Chapter 27 The Reproductive System (Mastering A&P)

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lonelygirl
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218908
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Chapter 27 The Reproductive System (Mastering A&P)
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2013-05-11 04:16:26
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Biology Anatomy Physiology
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Biology 103A
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  1. Why are the male testes located in the scrotum outside the body?

    A. The testes develop better outside the body.
    B. It helps the male secondary sexual characteristics develop.
    C. Immature sperm are temperature sensitive.
    D. Their external location is necessary for penile development.
    C. Immature sperm are temperature sensitive.
    (this multiple choice question has been scrambled)
  2. Sperm are stored in the __________.

    A. epididymis
    B. seminiferous tubules
    C. ejaculatory duct
    D. ductus deferens
    A. epididymis
    (this multiple choice question has been scrambled)
  3. Genetic variation of individual chromosomes occurs during __________.

    A. prophase I
    B. anaphase I
    C. metaphase I
    D. prophase II
    A. prophase I
    (this multiple choice question has been scrambled)
  4. The release of __________ encourages interstitial endocrine cells to release __________.

    A. luteinizing hormone; androgen-binding protein
    B. follicle-stimulating hormone; androgen-binding protein
    C. luteinizing hormone; testosterone
    D. inhibin; testosterone
    C. luteinizing hormone; testosterone
    (this multiple choice question has been scrambled)
  5. What is the function of the blood testis barrier?

    A. to filter out male sex hormones
    B. to provide only select nutrients to the developing sperm
    C. to ensure that semen only contains sperm and seminal fluid
    D. to prevent activation of the immune system of the male against the developing sperm
    D. to prevent activation of the immune system of the male against the developing sperm
    (this multiple choice question has been scrambled)
  6. Which of the following is FALSE regarding the vagina of an adult female?

    A. The vaginal mucosa lacks glands.
    B. The vagina is also called the birth canal.
    C. The mucosa of the vagina is stratified squamous epithelium.
    D. The pH of the adult vagina is alkaline.
    D. The pH of the adult vagina is alkaline.
    (this multiple choice question has been scrambled)
  7. A surge in __________ directly triggers ovulation.

    A. follicle-stimulating hormone (FSH)
    B. luteinizing hormone (LH)
    C. estrogen
    D. progesterone
    B. luteinizing hormone (LH)
    (this multiple choice question has been scrambled)
  8. Which layer of the uterus is the site for implantation of a fertilized egg?

    A. stratum functionalis of the endometrium
    B. myometrium
    C. stratum basalis of the endometrium
    D. perimetrium
    A. stratum functionalis of the endometrium
    (this multiple choice question has been scrambled)
  9. What is the role of the corpus luteum?

    A. to stimulate the female sexual response
    B. ovulation
    C. to produce hormones that maintain the uterine lining during the first months of pregnancy
    D. to produce the primary oocytes
    C. to produce hormones that maintain the uterine lining during the first months of pregnancy
    (this multiple choice question has been scrambled)
  10. During the secretory phase of the uterine cycle __________.

    A. the endometrium is shed
    B. the functional layer of the endometrium regenerates
    C. the endometrium prepares for implantation
    D. ovulation occurs
    C. the endometrium prepares for implantation
    (this multiple choice question has been scrambled)
  11. Although effective in treating erectile dysfunction, Viagra has the side effect of reducing systemic blood pressure by causing ______.

    A. decreased blood flow to the ventricular walls
    B. reduction in parasympathetic stimulation of penile arterioles
    C. a reduction in cardiac outputa
    D. relaxation of muscle tissue in arteries
    D. relaxation of muscle tissue in arteries
    (this multiple choice question has been scrambled)
  12. Which of the following conditions might contribute to an increased probability of having an ectopic pregnancy?

    A. decreased number of cilia in the uterine tubes
    B. reduced blood flow to the ovaries
    C. reduced number of granulosa cells
    D. decreased rate of formation of vesicular follicles
    A. decreased number of cilia in the uterine tubes
    (this multiple choice question has been scrambled)
  13. Which of the following is the site where sperm are stored until they are ejaculated?



    A. seminiferous tubule
    B. tail of the epididymis
    C. body of the epididymis
    D. rete testis
    B. tail of the epididymis
    (this multiple choice question has been scrambled)
  14. Which cells produce androgens such as testosterone?



