front 1 | back 1 Sperm Slide |
front 2 | back 2 Testis slide |
front 3 | back 3 Testis Slide |
front 4 | back 4 Testis Slide |
front 5 | back 5 Seminiferous Slide |
front 6 | back 6 Ovary Slide |
front 7 | back 7 Primary Follicle Slide |
front 8 | back 8 Primary Follicle |
front 9 | back 9 Secondary Follicle slide |
front 10 | back 10 Follicle Slide |
front 11 | back 11 Corpus Luteum of Ovary |
front 12 | back 12 Layers of the Uterus |
front 13 | back 13 Uterus Slide |
front 14 | back 14 Perimetrium layer of Uterus |
front 15 | back 15 Myometrium layer of the uterus |
front 16 | back 16 Myometrium layer of the Uterus |
front 17 | back 17 Endometrium layer of the Uterus |
front 18 | back 18 Mammary gland |
front 19 | back 19 Lactiferous Ducts of mammary gland |
front 20 | back 20 Secretory Alveoli of Mammary gland |
front 21 | back 21 Male structures |
front 22 | back 22 Male structures |
front 23 | back 23 Uterus |
front 24 | back 24 Ovary structures and follicles |
front 25 | back 25 Female structures |
front 26 | back 26 Female Structures |
front 27 What part of the female duct system is the usual site of fertilization of the ovulated oocyte? | back 27 uterine (fallopian) tube (oviduct) |
front 28 T/F: Gametes are produced in meiosis | back 28 TRUE |
front 29 Meiosis starts with a single diploid cell and produces ___. | back 29 4 haploid cells |
front 30 During PROPHASE I of meiosis ___. | back 30 homologous chromosomes stick together in pairs. |
front 31 What is the correct order of Meiosis? | back 31 Prophase I Metaphase I Anaphase I Telophase I Cytokinesis Meiosis II |
front 32 During meiosis, segments of nonsister chromatids can trade places. This recombination of maternal and paternal genetic material is a key feature of meiosis. During what phase of meiosis does recombination occu | back 32 Prophase I |
front 33 The constancy of the chromosome number from one generation to the next is maintained through ________. | back 33 Meiosis |
front 34 Which of the following cells is returned to the basal lamina to continue the pool of dividing germ cells? | back 34 Type A daughter cell or spermatogonium |
front 35 Which hormone promotes the formation of secondary sex characteristics such as the appearance of pubic, axillary, and facial hair, enhanced hair growth on the chest, and a deepening voice? | back 35 Testosterone |
front 36 | back 36 Homologous Chromosomes |
front 37 Although effective in treating erectile dysfunction, Viagra has the side effect of reducing systemic blood pressure by causing ______. | back 37 relaxation of muscle tissue in arteries |
front 38 During what phase of the female's uterine (menstrual) cycle is the uterine lining shed? | back 38 Menstrual Phase |
front 39 Which of the following will occur after ovulation? A) The corpus luteum prepares to become a corpus albicans. B) The endometrium enters its secretory phase. C) The secretion of anterior pituitary gonadotropins is enhanced. D) The corpus luteum secretes estrogen only. | back 39 B) The endometrium enters its secretory phase. |
front 40 During the secretory phase of the menstrual cycle ________. A) LH reaches its highest levels B) the Graafian follicle forms C) progesterone levels are at their highest D) estrogen reaches its highest levels | back 40 C) progesterone levels are at their highest |
front 41 Which of the following organs is NOT a part of the HPG axis? A) posterior pituitary gland B) anterior pituitary gland C) testis D) hypothalamus | back 41 A) posterior pituitary gland |
front 42 | back 42 Phases of Meiosis |
front 43 All of the following statements referring to the uterine cycle are true except ________. A) FSH and LH directly promote development of the uterine endometrium B) estrogen is secreted by the developing follicle in the follicular phase of the cycle C) a decrease in the levels of ovarian hormones signals menstruation D) the corpus luteum is formed from the ruptured follicle after ovulation | back 43 A) FSH and LH directly promote development of the uterine endometrium |
front 44 Which of the following is an INCORRECT matching of female reproductive structures with their functions? A) uterus/the womb (area of development of the fetus) B) ovarian follicle/ovum (egg) production C) uterine tube/transport unfertilized ovum to uterus for removal from the body D) vagina/birth canal | back 44 C) uterine tube/transport unfertilized ovum to uterus for removal from the body |
