Female Reproductive System

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  1. regular natural changes in the female reproductive system that makes pregnancy possible (15)
  2. outer membrane of the ovum (14)
  3. fully grown oocyte surrounded by a zona pellucida, approximately nine layers of granulosa cells, a basal lamina, a theca interna, a capillary net, and a theca externa (18)
  4. portion of an ovarian follicle filled with follicular fluid indicating change from primary follicle to secondary follicle (17)
  5. mucous tissue protects and insulates the umbilical blood vessels (15)
  6. corpus luteum broken down by macrophages & fibroblasts laying down type I collagen, leaving a scar (15)
  7. between the ampulla and the fimbriae and terminates with the ostium of Fallopian tube (12)
  8. visible medial third of the uterine tube (7)
  9. ovum-producing reproductive organ (5)
  10. small diploid cells which on maturation forms a primordial follicle in a female fetus (7)
  11. steroid secretory cell of the corpus luteum that originates from the theca interna of the ovarian follicle at the time of ovulation and secretes progesterone (12)
  12. most common site of human fertilization (7)
  13. highly vascular stroma without ovarian follicles in the center of the ovary containing blood vessels, lymphatic vessels, and nerves (7)
  14. group of endocrine cells in the ovary made up of connective tissue surrounding the follicle (10)
  15. fallopian tube (7)
  16. supplies the fetus with oxygenated, nutrient-rich blood from the placenta (14)
  17. involved in maintenance of pregnancy (26)
  18. organ that connects developing fetus to the uterine wall to allow nutrient uptake, provide thermo-regulation, waste elimination, and gas exchange (8)
  19. consists of four parts: fundus, corpus, cervix and internal os (6)
  20. relatively constant layer of endometrium (15)
  21. egg arrested at prophase I of the first meiotic division (14)
  22. steroid producing cells (16)
  23. outer layer of the theca folliculi derived from connective tissue resembling fibroblasts and contains abundant collagen (13)


  1. opening of cervical canal into the vagina (11)
  2. liquid which fills the follicular antrum and surrounds the ovum in an ovarian follicle (16)
  3. inner epithelial layer and mucous membrane of the uterus (11)
  4. part of the fallopian tube with more muscle and thin epithelium (19)
  5. expands, vascularizes and is sloughed off during the process of menstruation (20)
  6. innermost layer of the cells of the cumulus oophorus, directly adjacent to the zona pellucida (14)
  7. small haploid cell formed concomitantly as an egg cell during oogenesis, but which does not have the ability to be fertilized (10)
  8. middle layer of the uterine wall consisting mainly of smooth muscle cells (10)
  9. immature ovarian follicle which degenerates and re-absorbed during follicular phase (16)
  10. an immature follicle consisting of an oocyte surrounded by a single layer of tall, supporting granulosa cells (16)
  11. surround the oocyte within the follicle (15)
  12. supply the stratum basalis of the uterus (17)
  13. border between maternal and fetal blood during pregnancy chorion to provide maximum contact area with maternal blood (15)
  14. halted in metaphase II until fertilization (16)
  15. ovarian follicles mature and prime themselves for ovulation (19)
  16. tertiary vesicular follicles; mature vesicular follicles; ripe vesicular follicles (17)
  17. consists of ovarian follicles and stroma (6)
  18. differentiate into the theca lutein cells of the corpus luteum (13)
  19. very fine tube lined with ciliated epithelia leading from the ovaries into the uterus (14)
  20. female reproductive cell (4)
  21. advance to form a multilayered cumulus oophorus surrounding the oocyte in the preovulatory follicle (14)
  22. final phase of the ovarian cycle (15)
  23. carries deoxygenated, nutrient-depleted blood (16)
  24. cells surrounding the oocyte in the ovarian follicle and after ovulation which must be penetrated by spermatozoa in order for fertilization to occur (16)
  25. epithelial covering of the highly vascular embryonic placental villi (19)
  26. immature oocytes surrounded by flat, squamous granulosa cells (19)
  27. fibrous tissue infiltration of the follicular space (15)
  28. connective tissue layer containing the blood vessels and nerves of the uterine wall (17)
  29. outer serosa layer of the uterus, equivalent to peritoneum consisting of mesothelium and thin layer of connective tissue (11)
  30. several layers of nucleated cells containing numerous granulosa cells (14)
  31. part of the uterine lining that interacts with the trophoblast (15)
  32. inner layer of the trophoblast (15)
  33. small arteries which temporarily supply blood to endometrium of the uterus during the luteal phase of the menstrual cycle (15)
  34. temporary endocrine structure involved in the production of progesterone, estradiol & inhibin A being the remains of the ovarian follicle that has released a mature ovum during a previous ovulation (13)
  35. lower part of the uterus (6)
  36. muscular and tubular part of the female genital tract (6)

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