A&P Male Reproductive System
64. Which of the following explains the neural mechanism of an erection? A. It is an autonomic reflex mediated predominantly by parasympathetic nerve fibers. B. It is an autonomic reflex mediated predominantly by sympathetic nerve fibers. C. It is a somatic reflex mediated predominantly by parasympathetic nerve fibers. D. It is a somatic reflex mediated predominantly by sympathetic nerve fibers. E. It is an exclusively voluntary action mediated by the cerebral cortex.
A. It is an autonomic reflex mediated predominantly by parasympathetic nerve fibers. Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: R06.05 Compare and contrast female and male sexual responses. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.05a Describe the blood and nerve supply to the penis. Section: 27.05 Topic: Physiology of the male reproductive system
22. The gene that codes for the testis-determining factor (TDF) is found in or on the __________. A. Y chromosome B. X chromosome C. gonadal ridges D. fetal testes E. mesonephros
A. Y chromosome Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: S02.05 Discuss the role of sex chromosomes in sex determination and sex-linked inheritance. HAPS Topic: Module S02 Gene inheritance and expression Learning Outcome: 27.01d Explain how the Y chromosome determines the response of the fetal gonad to prenatal hormones. Section: 27.01 Topic: Development of the reproductive system
42. When do the testes start secreting testosterone? A. In the first trimester of fetal development B. In the first trimester after birth C. In the first three years after birth D. In the first three years of adolescence E. After the first ejaculation
A. In the first trimester of fetal development Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R06.01 State the functions of gonadotropin releasing hormone, follicle stimulating hormone, luteinizing hormone, inhibin, testosterone, estrogen and progesterone. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.03a Describe the hormonal control of puberty. Section: 27.03 Topic: Physiology of the male reproductive system
34. Which of the following is true regarding the blood-testis barrier? A. It prevents antibodies in the blood from getting to the germ cells. B. It prevents heat loss from the testes. C. It prevents blood from getting to the testes. D. It maintains testis temperature at 35°C. E. It maintains testis temperature at 37°C.
A. It prevents antibodies in the blood from getting to the germ cells. Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.02a Describe the anatomy of the scrotum, testes, and penis. Section: 27.02 Topic: Gross anatomy of the male reproductive system
41. Which of the following does not play a role in thermoregulation of the testes? A. The bulbospongiosus muscle B. The cremaster C. The pampiniform plexus of veins D. The countercurrent heat exchanger E. The dartos muscle
A. The bulbospongiosus muscle Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.02a Describe the anatomy of the scrotum, testes, and penis. Section: 27.02 Topic: Gross anatomy of the male reproductive system Topic: Physiology of the male reproductive system
17. Which of the following is generally accepted as a secondary sex characteristic? A. The enlargement of the breasts B. The presence of testes C. The prostate D. The uterus E. The vagina
A. The enlargement of the breasts Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R06.04 Define secondary sex characteristics and describe their role in reproductive system function. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.01b Define primary sex organs, secondary sex organs, and secondary sex characteristics. Section: 27.01 Topic: General functions of the male and female reproductive systems
32. When it is cold, the __________ contracts and draws the testes closer to the body to keep them warm. A. cremaster B. pampiniform plexus C. corpus spongiosum D. perineum E. corpus cavernosum
A. cremaster Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.02a Describe the anatomy of the scrotum, testes, and penis. Section: 27.02 Topic: Physiology of the male reproductive system
47. The __________ has/have no androgen receptors and do/does not respond to it. A. germ cells B. muscular tissue C. nurse cells D. hypothalamus E. pituitary gland
A. germ cells Accessibility: Keyboard Navigation Blooms Level: 5. Evaluate Gradable: automatic HAPS Objective: R06.01 State the functions of gonadotropin releasing hormone, follicle stimulating hormone, luteinizing hormone, inhibin, testosterone, estrogen and progesterone. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.03a Describe the hormonal control of puberty. Section: 27.03 Topic: Gametogenesis Topic: Physiology of the male reproductive system
40. The penis is innervated by the __________ nerve. A. internal pudendal B. obturator C. penile D. ventral E. external pudendal
