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| 1 | |
Adult male and female reproductive structures derived from common developmental structures and serving a common function in both sexes are called |
| | A) | sexually indifferent |
| | B) | primordia |
| | C) | homologues |
| | D) | all of the above |
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| 2 | |
Which of the following arenot reproductive organs? |
| | A) | gonads |
| | B) | external genitalia |
| | C) | mammary glands |
| | D) | gametes |
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| 3 | |
Puberty begins when which hormone is secreted by the hypothalamus? |
| | A) | LH |
| | B) | FSH |
| | C) | GnRH |
| | D) | hCG |
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| 4 | |
In both sexes, the area between the thighs that is circumscribed by the pubic symphysis, ischial tuberosities, and coccyx is called the |
| | A) | perineum |
| | B) | urogenital triangle |
| | C) | anal triangle |
| | D) | pubic region |
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| 5 | |
Located within the pelvic cavity lateral to the uterus, the small organs that produce oocytes and female sex hormones are the |
| | A) | uterine tubes |
| | B) | ovaries |
| | C) | ampullae |
| | D) | fimbriae |
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| 6 | |
Oocyte development, or ____________, occurs on a monthly basis as part of the ovarian cycle, within specialized structures called ____________. |
| | A) | meiosis, polar bodies |
| | B) | ovulogenesis, oogonia |
| | C) | ovulation, corpora lutea |
| | D) | oogenesis, ovarian follicles |
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| 7 | |
Ovulation is induced only when there is a peak in secretion of which hormone? |
| | A) | LH |
| | B) | FSH |
| | C) | estrogen |
| | D) | progesterone |
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| 8 | |
What marks the end of the luteal phase of the ovarian cycle? |
| | A) | ovulation |
| | B) | a surge in estrogen and progesterone levels |
| | C) | menstruation |
| | D) | a sudden drop in LH and FSH levels |
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| 9 | |
The main event that occurs in the ovaries during childhood is |
| | A) | atresia of primordial follicles |
| | B) | formation of secondary oocytes |
| | C) | hormonal fluctuations caused by follicular growth |
| | D) | completion of metaphase II by some oocytes |
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| 10 | |
Which one of the following does not accurately describe the uterine tubes? |
| | A) | each is covered and suspended by the mesosalpinx |
| | B) | the lumen is lined with a ciliated columnar epithelium |
| | C) | the muscularis contains a circular and a longitudinal layer of smooth muscle |
| | D) | a tough, fibrous adventitia forms the outer layer of the wall |
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| 11 | |
Fertilization of an oocyte typically occurs in which segment of the uterine tube? |
| | A) | infundibulum |
| | B) | ampulla |
| | C) | isthmus |
| | D) | interstitial segment |
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| 12 | |
From superior to inferior, the structural parts of the uterus are the |
| | A) | cervix, isthmus, body, and fundus |
| | B) | body, fundus, cervix, and isthmus |
| | C) | fundus, body, isthmus, and cervix |
| | D) | isthmus, fundus, body, and cervix |
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| 13 | |
What are the three tunics of the uterus, from external to internal? |
| | A) | endometrium, myometrium, perimetrium |
| | B) | perimetrium, myometrium, endometrium |
| | C) | stratum basalis, stratum functionalis, endometrium |
| | D) | myometrium, stratum basalis, stratum functionalis |
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| 14 | |
During the secretory phase of the uterine cycle, elevated progesterone levels result in |
| | A) | increased vascularization and development of the uterine glands |
| | B) | initial restoration of the functional layer of the endometrium |
| | C) | wholesale destruction of the functional layer of the endometrium |
| | D) | increased secretion of LH and FSH by the anterior pituitary |
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| 15 | |
Estrogen is secreted by which of the following? |
| | A) | ovarian follicles (before ovulation) |
| | B) | corpus luteum (after ovulation) |
| | C) | placenta (during pregnancy) |
| | D) | all of the above |
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| 16 | |
Levels of which hormone drop dramatically as the corpus luteum degenerates, triggering the onset of menses? |
| | A) | FSH |
| | B) | LH |
| | C) | progesterone |