front 45 What event occurs during the proliferative phase? A) stratum functionalis is shed B) menstruation C) ovulation D) enrichment of the blood supply and glandular secretions prepare for reception of an embryo | back 45 C) Ovulation |
front 46 Why does only one egg, rather than four eggs, develop during oogenesis, given that spermatogenesis results in four sperm formed from one stem cell? A) Only one egg can be fertilized at a time. B) The egg does not go through the meiotic division processes that the sperm undergo. C) The unequal cytoplasmic division that results in one egg and three polar bodies ensures that a fertilized egg has ample nutrients for its journey to the uterus. D) Actually, gametogenesis (oogenesis in the female and spermatogenesis in the male) produces four eggs and four sperm. | back 46 C) The unequal cytoplasmic division that results in one egg and three polar bodies ensures that a fertilized egg has ample nutrients for its journey to the uterus |
front 47 If embryonic testes do not produce testosterone, a genetic male develops female external genitalia. However, if embryonic testes properly produce testosterone, but a genetic male nevertheless develops female external genitalia, the cause could be ______. A) a mutation in the gene that codes for development of the paramesonephric ducts B) a mutation in the gene that codes for the testosterone receptor C) hyposecretion of MIF D) hypersecretion of MIF | back 47 B) a mutation in the gene that codes for the testosterone receptor |
front 48 Which hormone is absolutely necessary for ovulation to occur? A) FSH B) estrogen C) LH D) progesterone | back 48 C) LH (luteinizing hormone) |
front 49 What is the function of the blood testis barrier? A) to provide only select nutrients to the developing sperm B) to filter out male sex hormones 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 | back 49 D) to prevent activation of the immune system of the male against the developing sperm |
front 50 Which of the following occurs during spermiogenesis? A) spermatids are produced B) sustentacular cells are produced C) sperm are produced D) spermatogonia are produced | back 50 C) sperm are produced |
front 51 | back 51 Sperm |
front 52 Which of the following cells is released during ovulation? A) ovum B) secondary oocyte C) oogonium D) primary oocyte | back 52 B) Secondary oocyte |
front 53 How many functional gametes are produced by oogenesis? A) one functional gamete B) two functional gametes C) three functional gametes D) four functional gametes | back 53 A) one functional gamete |
front 54 Which of the choices below is not a part of the hypothalamic-pituitary-gonadal axis? A) interstitial endocrine cells B) anterior pituitary gland C) thalamus D) hypothalamus | back 54 C) thalamus |
front 55 A surge in __________ directly triggers ovulation. | back 55 luteinizing hormone (LH) |
front 56 During meiosis, what does crossover promote? A) Crossover promotes a reduction in the number of cells produced. B) Crossover promotes the production of genetically identical gametes. C) Crossover promotes a reduction in the number of chromosomes. D) Crossover promotes increased genetic variability among gametes. | back 56 D) Crossover promotes increased genetic variability among gametes. |
front 57 | back 57 Uterus structures |
front 58 Which of the following glands are responsible for about 70% of the volume of semen? | back 58 The seminal glands |
front 59 In cervical cancer, which cancer cells that cover the cervical tip are most likely to be abnormal? A) columnar epithelial cells B) squamous epithelial cells C) cuboidal epithelial cells D) transitional epithelial cells | back 59 B) squamous epithelial cells |
front 60 What is the pigmented ring of skin situated slightly below the center of each breast? | back 60 Areola |
front 61 A varicocele may hinder blood flow through the pampiniform venous plexus; the reduced venous drainage and the resulting elevated testicular temperature may be caused by ______. A) defective venous valves in the testis B) elevated systemic arterial blood pressure C) elevated core body temperature D) reduced testicular arterial blood flow | back 61 A) defective venous valves in the testes |
front 62 Which male accessory ducts transports both sperm and urine? | back 62 Urethra |
front 63 | back 63 Male accessory ducts |