A. internal pudendal Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R06.05 Compare and contrast female and male sexual responses. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.02b Describe the pathway taken by a sperm cell from its formation to its ejaculation, naming all the passages it travels. Learning Outcome: 27.05a Describe the blood and nerve supply to the penis. Section: 27.05 Topic: Gross anatomy of the male reproductive system
58. Male infertility (sterility) refers to _________. A. the inability to fertilize an egg B. low sperm count C. a lack of seminal fluid during ejaculation D. low levels of testosterone E. the inability to have an erection
A. the inability to fertilize an egg Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: R11.02 Predict the types of problems that would occur in the body if the reproductive system could not maintain homeostasis. HAPS Topic: Module R11 Predictions related to homeostatic imbalance, including disease states and disorders. Learning Outcome: 27.04e Describe the composition of semen and functions of its components. Section: 27.04 Topic: Clinical applications of the reproductive system Topic: Gametogenesis Topic: Physiology of the male reproductive system
50. The haploid (n) result of meiosis I is called a __________. A. spermatogonium B. secondary spermatocyte C. primary spermatocyte D. spermatid E. sperm
B. secondary spermatocyte Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R03.02 Relate the general stages of meiosis to the specific processes of spermatogenesis and oogenesis. HAPS Topic: Module R03 Gametogenesis. Learning Outcome: 27.04b Describe the sequence of cell types in spermatogenesis, and relate these to the stages of meiosis. Section: 27.04 Topic: Reproductive cell division
20. Gonads begin to develop __________ weeks after fertilization. A. 2 to 3 B. 5 to 6 C. 8 to 9 D. 20 to 24 E. 36 to 38
B. 5 to 6 Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Objective: R07.03 Describe the major events of embryonic and fetal development. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. HAPS Topic: Module R07 Conception, pregnancy, and embryological and fetal development. Learning Outcome: 27.01f Describe the descent of the gonads and explain why it is important. Section: 27.01 Topic: Development of the reproductive system
60. __________ have 46 chromosomes, whereas __________ have 23. A. Spermatids; spermatozoa B. Primary spermatocytes; spermatids C. Secondary spermatocytes; primary spermatocytes D. Spermatogonia; primary spermatocytes E. Type A spermatogonia; type B spermatogonia
B. Primary spermatocytes; spermatids Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: R03.02 Relate the general stages of meiosis to the specific processes of spermatogenesis and oogenesis. HAPS Topic: Module R03 Gametogenesis. Learning Outcome: 27.04b Describe the sequence of cell types in spermatogenesis, and relate these to the stages of meiosis. Section: 27.04 Topic: Gametogenesis Topic: Reproductive cell division
56. At what stage does a developing sperm cell begin to grow a tail? A. Spermatozoon B. Spermatid C. Primary spermatocyte D. Secondary spermatocyte E. Spermatogonium
B. Spermatid Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R03.02 Relate the general stages of meiosis to the specific processes of spermatogenesis and oogenesis. HAPS Objective: R03.03 Contrast the process and the final products of spermatogenesis and oogenesis. HAPS Topic: Module R03 Gametogenesis. Learning Outcome: 27.04b Describe the sequence of cell types in spermatogenesis, and relate these to the stages of meiosis. Learning Outcome: 27.04d Describe or draw and label a sperm cell. Section: 27.04 Topic: Gametogenesis
26. The __________ is an example of the female external genitalia. A. scrotum B. clitoris C. uterine tube D. seminal vesicle E. vagina
B. clitoris Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.01e Identify which of the male and female genitalia are homologous to each other. Section: 27.01 Topic: General functions of the male and female reproductive systems
37. The penile urethra is enclosed by the __________. A. corpus cavernosum B. corpus spongiosum C. trabecular muscle D. prepuce E. frenulum
B. corpus spongiosum Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Objective: R05.03 Describe the pathway of sperm from the seminiferous tubules to the external urethral orifice of the penis. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. HAPS Topic: Module R05 Specific roles of the male reproductive organs. Learning Outcome: 27.02a Describe the anatomy of the scrotum, testes, and penis. Learning Outcome: 27.02b Describe the pathway taken by a sperm cell from its formation to its ejaculation, naming all the passages it travels. Section: 27.02 Topic: Microscopic anatomy of the male reproductive system
30. The deep region of the penis, surrounding the urethra, that engorges with blood during an erection is known as the ___________. A. epididymis B. corpus spongiosum C. corpus cavernosum D. scrotum E. ductus (vas) deferens