    A. interstitial endocrine (Leydig) cells
    B. myoid cells
    C. spermatogenic cells
    D. sustentocytes (Sertoli cells)
     
    A. interstitial endocrine (Leydig) cells
    (this multiple choice question has been scrambled)
  15. Sperm is produced in the __________ of the testes.

    A. myoid cells
    B. tunica vaginalis
    C. tunica albuginea
    D. seminiferous tubules
    D. seminiferous tubules
    (this multiple choice question has been scrambled)
  16. Which of the following does NOT add substances to seminal fluid?

    A. bulbo-urethral glands
    B. prostate gland
    C. urethra
    D. seminal glands
    C. urethra
    (this multiple choice question has been scrambled)
  17. Viable sperm production is optimal at the body's core temperature. True or False
    False
  18. Why does meiosis involve two nuclear divisions rather than one, as in mitosis?



    A. Meiosis reduces the chromosome number by half.
    B. Meiosis creates gametes with double the original chromosome number.
    C. Meiosis produces two genetically identical cells through the two nuclear divisions.
    D. Meiosis produces four cells, each with identical chromosomes.
    A. Meiosis reduces the chromosome number by half.
    (this multiple choice question has been scrambled)
  19. What is the product of spermatogenesis?

    A. capacitation of spermatozoa
    B. development of the male reproductive organs
    C. formation of haploid spermatozoa
    D. formation of semen
    C. formation of haploid spermatozoa
    (this multiple choice question has been scrambled)
  20. What part of the female duct system is the usual site of fertilization of the ovulated oocyte?



    A. uterus
    B. vagina
    C. cervical canal
    D. uterine (fallopian) tube (oviduct)
    D. uterine (fallopian) tube (oviduct)
    (this multiple choice question has been scrambled)
  21. Which layer of the uterine wall is made of smooth muscle?



    A. mesometrium
    B. perimetrium
    C. endometrium 
    D. myometrium
    D. myometrium
    (this multiple choice question has been scrambled)
  22. Which specific layer of the uterus is shed during menstruation, approximately every 28 days?



    A. stratum basalis of the endometrium
    B. mesometrium
    C. stratum functionalis of the endometrium
    D. myometrium
     
    C. stratum functionalis of the endometrium
    (this multiple choice question has been scrambled)
  23. The __________, a layer of the endometrium, is shed during each menstruation and is then regenerated by the __________.

    A. myometrium; perimetrium
    B. stratum functionalis; myometrium
    C. stratum basalis; stratum functionalis
    D. stratum functionalis; stratum basalis
    D. stratum functionalis; stratum basalis
    (this multiple choice question has been scrambled)
  24. Which of the following cells is released during ovulation?



    A. primary oocyte
    B. ovum
    C. oogonium
    D. secondary oocyte
     
    D. secondary oocyte
    (this multiple choice question has been scrambled)
  25. How many functional gametes are produced by oogenesis?



    A. three functional gametes
    B. two functional gametes
    C. one functional gamete
    D. four functional gametes
    C. one functional gamete
    (this multiple choice question has been scrambled)
  26. What event occurs during the proliferative phase?



    A. menstruation
    B. enrichment of the blood supply and glandular secretions prepare for reception of an embryo
    C. ovulation
    D. stratum functionalis is shed
    C. ovulation
    (this multiple choice question has been scrambled)
  27. What hormone promotes ovulation?



    A. luteinizing hormone (LH)
    B. leptin
    C. inhibin
    D. progesterone
    A. luteinizing hormone (LH)
    (this multiple choice question has been scrambled)
  28. Oocytes only complete meiosis II if they are fertilized. True or False
    True
  29. Which of the following is considered a primary sex organ in females?

    A. ovary
    B. vagina
    C. uterus
    D. mammary glands
    A. ovary
    (this multiple choice question has been scrambled)
  30. cervix.

    A. FSH production
    B. site of implantation
    C. site of fertilization
    D. estrogen and progesterone production
    E. site of pap smear
    F. secretes acid-neutralizing mucous into the penile urethra prior to ejaculation
    E. site of pap smear
    (this multiple choice question has been scrambled)
  31. telophase I.

    A. Tetrads align along the cell's equator.
    B. Homologous chromosomes separate from one another.
    C. Crossovers.
    D. Two haploid daughter cells are formed.
    E. Four genetically unique haploid cells are formed.
    D. Two haploid daughter cells are formed.
    (this multiple choice question has been scrambled)
  32. Identify the male reproductive structure indicated by "B".



