REPRODUCTIVE SYSTEM REVIEW NAME ________________________________ I. IDENTIRY THE FEMALE STRUCTURES DESCRIBED. 1. _______________ chamber that houses the developing fetus. 2. _________________ usual site of fertilization. 3. _______________ duct through which the ovum travels to reach the uterus. 4. ____________ Primary female reproductive organ. II. MATCH THE FOLLOWING: a. oogonium b. priamary oocyte c. secondary oocyte d. ovum 1. _________ forming part of the primary follicle in the ovary. 2. ____________ in the uterine tube before fertilization. 3. ____________ in the Graafian follicle of the ovary. 4. _____________ in the uterine tube shortly after sperm penetration. III. MATCH THE FOLLOWING: a. mitosis b. meiosis c. both mitosis and meiosis 1. ____________ final product is two daughter cells, each with 46 chromosomes. 2. ____________ final product is four daughter cells, each with 23 chromosomes. 3. ______________ involves prophase, metaphase, anaphase and telophase. 4. ______________ Occurs only in gonads. 5. _______________ daughter cells have the same number and types of chromosomes as the mother cell. 6. ___________ daughter cells are different from the mother cell in their chromosomal makeup. 7. ____________ provides cells for the reproduction of offspring. 1 REPRODUCTIVE SYSTEM REVIEW IV. MATCH THE FOLLOWING: a. amnion e. fetus b. chorionic villi f. placenta c. endometrium g. umbilical cord d. fertilization h. zygote 1. _____________ the fertilized egg. 2. _____________ secretes estrogen and progesterone to maintain the pregnancy. 3. _______________helps form the placenta. 4. _____________ fluid-filled sac, surrounding the developing embryo/fetus. 5. ______________ attaches the embryo to the placenta. 6. _____________ fingerlike projections of the blastocyst. 7. _____________ The embryo after 8 weeks. 8. _____________ the organ that delivers nutrients to and disposes of wastes for the fetus. V. FILL IN THE BLANKS 1. Discharge of a secondary oocyte from the ovary about once each month is a process referred to as ___________________ 2. The inferior narrow portion of the uterus that opens into the vagina is the _________ 3. The clusters of milk-secreting cells of the mammary glands are referred to as ______ 4. The distal end of the penis is a slightly enlarged region called the ______________ 5. Covering the slightly enlarged region of the penis is a loosely fitting skin called the ___________________ 6. The circular pigmented area surrounding each nipple of the mammary glands is the ________________ 7. After a secondary oocyte leaves the ovary, it enters the open, funnel-shaped distal end of the uterine (fallopian) tube called the _____________ 8. The portion of a sperm cell that contains the nucleus and acrosome is the ________ 9. Vasectomy refers to removal of a portion of the _________________ 10. The mass of erectile tissue in the penis that contains the spongy urethra is the _________________ 11. The superior dome-shaped portion of the uterus is called the ________________ 2 REPRODUCTIVE SYSTEM REVIEW 12. The passageway for menstrual flow and inferior portion of the birth canal is the ____________________ 13. Two longitudinal folds of skin that extend inferiorly and posteriorly from the mons pubis are covered with pubic hair are the ________________ 14. The _________ is a small mass of erectile tissue at the anterior junction of the labia minora. 15. The phase of the menstrual cycle between days 6 and 13 during which endometrial repair occurs is the ___________________ phase. 16. During menstruation, the stratum ____________________ of the endometrium is sloughed off. 17. The most immature spermatogenic cells are called ______________ 18. The hypothalamic hormone that controls the uterine and ovarian cycles is __________________ 19. High levels of estrogens exert a positive feedback on LH and GnRH that cause _____________________ 20. The result of meiosis in spermatogenesis is that each primary spermatocyte produces four ___________________ 21. The stage of spermatogenesis that results in maturation of spermatids into sperm cells is called ____________________ 22. The clear, glycoprotein layer between the oocyte and granulosa cells is called the _________________________ 23. _________________ refers to the functional changes that sperm cells undergo in the female reproductive tract that allow them to fertilize a secondary oocyte. 24. At the end of the _______________ month of development, the testes descend into the scrotum. 25. The average amount of semen per ejaculation is ____________ ml. 26. The average range of number of sperm is _____________/ml. When the count falls below _________________/ml, the male is likely to be sterile. 27. Most of the uterus consists of ___________-metrium which is made of ___________ 28. The average duration of the menstrual cycle is _________ days. The menstrual phase usually lasts about _________ days. Following the menstrual phase is the _______________ phase. Following ovulation is the ____________ phase. 29. The trophoblast is composed of two layers known as the ______________________ and ________________________ 3 REPRODUCTIVE SYSTEM REVIEW 30. Implantation is likely to occur about ________ days after ovulation. 31. Upon fertilization, the secondary oocyte completes meiosis _____, forming the fertilized ovum and releasing a ____________ body. 4