front 64 The primary function of the uterus is to ________. | back 64 receive, retain and nourish a fertilized ovum |
front 65 | back 65 Meiosis |
front 66 Why CAN'T polar bodies be fertilized? A) Polar bodies have too few chromosomes. B) Polar bodies can be fertilized, resulting in the formation of fraternal twins. C) Polar bodies are diploid. D) Polar bodies lack nutrient-containing cytoplasm. | back 66 D) polar bodies lack nutrient-containing cytoplasm |
front 67 Which of these statements about sexually transmitted infections is false? A) Chlamydia is caused by bacteria that can often be asymptomatic or bring on a wide variety of symptoms. B) Syphilis is caused by a virus that may lead to death if untreated. C) Genital herpes is caused by a virus that may cause intermittent lesions. D) Gonorrhea is caused by a bacterium that can bring on painful discharges in males. | back 67 B) Syphilis is caused by a virus that may lead to death if untreated. |
front 68 Nondisjunction may occur due to ______. A) failure of sister chromatids to separate properly during anaphase II B) failure of homologous chromosomes to separate properly during anaphase I C) failure of centromeres to split apart properly during meiosis II D) All of the listed responses are correct. | back 68 D) All listed responses are correct. |
front 69 Which of the following is housed within the spermatic cord? A) rete testis B) epididymis C) testicular arteries and veins D) seminiferous tubules | back 69 C) testicular arteries and veins |
front 70 | back 70 Male structures |
front 71 Which is not a part of the proliferative phase of the female menstrual cycle? A) development of endometrial cells B) vesicular follicle growth C) late in this phase, cervical mucus becomes thin and crystalline D) corpus luteum | back 71 D) corpus luteum |
front 72 Which cells produce androgens such as testosterone? A) spermatogenic cells B) interstitial endocrine (Leydig) cells C) sustentocytes (Sertoli cells) D) myoid cells | back 72 B) interstitial endocrine (Leydig) cells |
front 73 Human egg and sperm are similar in that ___. | back 73 they have the same number of chromosomes. |
front 74 The __________, a layer of the endometrium, is shed during each menstruation and is then regenerated by the _________ | back 74 Stratum functionalis Stratum basalis |
front 75 During vasectomy, what accessory duct is cut as a form of birth control? | back 75 Ductus (vas) Deferens |
front 76 T/F: Viable sperm production is optimal at the body's core temperature. | back 76 FALSE |
front 77 Which of the choices below is not a function of testosterone? A) stimulates protein synthesis B) stimulates mammary gland development C) stimulates the male pattern of development D) contributes to male sexual behavior and spermatogenesis | back 77 B) stimulates mammary gland development |
front 78 The most important risk for testicular cancer in young males is ________. | back 78 undescended testes |
front 79 Why doesn't semen enter the urinary bladder during ejaculation? | back 79 The smooth muscle sphincter at the base of the urinary bladder closes. |
front 80 The __________ connects the uterus to the vagina. | back 80 Cervix |
front 81 The ability of a male to ejaculate is due to the action of ________. A) parasympathetic nerves B) the dartos muscle C) the bulbospongiosus muscles D) luteinizing hormone | back 81 C) the bulbospongiosus muscles |
front 82 External Female Structures | back 82 External Female Structures |
front 83 Which structure of the female's external genitalia has erectile tissue like the penis? | back 83 The clitoris |
front 84 Mitosis | back 84 One division consisting of prophase, metaphase, anaphase and telophase. Produces cells for growth and tissue repiar |
front 85 Meiosis | back 85 Produces Haploid Cells Occurs in 2 stages Forms Tetrads Produces 4 daughter cells |
front 86 Genetic variation of individual chromosomes occurs during __________. | back 86 Prophase I |
front 87 T/F: The ovaries are situated in the peritoneal cavity flanking the uterus. | back 87 TRUE |
front 88 Which of the following female structures is homologous to the male scrotum? A) clitoris B) vagina C) labia majora D) labia minora | back 88 C) labia majora |
front 89 A low secretion of luteinizing hormone (LH) in the normal male adult would cause ________. A) shrinkage of the anterior pituitary gland B) decreased testosterone secretion C) increased spermatogenesis D) excessive beard growth | back 89 B) decreased testosterone secretion |
