Test Your Knowledge About Physiology! Trivia Quiz

25 Questions | Total Attempts: 154

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Physiology Quizzes & Trivia

The function of the human reproductive system is to produce the components needed for reproduction to take place, and these are the sperm and ova. What do you know about the physiology of the human reproductive system from our previous physiology classes this fall? Take up the quiz below and get to review all we covered and refresh your memory. All the best!


Questions and Answers
  • 1. 
    A 26-year-old man visits his primary care physician (PCP) complaining of lethargy and muscle weakness. Upon history, the patient also reveals decreased libido, and that he is unable to maintain an erection during intercourse. The PCP suspects this man may have decreased levels of testosterone. Which of the following hormone assays should the PCP order to determine if this man has an impaired hypothalamic-pituitary-testicular axis?
    • A. 

      Testesterone and dihydrotestosterone

    • B. 

      Dihydrotestosterone and prolactin

    • C. 

      Testosterone and follicle stimulating hormone

    • D. 

      Luteinizing hormone and follicle stimulating hormone

    • E. 

      Testosterone and luteinizing hormone

  • 2. 
    The Tanner scale (i.e. Tanner Stage) is used by pediatricians to correlate changes in anatomy with the onset of physiological hormone production during puberty. A 13-year-old girl was taken to her pediatrician for a physical exam. This girl was classified as Tanner Stage 2. What are the common physical and physiological characteristics of this young girl?
    • A. 

      Villus hair, basal growth

    • B. 

      Coarse pubic hair, acne

    • C. 

      Projection of aerola, menses

    • D. 

      Breast buds, accelerated growth

    • E. 

      Adrenarche, axillary hair

  • 3. 
    • A. 

      During fetal development

    • B. 

      During peri-menopause while experiencing irregular cyclicity

    • C. 

      During a woman's cyclical years

    • D. 

      During the toddler years

    • E. 

      During puberty before regular cyclicity

  • 4. 
    A 39-year-old woman goes to her doctor complaining of irregular menstrual periods. The woman explains that she is experiencing menstrual cycles that range from 21 to 65 days in length. She further complains that she has heavy menstrual bleeding lasting 2 to 3 days during her menstrual period. The patient's BMI is 31; physical exam reveals abnormally large amounts of acne and an unusually high degree of facial hair. Elevations in which of the following hormones is the most likely cause for this patient's symptoms and signs?
    • A. 

      Progesterone

    • B. 

      Testosterone

    • C. 

      Estrone

    • D. 

      Estradiol

    • E. 

      Cortisol

  • 5. 
    Theca interna cells and granulosa cells work synergistically to generate ovarian hormones. If a woman is treated with a luteinizing hormone (LH) receptor antagonist during the early proliferative phase of the menstrual cycle, which of the following adverse physiological responses is the most likely outcome?
    • A. 

      Estradiol levels will decline

    • B. 

      Androstenedione levels will increase

    • C. 

      The follicle will undergo atresia and die

    • D. 

      Progesterone levels will increase

    • E. 

      LH levels will decline

  • 6. 
    Which of the following events of fertilization are associated with changes in intracellular calcium?
    • A. 

      Acrosome reaction

    • B. 

      Hyperactivation

    • C. 

      All choices are correct

    • D. 

      Cortical reaction

    • E. 

      Germinal vesicle breakdown

  • 7. 
    The gonadotropins, follicle stimulating hormone (FSH) and luteinizing hormone (LH), in large part regulate ovarian function. Elevations in which of the following proteins predominantly inhibits the secretion of FSH?
    • A. 

      Inhibin

    • B. 

      Activin

    • C. 

      Testosterone

    • D. 

      Progesterone

    • E. 

      Chorionic Gonadotropin

  • 8. 
    A 24-year-old man visits his dermatologist. The man is extremely upset because he is suffering from male pattern baldness. The patient explains that none of his older brothers exhibit male pattern baldness. The patient further complains that he was under the assumption that hair growth and baldness were traits inherited through his mother's genes, and he notes his maternal grandfather is 76-years-old and sporting a full head of thick hair. Which of the following hormones is most likely elevated in this patient?
    • A. 

      Testosterone

    • B. 

      Dehydroepiandrosterone (DHEA)

    • C. 

      Androstenedione

    • D. 

      Androstenediol

    • E. 

      Dihydrotestosterone

  • 9. 
    The dominant follicle is a highly vascularized structure that, following ovulation, evolves into a highly vascularized corpus luteum . Which of the following growth factors is most likely involved with the process of luteal angiogenesis?
    • A. 

      Placental growth factor (pGF)

    • B. 