    A. bulbo-urethral gland and duct
    B. ejaculatory duct
    C. prostate
    D. ductus deferens
    E. seminal gland
    F. epididymis
    E. seminal gland
    (this multiple choice question has been scrambled)
  33. Which of the following is true about meiosis?

    A. Meiosis involves only one cell division event.
    B. Meiosis leads to the production of genetically identical cells.
    C. Meiosis is how most cells in the body divide.
    D. Meiosis produces cells that have a haploid chromosome number.
    D. Meiosis produces cells that have a haploid chromosome number.
    (this multiple choice question has been scrambled)
  34. The uterine layer shed with each monthly cycle is the __________.

    A. tunica albuginea
    B. functional layer of endometrium
    C. perimetrium
    D. myometrium
    E. basal layer of endometrium
    B. functional layer of endometrium
    (this multiple choice question has been scrambled)
  35. Identify the structure associated with the testis indicated by "F".



    A. head of epididymis
    B. seminiferous tubule
    C. body of epididymis
    D. rete testisductus (vas) deferens
    E. tail of epididymis
    B. seminiferous tubule
    (this multiple choice question has been scrambled)
  36. vasectomy.

    A. surrounds urethra
    B. dorsal erectile bodies
    C. produces sperm to semen
    D. cut pathway of sperm movement
    E. undescended testes
    F. contributes fluid to semen
    D. cut pathway of sperm movement
    (this multiple choice question has been scrambled)
  37. Identify the male reproductive structure indicated by "C".



    A. ductus deferens
    B. bulbo-urethral gland and duct
    C. ejaculatory duct
    D. epididymis
    E. prostate
    F. seminal gland
    C. ejaculatory duct
    (this multiple choice question has been scrambled)
  38. parathyroid hormone.

    A. increases metabolic rate
    B. may inhibit osteoclast activity
    C. stimulates milk ejection from mammary glands
    D. stimulates milk production
    E. raises blood Ca2+ levels
    E. raises blood Ca2+ levels
    (this multiple choice question has been scrambled)
  39. FSH.

    A. released from anterior pituitary; causes thyroid gland to synthesize thyroxine
    B. released from posterior pituitary; causes kidneys to reabsorb/conserve water
    C. released from anterior pituitary; causes ovarian follicles to grow and produce estrogen and spermatogenesis in the testes
    D. released from anterior pituitary; causes ovulation and interstitial cells to produce testosterone in the testes
    E. released from posterior pituitary; causes uterine contractions
    C. released from anterior pituitary; causes ovarian follicles to grow and produce estrogen and spermatogenesis in the testes
    (this multiple choice question has been scrambled)
  40. prolactin.

    A. stimulates milk production
    B. stimulates milk ejection from mammary glands
    C. may inhibit osteoclast activity
    D. raises blood Ca2+ levels
    E. increases metabolic rate
    A. stimulates milk production
    (this multiple choice question has been scrambled)
  41. Which of the following homeostatic imbalances results from hyposecretion of growth hormone?

    A. acromegaly
    B. pituitary dwarfism
    C. gigantism
    D. elephantiasis
    B. pituitary dwarfism
    (this multiple choice question has been scrambled)
  42. Identify the part of the hypophyseal portal system indicated by "A".



    A. primary capillary plexus
    B. hypophyseal portal veins
    C. secondary capillary plexus
    A. primary capillary plexus
    (this multiple choice question has been scrambled)
  43. follicle-stimulating hormone.

    A. affects functions of the ovaries and testes
    B. increases contractions of uterine smooth muscle
    C. causes cells to undergo mitosis and increase in size
    A. affects functions of the ovaries and testes
    (this multiple choice question has been scrambled)
  44. How do protein kinases affect enzymes?

    A. They increase the secretion of an enzyme.
    B. They add a phosphate group (phosphorylation) to the enzyme.
    C. They break down the enzyme.
    D. They increase the release of an enzyme.
    B. They add a phosphate group (phosphorylation) to the enzyme.
    (this multiple choice question has been scrambled)
  45. thyroxine.

    A. stimulates milk productionraises blood Ca2+ levels
    B. may inhibit osteoclast activity
    C. stimulates milk ejection from mammary glands
    D. increases metabolic rate
    D. increases metabolic rate
    (this multiple choice question has been scrambled)
  46. The primary sex organ of the male is the __________.

    A. prostate
    B. testes
    C. epididymis
    D. penis
    E. seminal vesicle
    B. testes
    (this multiple choice question has been scrambled)
  47. interstitial cells.