B. corpus spongiosum Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Objective: R06.05 Compare and contrast female and male sexual responses. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.02a Describe the anatomy of the scrotum, testes, and penis. Section: 27.02 Topic: Gross anatomy of the male reproductive system
63. The orgasm-emission phase of the male sexual response is stimulated by __________. A. efferent sympathetic signals from the sacral region of the spinal cord B. efferent sympathetic signals from the lumbar region of the spinal cord C. efferent parasympathetic signals from the sacral region of the spinal cord D. efferent parasympathetic signals from the lumbar region of the spinal cord E. efferent somatic signals from the thoracic region of the spinal cord
B. efferent sympathetic signals from the lumbar region of the spinal cord Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: R06.05 Compare and contrast female and male sexual responses. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.05b Explain how these govern erection and ejaculation. Section: 27.05 Topic: Physiology of the male reproductive system
29. The __________ is the site of sperm maturation and storage. A. spermatic cord B. epididymis C. rete testis D. seminiferous tubules E. ductus (vas) deferens
B. epididymis Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Objective: R05.03 Describe the pathway of sperm from the seminiferous tubules to the external urethral orifice of the penis. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. HAPS Topic: Module R05 Specific roles of the male reproductive organs. Learning Outcome: 27.02b Describe the pathway taken by a sperm cell from its formation to its ejaculation, naming all the passages it travels. Section: 27.02 Topic: Gross anatomy of the male reproductive system
52. In meiosis, each parent cell produces __________. A. two haploid (n) cells B. four haploid (n) cells C. two diploid (2n) cells D. four diploid (2n) cells E. haploid (n) cells that are identical to the parent cell
B. four haploid (n) cells Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: R03.01 Contrast the overall processes of mitosis and meiosis. HAPS Topic: Module R03 Gametogenesis. Learning Outcome: 27.04a Describe the stages of meiosis and contrast meiosis with mitosis. Section: 27.04 Topic: Reproductive cell division
38. Men have only one __________. A. bulbourethral gland B. prostate C. ejaculatory duct D. seminal vesicle E. corpus cavernosum
B. prostate Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.02c State the names, locations, and functions of the male accessory reproductive glands. Section: 27.02 Topic: Gross anatomy of the male reproductive system
49. Changes called male climacteric are a consequence of a(n) __________. A. increased secretion of estrogens B. increased secretion of progesterone C. decreased secretion of testosterone D. increased secretion of FSH and LH E. increased secretion of GnRH
C. decreased secretion of testosterone Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R06.01 State the functions of gonadotropin releasing hormone, follicle stimulating hormone, luteinizing hormone, inhibin, testosterone, estrogen and progesterone. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.03c Define and describe male climacteric and the effect of aging on male reproductive function. Section: 27.03 Topic: Physiology of the male reproductive system
33. The countercurrent heat exchanger that prevents arterial blood from overheating the testes is the __________. A. rete testis B. epididymis C. pampiniform plexus of veins D. blood-testis barrier E. scrotal portal system
C. pampiniform plexus of veins Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.02a Describe the anatomy of the scrotum, testes, and penis. Section: 27.02 Topic: Gross anatomy of the male reproductive system Topic: Physiology of the male reproductive system
46. Which hormone suppresses spermatogenesis without affecting testosterone secretion? A. Gonadotropin-releasing hormone (GnRH) B. Testosterone itself C. Inhibin D. Luteinizing hormone (LH) E. Follicle-stimulating hormone (FSH)
C. Inhibin Accessibility: Keyboard Navigation Blooms Level: 5. Evaluate Gradable: automatic HAPS Objective: R06.01 State the functions of gonadotropin releasing hormone, follicle stimulating hormone, luteinizing hormone, inhibin, testosterone, estrogen and progesterone. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.03a Describe the hormonal control of puberty. Section: 27.03 Topic: Gametogenesis
55. Which of the following is the most important role of meiosis in sexual reproduction? A. It reduces the size of the gametes. B. It produces at least one gamete that is mobile. C. It prevents the chromosome number from doubling in each generation. D. It ensures that each daughter cell doubles the number of chromosomes. E. It changes the genetic composition of each chromosome.