| | D) | estrogen |
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| 17 | |
Which of the following isnot a function of the vagina? |
| | A) | functions as the birth canal during childbirth |
| | B) | serves as the passageway for menstruation |
| | C) | receives the penis during sexual intercourse |
| | D) | produces a basic secretion that activates sperm |
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| 18 | |
The mammary glands are characterized by all of the following except |
| | A) | a single lactiferous sinus opens onto the surface of each nipple |
| | B) | suspensory ligaments structurally link the breast and pectoralis major muscle |
| | C) | each gland has a number of lobes, with several lobules in each lobe |
| | D) | one lactiferous duct receives milk from all of the lobules in each lobe |
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| 19 | |
What is the primary function of human chorionic gonadotropin (hCG)? |
| | A) | stimulates the anterior pituitary to produce and secrete FSH and LH |
| | B) | initiates and maintains growth of the functional layer of the endometrium |
| | C) | triggers continued production of progesterone by the corpus luteum |
| | D) | stimulates development and maturation of ovarian follicles |
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| 20 | |
In the male, the gonads are |
| | A) | androgens |
| | B) | the external genitalia |
| | C) | the testes |
| | D) | spermatozoa |
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| 21 | |
The spermatic cord contains which of the following? |
| | A) | ductus deferens |
| | B) | testicular artery and nerve |
| | C) | pampiniform plexus |
| | D) | all of the above |
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| 22 | |
The epididymis functions to |
| | A) | secrete one of the three major components of seminal fluid |
| | B) | isolate old or defective sperm so that they can be expelled from the body |
| | C) | store sperm until they are fully mature and capable of being motile |
| | D) | all of the above |
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| 23 | |
Which structure penetrates the prostate gland to empty into the urethra? |
| | A) | ampulla |
| | B) | ejaculatory duct |
| | C) | seminal vesicle |
| | D) | ductus deferens |
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| 24 | |
Which selection lists only accessory glands of the male reproductive system? |
| | A) | epididymis, vestibular glands, and prostate gland |
| | B) | prostate gland, vestibular glands, and seminal vesicles |
| | C) | bulbourethral glands, prostate gland, and seminal vesicles |
| | D) | bulbourethral glands, prostate gland, and epididymis |
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| 25 | |
In the testes, sperm are produced within the highly convoluted ____________, while androgens are produced by the ____________. |
| | A) | rete testis; lobules |
| | B) | seminiferous tubules, interstitial cells |
| | C) | efferent ductules; mediastinum testis |
| | D) | seminiferous tubules; sustentacular cells |
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| 26 | |
During the physical maturation of sperm, or ____________, developing spermatids are embedded within the cytoplasm of large ____________. |
| | A) | spermiogenesis; sustentacular cells |
| | B) | meiosis II; spermatogonia |
| | C) | spermiation; secondary spermatocytes |
| | D) | spermatogenesis; interstitial cells |
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| 27 | |
Semen normally contains which of the following? |
| | A) | an average of 2 to 5 million spermatozoa per ejaculation |
| | B) | products of each accessory gland as well as the testes |
| | C) | trace amounts of blood and urine |
| | D) | all of the above |
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| 28 | |
In male sexual function, parasympathetic innervation is responsible for ____________, while sympathetic innervation promotes ____________. |
| | A) | sensitivity; aggression |
| | B) | flaccidity; arousal |
| | C) | erection; ejaculation |
| | D) | ejaculation; erection |
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| 29 | |
Which part of the penis is removed during circumcision? |
| | A) | crus |
| | B) | prepuce |
| | C) | corpus cavernosum |
| | D) | corpus spongiosum |
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| 30 | |
Caused by declining levels of sex hormones between the ages of 50 and 60, the male ____________ is somewhat like menopause in females, although not as abrupt. |
| | A) | climacteric |
| | B) | erectile dysfunction |
| | C) | impotence |
| | D) | prostate enlargement |
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