front 90 Structures of the male testes | back 90 Structures of the male testes |
front 91 Which of the following results from spermiogenesis? A) spermatogonium or Type A daughter cell B) Secondary spermatocyte C) Spermatid D) Sperm | back 91 D) Sperm |
front 92 Why does meiosis involve 2 nuclear divisions rather than one, as in mitosis? | back 92 Meiosis reduces the chromosome number by half. |
front 93 Select the correct statement about the hormonal events of the ovarian cycle. A) The follicle begins to secrete progesterone in response to estrogen stimulation. B) The LH surge stimulates further development of the secondary oocyte. C) Rising levels of estrogen start follicle development. D) High estrogen levels result in a surge of LH release. | back 93 D) High estrogen levels result in a surge of LH release. |
front 94 A 38-year-old male is upset about his low sperm count and visits a "practitioner" who commonly advertises his miracle cures of sterility. The practitioner is a quack who treats conditions of low sperm count with megadoses of testosterone. The patient experiences a huge surge in libido. Would this treatment result in a higher or lower sperm count, and why? | back 94 Lower sperm count. High levels of testosterone inhibit the release of GnRH, inhibiting FSH release, resulting in direct inhibition of spermatogenesis. |
front 95 Which of the following statements is true concerning the mammary glands of both males and females? A) All lumps identified in breast tissue are malignant. B) The only time hormones target breast tissue is during pregnancy and lactation. C) Both sexes are equally prone to breast cancer. D) The mammary glands are modified sweat glands that are actually part of the integumentary system. | back 95 D) The mammary glands are modified sweat glands that are actually part of the integumentary system. |
front 96 Which of the following is an effect of estrogen in females? A) Promotes oogenesis B) Promotes water loss (diuresis) C) Promotes lactation D) Suppresses the effect of follicle-stimulating hormone (FSH) | back 96 A) Promotes Oogenesis |
front 97 What is the product of spermatogenesis? A) capacitation of the spermatozoa B) development of the male reproductive organs C) formation of semen D) formation of haploid spermatozoa | back 97 D) Formation of haploid spermatozoa |
front 98 What are the two fatty, hair-covered skin folds that run posteriorly from the mons pubis? A) greater vestibular glands B) labia minora C) labia majora D) clitoris | back 98 C) labia majora |
front 99 T/F: Oocytes only complete meiosis II if they are fertilized. | back 99 TRUE |
front 100 Which of the following is NOT a sexually transmitted bacterial disease? A) Chlamydia B) Genital Herpes C) Gonorrhea D) Syphilis | back 100 B) Genital Herpes |
front 101 Genital Warts | back 101 Human Papillomavirus |
front 102 Syphilis | back 102 Treponema Pallidum |
front 103 Gonorrhea | back 103 Urethritis in males |
front 104 Genital Herpes | back 104 Human Herpes Virus Type 2 |
front 105 Chlamydia | back 105 Organism responsible for up to half of the diagnosed cases of pelvic inflammatory disease |
front 106 The mammary glands belong to which system? | back 106 The Integumentary System |
front 107 Enzymes that allow sperm to penetrate the egg are located in the __________ of the sperm cell. A) mitochondria B) midpiece C) acrosome D) tail | back 107 C) acrosome |
front 108 Effects of estrogen include ________. A) eepening of the voice B) increased oiliness of the skin C) growth of the larynx D) growth of the breasts at puberty | back 108 D) growth of the breasts at puberty |
front 109 The ability of sperm cells to move along the ductus deferens is due to ________. | back 109 peristaltic contractions |
front 110 Which of the following statements about the female reproductive process is not true? A) Fertilization usually occurs in the uterine tubes. B) The monthly discharge of the uterus (menses) is initiated by the decrease in secretion of female hormones. C) Ovulation usually occurs 14 days after the beginning of menses. D) Rebuilding the endometrium is under the control of prolactin. | back 110 D) Rebuilding the endometrium is under the control of prolactin |
front 111 Fertilization usually occurs in the ___. | back 111 Uterine Tubes |