C. It prevents the chromosome number from doubling in each generation. Accessibility: Keyboard Navigation Blooms Level: 5. Evaluate Gradable: automatic HAPS Objective: R03.02 Relate the general stages of meiosis to the specific processes of spermatogenesis and oogenesis. HAPS Topic: Module R03 Gametogenesis. Learning Outcome: 27.04a Describe the stages of meiosis and contrast meiosis with mitosis. Learning Outcome: 27.04b Describe the sequence of cell types in spermatogenesis, and relate these to the stages of meiosis. Section: 27.04 Topic: Gametogenesis Topic: Reproductive cell division
44. Which of the following is an androgen? A. Estrogen B. Progesterone C. Testosterone D. Luteinizing hormone (LH) E. Follicle-stimulating hormone (FSH)
C. Testosterone Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R06.01 State the functions of gonadotropin releasing hormone, follicle stimulating hormone, luteinizing hormone, inhibin, testosterone, estrogen and progesterone. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.03a Describe the hormonal control of puberty. Section: 27.03 Topic: Physiology of the male reproductive system
68. Which of the following is not a function of the nurse cells? A. They secrete inhibin. B. They secrete androgen-binding protein. C. They secrete testosterone. D. They protect and support the germ cells. E. Their tight junctions form the blood-testis barrier.
C. They secrete testosterone. Accessibility: Keyboard Navigation Blooms Level: 2. Understand Gradable: automatic HAPS Objective: R02.02a Identify and describe the reproductive and supporting cells of the seminiferous tubules of the testis in reference to microscopic anatomy. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.04c Describe the role of nurse cells in spermatogenesis. Section: 27.04 Topic: Physiology of the male reproductive system
19. Which of the following is a secondary sex organ? A. Testis B. Ovary C. Vagina D. Facial hair E. Distribution of body fat
C. Vagina Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Objective: R06.04 Define secondary sex characteristics and describe their role in reproductive system function. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.01b Define primary sex organs, secondary sex organs, and secondary sex characteristics. Section: 27.01 Topic: General functions of the male and female reproductive systems
27. The __________ is the small, bilateral organ found lateral to the membranous urethra. A. seminal vesicle B. urethra C. bulbourethral gland D. prostate E. ejaculatory duct
C. bulbourethral gland Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.02c State the names, locations, and functions of the male accessory reproductive glands. Section: 27.02 Topic: Gross anatomy of the male reproductive system
65. Heart rate, blood pressure, and respiratory rate peak during the __________. A. excitement phase B. erection of the penis C. climax (orgasm) D. plateau phase E. resolution phase
C. climax (orgasm) Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R06.05 Compare and contrast female and male sexual responses. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.05b Explain how these govern erection and ejaculation. Section: 27.05 Topic: Physiology of the male reproductive system
57. Sperm cells get energy to power their movement from __________, which is contributed by the __________. A. prostaglandins; prostate B. sucrose; bulbourethral gland C. fructose; seminal vesicles D. seminogelin; prostate E. semen; seminiferous gland
C. fructose; seminal vesicles Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R05.05 Discuss the composition of semen and its role is sperm function. HAPS Topic: Module R05 Specific roles of the male reproductive organs. Learning Outcome: 27.04e Describe the composition of semen and functions of its components. Section: 27.04 Topic: Gametogenesis
24. The __________ is the gonad and the __________ is the gamete. A. testis; ovary B. testis; semen C. testis; sperm D. sperm; semen E. semen; sperm
C. testis; sperm Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Objective: R03.03 Contrast the process and the final products of spermatogenesis and oogenesis. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. HAPS Topic: Module R03 Gametogenesis. Learning Outcome: 27.01b Define primary sex organs, secondary sex organs, and secondary sex characteristics. Learning Outcome: 27.04b Describe the sequence of cell types in spermatogenesis, and relate these to the stages of meiosis. Section: 27.01 Section: 27.04 Topic: Development of the reproductive system Topic: Gametogenesis Topic: General functions of the male and female reproductive systems
48. Which of the following is inhibited by testosterone? A. Libido B. Development of secondary sex organs C. Development of secondary sex characteristics D. Gonadotropin-releasing hormone (GnRH) secretion E. Sperm production