    A. fibrous capsule of the testes
    B. cools arterial blood to keep the testes below core temperature
    C. site of sperm storage
    D. site of sperm production in the testes
    E. make testosterone
    E. make testosterone
    (this multiple choice question has been scrambled)
  48. LH.

    A. anterior pituitary
    B. follicular cells
    C. interstitial endocrine cells
    D. corpus luteum
    A. anterior pituitary
    (this multiple choice question has been scrambled)
  49. Identify the following structure associated with ovarian follicle development indicated by "D".



    A. zona pellucida
    B. antrum
    C. theca folliculi
    D. secondary oocyte
    E. corona radiata
    F. primary oocyte
    B. antrum
    (this multiple choice question has been scrambled)
  50. Identify the following structure associated with the mammary glands indicated by "D".



    A. lobe
    B. areola
    C. lactiferous sinus
    D. lactiferous duct
    E. nipple
    C. lactiferous sinus
    (this multiple choice question has been scrambled)
  51. pampiniform venous plexus.

    A. make testosterone
    B. fibrous capsule of the testes
    C. site of sperm storage
    D. cools arterial blood to keep the testes below core temperature
    E. site of sperm production in the testes
    D. cools arterial blood to keep the testes below core temperature
    (this multiple choice question has been scrambled)
  52. Identify the following structure associated with ovarian follicle development indicated by "F".



    A. secondary oocyte
    B. primary oocyte
    C. theca folliculi
    D. corona radiata
    E. antrum
    F. zona pellucida
    D. corona radiata
    (this multiple choice question has been scrambled)
  53. Identify the following structure associated with ovarian follicle development indicated by "C".



    A. secondary oocyte
    B. corona radiata
    C. zona pellucida
    D. antrum
    E. theca folliculi
    F. primary oocyte
    C. zona pellucida
    (this multiple choice question has been scrambled)
  54. The usual site of fertilization is the __________.

    A. uterus.  
    B. uterine tube.  
    C. vagina.  
    D. ovary.  
    E. vulva
    B. uterine tube.
    (this multiple choice question has been scrambled)
  55. Which male structure is homologous to the female's clitoris?

    A. epididymis
    B. scrotum
    C. pubis
    D. penis
    E. prostate gland
    D. penis
    (this multiple choice question has been scrambled)
  56. Identify the male reproductive structures indicated by "D".



    A. ejaculatory duct
    B. epididymis
    C. prostate
    D. ductus deferens
    E. seminal gland
    F. bulbo-urethral gland and duct
    F. bulbo-urethral gland and duct
    (this multiple choice question has been scrambled)
  57. Identify the part of spermatogenesis indicated by "C".



    A. early spermatids
    B. cytoplasm of adjacent sustentocytes
    C. spermatogonium
    D. secondary spermatocyte
    E. primary spermatocyte
    F. late spermatids
    E. primary spermatocyte
    (this multiple choice question has been scrambled)
  58. __________ acts upon the __________ to encourage the release of follicle-stimulating hormone (FSH) and luteinizing hormone (LH).

    A. Testosterone; Sertoli cells
    B. Gonadotropin-releasing hormone (GnRH); Sertoli cells
    C. Testosterone; anterior pituitary
    D. Gonadotropin-releasing hormone (GnRH); anterior pituitary
    D. Gonadotropin-releasing hormone (GnRH); anterior pituitary
    (this multiple choice question has been scrambled)
  59. Which of the following is NOT an effect of testosterone?

    A. maintains male libido
    B. maintains male secondary sex characteristics
    C. stimulates maturation of male sex organs
    D. decreases sperm production
    D. decreases sperm production
    (this multiple choice question has been scrambled)
  60. Identify the part of spermatogenesis indicated by "E".



    A. early spermatids
    B. cytoplasm of adjacent sustentocytes
    C. spermatogonium
    D. primary spermatocyte
    E. secondary spermatocyte
    F. late spermatids
    A. early spermatids
    (this multiple choice question has been scrambled)
  61. menopause.

    A. production of estrogen
    B. deliver nutrients to spermatocytes
    C. first menstrual period
    D. ovulation and menses cease
    E. production of testosterone
    D. ovulation and menses cease
    (this multiple choice question has been scrambled)
  62. Sperm are produced in the __________.

    A. spermatic cord
    B. epididymis
    C. interstitial cells
    D. prostate
    E. seminiferous tubules
    F. seminal gland
    E. seminiferous tubules
    (this multiple choice question has been scrambled)

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