What is IVF? How does FSH and LH involves in here?

-This is the Process of getting the Eggs from the Woman's Ovaries, and Fertilising them in a Lab with the male's Sperm. -This grows into Embryos -1 or 2 of them is given back to the Woman's Uterus to Improve the Chance of Pregnancy [2 has more chance of getting 1 baby, but gives the risk of twins] -FSH and LH are given Before they get the Eggs, to makes sure numerous Eggs can be Collected