D. Gonadotropin-releasing hormone (GnRH) secretion Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R06.01 State the functions of gonadotropin releasing hormone, follicle stimulating hormone, luteinizing hormone, inhibin, testosterone, estrogen and progesterone. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.03a Describe the hormonal control of puberty. Section: 27.03 Topic: Physiology of the male reproductive system
18. Which of the following are primary sex organs? A. Ova B. Uterine tubes C. Breasts D. Ovaries E. Scent glands
D. Ovaries Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.01b Define primary sex organs, secondary sex organs, and secondary sex characteristics. Section: 27.01 Topic: General functions of the male and female reproductive systems
54. At the end of meiosis I there are __________, whereas at the end of meiosis II there is/are __________. A. two diploid (2n) cells; one diploid (2n) cell B. two diploid (2n) cells; one haploid (n) cell C. two diploid (2n) cells; four haploid (n) cells D. two haploid (n) cells; four haploid (n) cells E. two haploid (n) cells; one diploid (2n) cell
D. two haploid (n) cells; four haploid (n) cells Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: R03.01 Contrast the overall processes of mitosis and meiosis. HAPS Topic: Module R03 Gametogenesis. Learning Outcome: 27.04a Describe the stages of meiosis and contrast meiosis with mitosis. Section: 27.04 Topic: Reproductive cell division
45. __________ stimulates the interstitial cells of the testes to secrete __________. A. Gonadotropin-releasing hormone (GnRH); LH B. Follicle-stimulating hormone (FSH); androgen-binding protein (ABP) C. Luteinizing hormone (LH); androgen-binding protein (ABP) D. Luteinizing hormone (LH); testosterone E. Luteinizing hormone (LH); estrogen
D. Luteinizing hormone (LH); testosterone Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: R06.01 State the functions of gonadotropin releasing hormone, follicle stimulating hormone, luteinizing hormone, inhibin, testosterone, estrogen and progesterone. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.03a Describe the hormonal control of puberty. Section: 27.03 Topic: Physiology of the male reproductive system
31. Which of the following is the correct pathway of sperm cells from their formation to ejaculation? A. Seminiferous tubule, epididymis, rete testis, urethra, ejaculatory duct, ductus deferens B. Seminiferous tubule, epididymis, rete testis, ejaculatory duct, ductus deferens, urethra C. Seminiferous tubule, epididymis, rete testis, ductus deferens, ejaculatory duct, urethra D. Seminiferous tubule, rete testis, epididymis, ductus deferens, ejaculatory duct, urethra E. Seminiferous tubule, rete testis, epididymis, ejaculatory duct, urethra, ductus deferens
D. Seminiferous tubule, rete testis, epididymis, ductus deferens, ejaculatory duct, urethra Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: R05.03 Describe the pathway of sperm from the seminiferous tubules to the external urethral orifice of the penis. HAPS Topic: Module R05 Specific roles of the male reproductive organs. Learning Outcome: 27.02b Describe the pathway taken by a sperm cell from its formation to its ejaculation, naming all the passages it travels. Section: 27.02 Topic: Gross anatomy of the male reproductive system Topic: Microscopic anatomy of the male reproductive system
66. Sildenafil (Viagra) prolongs erection by __________. A. activating nitric oxide (NO) production B. inactivating guanylate cyclase C. stimulating production of cGMP D. inhibiting degradation of cGMP E. inhibiting nitric oxide (NO) production
D. inhibiting degradation of cGMP Accessibility: Keyboard Navigation Blooms Level: 5. Evaluate Gradable: automatic HAPS Objective: R06.05 Compare and contrast female and male sexual responses. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.05b Explain how these govern erection and ejaculation. Section: 27.05 Topic: Clinical applications of the reproductive system Topic: Physiology of the male reproductive system
25. Descent of the testes is stimulated by the __________. A. presence of Y chromosome B. presence of the X chromosome C. absence of the X chromosome D. presence of testosterone E. presence of estrogens
D. presence of testosterone Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.02a Identify and describe the reproductive and supporting cells of the seminiferous tubules of the testis in reference to microscopic anatomy. HAPS Objective: R07.03 Describe the major events of embryonic and fetal development. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. HAPS Topic: Module R07 Conception, pregnancy, and embryological and fetal development. Learning Outcome: 27.01f Describe the descent of the gonads and explain why it is important. Section: 27.01 Topic: Development of the reproductive system Topic: General functions of the male and female reproductive systems
