Raising estrogen ranges over the follicular stage in the menstrual cycle leads to endometrial glandular proliferation. Throughout the luteal stage, progesterone concentrations rise, producing the endometrium to bear secretory adjustments. If an embryo isn't going to implant in the cycle, estrogen and progesterone levels fall, causing degradation in the functionalis https://siambookmark.com/story18580443/top-guidelines-of-in-vitro-fertilization