. None of this is in the bible. ...Read more
It depends on how: early or late in your ovulation cycle the sperm penetrated the ovum. Early on, the fertilization generally occurs in the oviduct, or Fallopian tube, then the zygote travels towards the uterus within the next 48 hours. Spermatozoa can stay viable in the uterus for 72 hours. Thanks for trusting in HealthTap. ...Read more
Matter of law/ethics: Certainly, all potential that is human is in a zygote. But we have a very long legal history of allowing the needs/rights of one human entity to over-ride those of another. Until a zygote/embryo/fetus can be cared for outside the mother's body, it is, without question, still an extension of her body and therefore subject to her choices about her body.Without choice, her humanity is diminished. ...Read moreSee 1 more doctor answer
Toxic effect: When ethanol is broken down in the body, byproducts including acetaldehyde can have a direct toxic effect on tissue formation.Some are more susceptible than others. The severity alcohol effects correlates directly with the intensity of alcohol exposure. There is no known safe level of alcohol consumption but occasional exposure is common & most kids with that history are fine. ...Read more
Zift: Not exactly sure. See: http://harvardmagazine.com/1997/11/f.science.htmlGet a more detailed answer ›