28. The golf-ball sized structure found inferior to the urinary bladder, and surrounding the most proximal portion of the urethra, is called the __________. A. seminal vesicle B. urethra C. bulbourethral gland D. prostate E. ejaculatory duct
D. prostate Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.02c State the names, locations, and functions of the male accessory reproductive glands. Section: 27.02 Topic: Gross anatomy of the male reproductive system
35. By volume, most of the semen is produced in the __________. A. testes B. penis C. prostate D. seminal vesicles E. bulbourethral glands
D. seminal vesicles Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R05.04 Identify and describe the organs involved in semen production. HAPS Topic: Module R05 Specific roles of the male reproductive organs. Learning Outcome: 27.02c State the names, locations, and functions of the male accessory reproductive glands. Learning Outcome: 27.04e Describe the composition of semen and functions of its components. Section: 27.02 Section: 27.04 Topic: Physiology of the male reproductive system
21. Whether an organism will be genetically male or female is determined by __________. A. hormonal, genetic and environmental factors B. prenatal hormone exposure C. the egg D. the sperm E. the egg and sperm equally
D. the sperm Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: S02.05 Discuss the role of sex chromosomes in sex determination and sex-linked inheritance. HAPS Topic: Module S02 Gene inheritance and expression Learning Outcome: 27.01c Explain the role of the sex chromosomes in determining sex. Section: 27.01 Topic: Development of the reproductive system Topic: Reproductive cell division
51. In the process of spermiogenesis, __________ become __________. A. spermatocytes; spermatozoa B. spermatozoa; spermatids C. spermatogonia; spermatocytes D. spermatocytes; spermatids E. spermatids; spermatozoa
E. spermatids; spermatozoa Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R03.02 Relate the general stages of meiosis to the specific processes of spermatogenesis and oogenesis. HAPS Objective: R03.03 Contrast the process and the final products of spermatogenesis and oogenesis. HAPS Topic: Module R03 Gametogenesis. Learning Outcome: 27.04b Describe the sequence of cell types in spermatogenesis, and relate these to the stages of meiosis. Section: 27.04 Topic: Gametogenesis
61. A sperm count any lower than __________ million sperm per mL of semen is usually associated with infertility (sterility). A. 250 to 500 B. 200 to 250 C. 100 to 200 D. 50 to 100 E. 20 to 25
E. 20 to 25 Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R05.05 Discuss the composition of semen and its role is sperm function. HAPS Topic: Module R05 Specific roles of the male reproductive organs. Learning Outcome: 27.04e Describe the composition of semen and functions of its components. Section: 27.04 Topic: Clinical applications of the reproductive system Topic: Gametogenesis Topic: Physiology of the male reproductive system
36. Which of the following are not found in or around the seminiferous tubules? A. Interstitial cells B. Germ cells C. Nurse cells D. Spermatids E. Corpus cavernosum cells
E. Corpus cavernosum cells Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.02a Identify and describe the reproductive and supporting cells of the seminiferous tubules of the testis in reference to microscopic anatomy. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.02a Describe the anatomy of the scrotum, testes, and penis. Section: 27.02 Topic: Microscopic anatomy of the male reproductive system
39. Why would an enlarged prostate interfere with urination? A. It inhibits urine production. B. It develops calcified deposits that block the urethra. C. It produces thicker prostatic secretions that block the urethra. D. It inhibits the micturition reflex. E. It compresses the urethra.
E. It compresses the urethra. Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.02c State the names, locations, and functions of the male accessory reproductive glands. Section: 27.02 Topic: Gross anatomy of the male reproductive system
43. Which of the following hormones directly stimulates the development of male secondary sex characteristics? A. Estrogen B. Inhibin C. Luteinizing hormone D. Follicle stimulating hormone E. Testosterone
E. Testosterone Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R06.01 State the functions of gonadotropin releasing hormone, follicle stimulating hormone, luteinizing hormone, inhibin, testosterone, estrogen and progesterone. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.03a Describe the hormonal control of puberty. Section: 27.03 Topic: Physiology of the male reproductive system
67. Which of the following is not a change in the male body that results from puberty? A. Deepening of the voice B. Gain in muscle mass C. Growth of the scrotum and penis D. Acne E. These are all changes associated with male puberty.
