A Quiz On Reproductive Physiology
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As we age, our body changes in different ways, and with this comes to some diseases and puts some more difficulty in reproduction. We must understand everything about reproductive physiology and how to make corrective measures to some of the reproduction problems one may face. This quiz will test your knowledge of the same.
- 1.A 24 yo man visits his dermatologist. The man is extremely upset because he is suffering from male pattern baldness. None of his older brothers exhibit male pattern baldness. Further, this man 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 yo sporting a full head of thick hair. What hormone is usually elevated in young men experiencing male pattern baldness?
- A.
Testosterone
- B.
Dehydroepiandrosterone (DHEA)
- C.
Androstenedione
- D.
Androstenediol
- E.
Dihydrotestosterone
- 2.
- A.
Testesterone and dehydrotestosterone
- B.
Dehydrotestosterone and prolactin
- C.
Testosterone and follicle stimulating hormone
- D.
Luteinizing hormone and follicle stimulating hormone
- E.
Testosterone and luteinizing hormone
- 3.
- A.
1‐2 weeks
- B.
3‐4 weeks
- C.
4‐6 weeks
- D.
6‐10 weeks
- E.
10‐15 weeks
- 4.
- A.
Impaired release of nitric oxide
- B.
Lack of emission
- C.
Reduced blood flow to the corpus cavernosa
- D.
Reduced nerve stimulation on the glans penis
- E.
KC is depressed and failure to ejaculate is a psychological problem
- 5.Theca interna cells and granulosa cells work synergistically to produce the ovarian hormones within the follicle. Which of the following adverse physiological responses is the most likely outcome if a woman is treated with an LH receptor antagonist during the early proliferative phase of the menstrual cycle?
- A.
Estradiol levels will decline
- B.
Progesterone levels will increase
- C.
Androstenedione levels will increase
- D.
LH levels will decline
- E.
The follicle will undergo atresia and die
- 6.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‐yo 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 a girl in Tanner Stage 2?
- A.
Villus hair, basal growth
- B.
Breast buds, accelerated growth
- C.
Coarse pubic hair, acne
- D.
Adrenarche, axillary hair
- E.
Projection of aerola, menses
- 7.The majority of a woman's follicles are lost due to atresia. At what age does the greatest rate of atresia usually occur?
- A.
During fetal development
- B.
During the toddler years
- C.
During peri‐menopause while experiencing irregular cyclicity
- D.
During puberty before regular cyclicity
- E.
During a woman's cyclical years
- 8.
- A.
Progesterone
- B.
Adolsterone
- C.
Testosterone
- D.
Cortisol
- E.
Estrone
- 9.Ovarian follicles respond to the gonadotropic hormones, follicle stimulating hormone (FSH) and luteinizing hormone (LH). Which of the following proteins inhibit the secretion of FSH and LH?
- A.
Activin
- B.
Testosterone
- C.
Progesterone
- D.
Human Chorionic Gonadotropin
- E.
Inhibin
- 10.
- 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)
- 11.
- A.
Neuropeptide Y
- B.
Nitric Oxide
- C.
Dopamine
- D.
Prolactin releasing hormone
- E.
Acetylcholine
- 12.The dominant follicle is likely selected during the preceding menstrual cycle, and then grows prolifically during the proliferative phase of the next cycle. You want 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
- 13.
- 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
- 14.A 39 yo woman 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 biological process explains the primary cause of oocyte depletion over time?
- A.
Folliculogenesis
- B.
Ovulation
- C.
Fertilization
- D.
Atresia
- E.
Oogenesis
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