ovulation, fertilization, implantation of blastocyst in the uterine wall

anatomy baby blastocyst broad cell childbirth conception cycle development diagram education egg embryo falloipian female fertile fertility fertilization fetal fetus follicle genetic gynecology health human illustration implantation implanted infertility ligament medical menstrual nucleus ovarian ovary ovulation ovum pregnancy pregnant reproduction reproductive sex sexual sperm system treatment tube uterine uterus woman womb zygote