E. These are all changes associated with male puberty. Accessibility: Keyboard Navigation Blooms Level: 2. Understand Gradable: automatic HAPS Objective: R06.03 Compare and contrast the events and endocrine regulation of female and male puberty. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.03b Describe the resulting changes in the male body. Section: 27.03 Topic: Physiology of the male reproductive system
23. The penis is homologous to the __________. A. labia minora B. mons pubis C. urethra D. vagina E. clitoris
E. clitoris Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.01e Identify which of the male and female genitalia are homologous to each other. Section: 27.01 Topic: Development of the reproductive system
62. Dilation of the __________ causes the lacunae to fill with blood and the penis to become erect. A. helicine arteries B. internal pudendal (penile) arteries C. dorsal arteries D. dorsal veins E. deep arteries
E. deep arteries Accessibility: Keyboard Navigation Blooms Level: 2. Understand Gradable: automatic HAPS Objective: R06.05 Compare and contrast female and male sexual responses. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.05b Explain how these govern erection and ejaculation. Section: 27.05 Topic: Physiology of the male reproductive system
53. The process of spermatogenesis and spermiogenesis begins with a __________ and ends with four __________. A. sperm cell; interstitial cells B. sperm cell; nurse cells C. secondary spermatocyte; spermatocytes in general D. secondary spermatocyte; germ cells E. germ cell; gametes
E. germ cell; gametes Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: R03.03 Contrast the process and the final products of spermatogenesis and oogenesis. HAPS Topic: Module R03 Gametogenesis. Learning Outcome: 27.04b Describe the sequence of cell types in spermatogenesis, and relate these to the stages of meiosis. Section: 27.04 Topic: Gametogenesis
59. The acrosome contains enzymes used to __________. A. dissolve the mucosa of the vagina B. dissolve the mucosa of the uterus C. dissolve the stickiness of the semen D. penetrate the vagina E. penetrate barriers surrounding the ovum
E. penetrate barriers surrounding the ovum Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R03.03 Contrast the process and the final products of spermatogenesis and oogenesis. HAPS Topic: Module R03 Gametogenesis. Learning Outcome: 27.04d Describe or draw and label a sperm cell. Section: 27.04 Topic: Gametogenesis Topic: Physiology of the male reproductive system
1. Sexual reproduction entails the union of two gonads to form a zygote.
FALSE Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R01.01 Describe the major functions of the male and female reproductive systems. HAPS Topic: Module R01 General functions of the male and female reproductive systems. Learning Outcome: 27.01a Identify the most fundamental biological distinction between male and female. Section: 27.01 Topic: General functions of the male and female reproductive systems
4. The mechanism that keeps the testes cooler than the body's core temperature is called descent of the testes.
FALSE Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.01f Describe the descent of the gonads and explain why it is important. Learning Outcome: 27.02a Describe the anatomy of the scrotum, testes, and penis. Section: 27.01 Section: 27.02 Topic: Gross anatomy of the male reproductive system
11. Spermiogenesis is the last stage of meiosis.
FALSE Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R03.02 Relate the general stages of meiosis to the specific processes of spermatogenesis and oogenesis. HAPS Topic: Module R03 Gametogenesis. Learning Outcome: 27.04a Describe the stages of meiosis and contrast meiosis with mitosis. Section: 27.04 Topic: Gametogenesis
6. Sperm travels to the ampulla of the ductus deferens before reaching the spermatic cord.
FALSE Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R05.03 Describe the pathway of sperm from the seminiferous tubules to the external urethral orifice of the penis. HAPS Topic: Module R05 Specific roles of the male reproductive organs. Learning Outcome: 27.02b Describe the pathway taken by a sperm cell from its formation to its ejaculation, naming all the passages it travels. Section: 27.02 Topic: Gross anatomy of the male reproductive system
16. Myotonia of skeletal muscles is characteristic of the excitement phase and refractory period.
FALSE Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R06.05 Compare and contrast female and male sexual responses. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.05b Explain how these govern erection and ejaculation. Section: 27.05 Topic: Physiology of the male reproductive system
14. Sympathetic nerve fibers trigger the secretion of nitric oxide, which dilates the deep arteries allowing blood to engorge the penis.
FALSE Accessibility: Keyboard Navigation Blooms Level: 2. Understand Gradable: automatic HAPS Objective: R06.05 Compare and contrast female and male sexual responses. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.05b Explain how these govern erection and ejaculation. Section: 27.05 Topic: Physiology of the male reproductive system
9. Erectile dysfunction prevents ejaculation in most cases.
FALSE Accessibility: Keyboard Navigation Blooms Level: 2. Understand Gradable: automatic HAPS Objective: R11.01 Predict factors or situations affecting the reproductive system that could disrupt homeostasis. HAPS Objective: R11.02 Predict the types of problems that would occur in the body if the reproductive system could not maintain homeostasis. HAPS Topic: Module R11 Predictions related to homeostatic imbalance, including disease states and disorders. Learning Outcome: 27.03c Define and describe male climacteric and the effect of aging on male reproductive function. Section: 27.03 Topic: Physiology of the male reproductive system
