Practice Questions on the Reproductive System
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  1. The main hormone released by the corpus luteum is ______________.
  2. The hormone that acts on Leydig cells is __________________.
  3. _________________ is the main hormone produced by granulosa cells.
  4. True or False: The cremaster muscles actively regulate the number of sperm made on a daily basis.
  5. Human egg and sperm are similar in that:
    1. About the same number are produced per month
    2. They have the same degree of motility
    3. They have the same number of chromosomes
    4. They are about the same size

  6. The testosterone-producing cells of the testes are called:
    1. Sertoli cells
    2. Granulosa cells
    3. Spermatogonia
    4. Leydig cells

  7. The testicular cells most involved with the construction of the blood-testes barrier are the:
    1. Sertoli cells
    2. Granulosa cells
    3. Spermatogonia
    4. Leydig cells

  8. The soft mucosal lining of the uterus is the ____________________.
  9. The anterior pituitary hormone that triggers ovulation is:
  10. The fetus develops and grows in the _________________.
  11. The external sac enclosing the testes is the ___________________.
  12. ___________ is the release of the secondary oocyte from the ovary.
  13. The corpora cavernosa are(n):
  14. The female homologue of the scrotum is the ________________.
  15. Ejaculation is a _______________ response whereas erection is a ______________ response.
  16. An oocyte surrounded by one layer of squamous follicle-like cells is most likely a:
    1. Primordial follicle
    2. Primary follicle
    3. Secondary follicle
    4. Graafian follicle

  17. An antrum is characteristic of _____________ follicles.
    1. Secondary
    2. Graafian
    3. Primary
    4. Primary, secondary, and Graafian
    5. Secondary and Graafian

  18. True or False: An ectopic pregnancy occurs when a secondary oocyte is fertilized in and implants in the uterine tube.
  19. The rounded region of the uterus superior to the entrance of the uterine tubes is the:
    1. Ampulla
    2. Fundus
    3. Corpus
    4. Isthmus
    5. Superior flexure

  20. Primary oocytes are:
    1. Haploid
    2. Diploid
    3. Polyploid
    4. Aneuploid

  21. Consider the following 3 tubes. Which is the correct order sperm travels through them.
    1. Epididymis
    2. Oviduct
    3. Ejaculatory Duct

    1. 1,3,2
    2. 3,1,2
    3. 2,1,3
    4. 2,3,1

  22. During menstruation, the stratum _____________ is sloughed off.
  23. True or False: Days 1-5 of the menstrual cycle is the proliferative phase.
  24. The corpus luteum secretes progesterone which negatively feeds back and inhibits the release of:
    1. ABP and ICSH
    2. LH and ICSH
    3. LH and FSH
    4. FSH and TSH

  25. Which of the following is correct relative to the female anatomy?
    1. The vaginal orifice is the most dorsal of the 3 openings in the perineum
    2. The urethra is between the vaginal orifice and the anus
    3. The anus is between vaginal orifice and the urethra
    4. The urethra is the more ventral of the 2 openings in the vulva

  26. The normal diploid number of human chromosomes is ______.
  27. Sertoli cells produce:
    1. Mucus
    2. Androgen-binding protein
    3. Testosterone
    4. FSH
    5. LH

  28. Spermatogenesis BEGINS in the:
    1. Epididymis
    2. Uterine horn
    3. Rete testes
    4. Seminiferous tubules
    5. Seminal vesicles

  29. The site of oogenesis is the:
    1. Ovary
    2. Ovum
    3. Oocyte
    4. Oviduct
    5. Ovarian lacunae

  30. In the 1st phase of the menstrual cycle:
    1. Oogonia differentiate into primary oocytes
    2. The thickness of the stratum basalis decreases dramatically
    3. The Graafian follicle ruptures
    4. The dominant follicle is opsonized
    5. None of the above

  31. During ovulation, all of the following occur EXCEPT:
    1. Rupture of the Graafian follicle
    2. Estrogen production reaches its lowest point
    3. FSH and LH plasma levels surge
    4. Corpus luteum is formed

  32. Which of the following would be the most likely site of fertilization?
    1. Ovary
    2. Uterine tube
    3. Fundus of uterus
    4. Cervix
    5. Vagina

  33. Human chorionic gonadotropin:
    1. Begins to be produced 4 months after fertilization
    2. Is produced by the prostate gland
    3. Is produced by the corpus luteum
    4. Is present ONLY if a successful fertilization has occurred
    5. Signals that endometriosis has begun




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