| Gender | Name | Description |
|---|---|---|
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| Blastocyst | The mammalian blastula formed during development where the inner cell mass can be found which forms the embryo. | |
| Cumulus oophorus | A group of granulosa cells that support the oocyte in an antral follicle. | |
| Embryo | A multicellular diploid eukaryote in an early stage of embryogenesis, or development. | |
| Endometrial cell | Cells composing an inner layer of the uterine lining. | |
| Endometrial mucosa | A membrane that forms the upper layer of endometrium that lines uterine cavity, in which fertilized eggs are implanted. | |
| Endometrium | The innermost layer of uterus forming the uterine lumen where the implantation of an oocyte happens. | |
| Endosalpinx | The innermost layer of the Fallopian tube wall. | |
| Granulosa cells | A somatic cell (any cell that makes up an organism, except for a reproductive cell) of the sex cord that is closely associated with the developing fem | |
| Leydig cell | The cell found in interstitial tissue of testicles responsible for production of androgens - male hormones. | |
| Oocyte | A female germ cell involved in reproduction. | |
| Sertoli cells | The cell in seminiferous epithelium responsible for nutrition and development of germ (sperm) cells. | |
| Sperm | A male reproductive cell which is able to fertilize the counterpart female gamete - the oocyte. | |
| Spermatogonium | An undifferentiated male germ cell with self-renewing capacity representing the first stage of spermatogenesis. | |
| Zygote | The cell formed by the union of a sperm and an oocyte. |