3. The presence of the Y chromosome guarantees the development of male secondary sex organs.
FALSE Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.01d Explain how the Y chromosome determines the response of the fetal gonad to prenatal hormones. Section: 27.01 Topic: General functions of the male and female reproductive systems
69. Genetic males are XY and genetic females are XX.
TRUE
2. Males produce sperm and females produce eggs.
TRUE Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R01.01 Describe the major functions of the male and female reproductive systems. HAPS Topic: Module R01 General functions of the male and female reproductive systems. Learning Outcome: 27.01a Identify the most fundamental biological distinction between male and female. Section: 27.01 Topic: General functions of the male and female reproductive systems
5. The scrotum contains the testes and spermatic cords.
TRUE Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R02.01 With respect to the gross anatomy, identify and describe the anatomy of the male and female reproductive system, including the gonads, ducts, accessory glands, associated support structures, and external genitalia. HAPS Topic: Module R02 Gross and microscopic anatomy of the male and female reproductive systems. Learning Outcome: 27.02a Describe the anatomy of the scrotum, testes, and penis. Section: 27.02 Topic: Gross anatomy of the male reproductive system
15. The first haploid (n) stage of spermatogenesis is prophase II.
TRUE Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R03.02 Relate the general stages of meiosis to the specific processes of spermatogenesis and oogenesis. HAPS Topic: Module R03 Gametogenesis. Learning Outcome: 27.04b Describe the sequence of cell types in spermatogenesis, and relate these to the stages of meiosis. Section: 27.04 Topic: Gametogenesis Topic: Reproductive cell division
12. Sperm make up just 10% of semen volume.
TRUE Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R05.05 Discuss the composition of semen and its role is sperm function. HAPS Topic: Module R05 Specific roles of the male reproductive organs. Learning Outcome: 27.04e Describe the composition of semen and functions of its components. Section: 27.04 Topic: Physiology of the male reproductive system
8. Testosterone stimulates development of the secondary sex characteristics, spermatogenesis, and libido.
TRUE Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R06.01 State the functions of gonadotropin releasing hormone, follicle stimulating hormone, luteinizing hormone, inhibin, testosterone, estrogen and progesterone. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.03a Describe the hormonal control of puberty. Section: 27.03 Topic: Physiology of the male reproductive system
10. At early puberty, follicle stimulating hormone (FSH) and luteinizing hormone (LH) stimulate enlargement of the testes.
TRUE Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: R06.03 Compare and contrast the events and endocrine regulation of female and male puberty. HAPS Objective: R06.04 Define secondary sex characteristics and describe their role in reproductive system function. HAPS Topic: Module R06 Regulation of reproductive system functions. Learning Outcome: 27.03a Describe the hormonal control of puberty. Learning Outcome: 27.03b Describe the resulting changes in the male body. Section: 27.03 Topic: Physiology of the male reproductive system
7. Nurse cells secrete inhibin, which regulates the rate of sperm production.
TRUE Accessibility: Keyboard Navigation Blooms Level: 2. Understand Gradable: automatic HAPS Objective: R05.02 Explain the role of the sustentacular cells and interstitial cells in sperm production. HAPS Topic: Module R05 Specific roles of the male reproductive organs. Learning Outcome: 27.02a Describe the anatomy of the scrotum, testes, and penis. Learning Outcome: 27.04c Describe the role of nurse cells in spermatogenesis. Section: 27.02 Section: 27.04 Topic: Gametogenesis Topic: Microscopic anatomy of the male reproductive system
13. Only germ cells undergo meiosis, which produces four haploid (n) cells with 23 chromosomes each.
TRUE Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic HAPS Objective: R03.01 Contrast the overall processes of mitosis and meiosis. HAPS Objective: R03.03 Contrast the process and the final products of spermatogenesis and oogenesis. HAPS Topic: Module R03 Gametogenesis. Learning Outcome: 27.04a Describe the stages of meiosis and contrast meiosis with mitosis. Learning Outcome: 27.04b Describe the sequence of cell types in spermatogenesis, and relate these to the stages of meiosis. Section: 27.04 Topic: Reproductive cell division