      Insulin growth factor I (IGF1)

    • C. 

      Insulin growth factor II (IGF2)

    • D. 

      Epidermal growth factor (EGF)

    • E. 

      Vascular endothelial growth factor (VEGF)

  • 10. 
    A 32-year-old woman complains of irregular menstrual cycles. Physical exam reveals galactorrhea; hyperprolactinemia is suspected. Decreased levels in which of the following hormones would confirm this diagnosis?
    • A. 

      Neuropeptide Y

    • B. 

      Nitric Oxide

    • C. 

      Prolactin releasing hormone

    • D. 

      Acetylcholine

    • E. 

      Dopamine

  • 11. 
    A clinical researcher wants to administer a receptor antagonist designed to block growth of the dominant follicle. Inhibition of which receptor would most likely result in suppressed growth and development of the dominant follicle?
    • A. 

      Gonadotropin releasing hormone receptor

    • B. 

      Luteinizing hormone receptor

    • C. 

      Follicle stimulating hormone receptor

    • D. 

      Estrogen receptor

    • E. 

      Progesterone receptor

  • 12. 
    Which of the following hormones is most likely elevated in the follicular fluid of the dominant follicle, but often not measurable in serum, approximately 12 to 36 hours before ovulation?
    • A. 

      Inhibin A

    • B. 

      Inhibin B

    • C. 

      Estradiol

    • D. 

      Progesterone

    • E. 

      Estrone

  • 13. 
    A 28-year-old woman visits the gynecologist complaining of irregular menstrual cycles that persist for 45-60 days. Physical and pelvic exams are unremarkable. The gynecologist wants the woman to experience a normal menstrual cycle of 28 to 30 days. The woman agrees to participate in a clinical trial and is subsequently given an orally-active compound that is designed to release high levels of hCG over a 24 hour period. If day 1 is the first day of visible menses, on which day of the menstrual cycle is this woman instructed to take this compound to achieve her gynecologist's ideal menstrual cycle length?
    • A. 

      Day 10

    • B. 

      Day 12

    • C. 

      Day 15

    • D. 

      Day 18

    • E. 

      Day 20

  • 14. 
    Which of the following accurately describe the chronological set of descriptive changes that occur in the endometrium during the menstrual cycle?
    • A. 

      Proliferation, secretion, decidualization, menstruation

    • B. 

      Decidualization, menstruation, secretion, proliferation

    • C. 

      Menstruation, secretion, decidualization, proliferation

    • D. 

      Menstruation, decidualization, proliferation, secretion

    • E. 

      Secretion, menstruation, proliferation, decidualization

  • 15. 
    A 33-year-old woman on a progesterone-only intrauterine system (IUS) method of birth control visits her gynecologist. The patient explains that she wants to start a family. The IUS is removed and the patient charts 3 normal menstrual cycles of exactly 29 days before trying to get pregnant. The woman and her husband engage in daily intercourse for the next 8 months, but she does not get pregnant. The majority of menstrual cycles lasted 29-30 days, except for one lone menstrual cycle that lasted 45 days. The patient returns to the gynecologist, concerned about the lone menstrual cycle that lasted 45 days. Which of the following conditions is the most likely cause of this woman's concerns?
    • A. 

      An extended secretory phase of the menstrual cycle

    • B. 

      Elevated levels of estradiol during the secretory phase

    • C. 

      An extended proliferative phase of the menstrual cycle

    • D. 

      Elevated levels of progesterone during the secretory phase

    • E. 

      A spontaneous abortion

  • 16. 
    A 29-year-old man visits his urologist for a vasectomy. The patient explains that he is sexually active with multiple partners and does not want to father a child. Following the procedure, how long should the man abstain from intercourse to ensure he does not become a father?
    • A. 

      1-2 weeks

    • B. 

      3-4 weeks

    • C. 

      4-6 weeks

    • D. 

      6-10 weeks

    • E. 

      10-15 weeks

  • 17. 
    A 39-year-old woman visits her gynecologist. The patient explains that her husband wants children; she explains that she is scared about starting a family this late in life because she knows the quality of her oocytes is decreasing at a rapid rate. Which of the following biological processes explains the primary cause of the woman's fear?
    • A. 

      Folliculogenesis

    • B. 

      Ovulation

    • C. 

      Fertilization

    • D. 

      Oogenesis

    • E. 

      Atresia

  • 18. 
    A 33-year-old woman tests positive on a home-pregnancy kit. She visits her gynecologist, and urinalysis is positive for chorionic gonadotropin. Sonograms reveal a fetal crown-rump length consistent with 8 weeks' of pregnancy. Which of the following physiological events is specific to this time point in this patient's pregnancy?
    • A. 

