If the ovarian follicles have achieved a particular degree of enhancement, induction of final oocyte maturation is done, normally by an injection of human chorionic gonadotropin (hCG). Normally, this is referred to as the "trigger shot."[52] hCG acts being an analogue of luteinising hormone, and ovulation would occur involving 38 https://tvsocialnews.com/story3909455/in-vitro-fertilization-fundamentals-explained