      Blastocyst invasion

    • B. 

      Formation of the placenta

    • C. 

      Spiral artery remodeling

    • D. 

      Luteal-placental shift

    • E. 

      Syncytiotrophoblast hCG production

  • 19. 
    Human chorionic gonadotropin (hCG) rescues the corpus luteum during early pregnancy by acting directly on the granulosa-lutein cells. Which of the following statements best describes the primary functions of the granulosa-lutein cells (GLC) and theca-lutein cells (TLC) during early pregnancy?
    • A. 

      GLC secrete estrogen and progesterone; TLC secrete androgen and estrogen

    • B. 

      GLC secrete androgen and estrogen; TLC secrete progesterone and estrogen

    • C. 

      GLC secrete progesterone and androgen; TLC secrete progesterone and androgen

    • D. 

      GLC secrete progesterone and androgen; TLC secrete androgen and estrogen

    • E. 

      GLC secrete estrogen and progesterone; TLC secrete androgen and progesterone

  • 20. 
    A 57-year-old man visits his urologist complaining of the sudden onset of a sexually-related concern. The patient explains that he and his wife enjoy intercourse 3 to 4 times each week, but within the past 2 weeks he has been unable to ejaculate, yet mentally feels like he has achieved an orgasm. The patient further explains that he has had no difficulty in becoming aroused, he has always achieved a full erection, and has experienced no difficulties maintaining an erection during intercourse. The patient denies taking any erectile dysfunction drugs (e.g. Viagara). Physical exam is unremarkable; lab results reveal normal levels of testosterone and luteinizing hormone. Which of the following is the most likely cause of this patient's symptoms and signs?
    • A. 

      Impaired release of nitric oxide

    • B. 

      Lack of emission

    • C. 

      Impaired penile nervous system resulting in lack of ejaculatory stimuli

    • D. 

      The patient is depressed and failure to ejaculate is a psychological problem

    • E. 

      Reduced blood flow to the corpus cavernosa

  • 21. 
    Flutamide is an androgen receptor antagonist. Flutamide has been tested in nonhuman primates as a contraceptive, and markedly suppressed stromal expansion of the endometrial functionalis zone, which resulted in high rates of infertility in female rhesus macaques. Which of the following physiological processes was most likely affected by this compound?
    • A. 

      Gamete transport

    • B. 

      Menstruation

    • C. 

      Decidualization

    • D. 

      Fertilization

    • E. 

      Implantation

  • 22. 
    Acquisition of the LH receptor by the granulosa cells is absolutely necessary for ovulation of the dominant follicle. Which of the following compounds is secreted by the granulosa cells in response to LH stimulation?
    • A. 

      Estradiol

    • B. 

      Fibronectin

    • C. 

      Serine proteases

    • D. 

      Matrix metalloproteinases

    • E. 

      Androstenedione

  • 23. 
    The process of fertilization is a complex set of temporospatially coordinated interactive events between male and female gametes. The adequate transportation of both sperm and oocyte in the female reproductive tract is critical for fertilization. Which physiological change occurs during the ovulatory window that enhances gamete transport in the female reproductive tract?
    • A. 

      Thinning of the cervical mucus

    • B. 

      Decreased vaginal secretions

    • C. 

      Increased uterine blood flow

    • D. 

      Decreased uterine contractility

    • E. 

      Decidualization of the endometrial stroma

  • 24. 
    A 32-year-old woman, gravida 2, para 1, is 32 weeks' pregnant. Lab results reveal normal levels of estriol. What is the most likely physiological activity of this hormone?
    • A. 

      Stimulates blastocyst invasion

    • B. 

      Stimulates vascular remodeling of the spiral arteries

    • C. 

      Stimulates the secretion of luteal progesterone

    • D. 

      Stimulates endometrial decidualization

    • E. 

      Stimulates vasodilation and uterine blood flow

  • 25. 
    A 44-year-old married woman, and her husband of 20 years, visit the gynecologist for a menstrual complaint. The patient has not experienced a menstrual period for 3 months and further complains of minor nausea for the past week, which she attributes to a "bug going around". During history, the woman states that she is "deathly afraid" that she has entered menopause - her husband and her are considering another child, and her three older sisters all experienced horrible symptoms when they transitioned through menopause at 46, 49, and 54 years of age. Which of the following hormones is most likely elevated in this patient and the cause of her nausea and amenorrhea?
    • A. 

      Human chorionic gonadotropin

    • B. 

      Progesterone

    • C. 

      Follicle stimulating hormone

    • D. 

      Gonadotropin releasing hormone

    • E. 

      Estrone