Menstrual Cycle Events Quiz

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Questions and Answers

What hormone is responsible for the formation of the corpus luteum?

  • Estrogen
  • LH (correct)
  • Progesterone
  • FSH

During which phase of the menstrual cycle does the follicle increase production of estrogen?

  • Luteal phase
  • Ovulation phase
  • Menstrual phase
  • Proliferative phase (correct)

What stimulates the growth of the uterine lining during the menstrual cycle?

  • Estrogen and progesterone (correct)
  • Progesterone
  • FSH
  • LH

Which hormone is responsible for causing the follicle to rupture and expel the egg during ovulation?

<p>LH (D)</p> Signup and view all the answers

How do increased levels of estrogen impact the hypothalamus during the menstrual cycle?

<p>Cause a positive feedback to increase LH levels (D)</p> Signup and view all the answers

Which hormone(s) are involved in stimulating the growth of the granulosa cells in the follicle?

<p>LH and estrogen (D)</p> Signup and view all the answers

What stimulates granulosa cells and theca cells to produce progesterone before ovulation?

<p>Luteinizing hormone (D)</p> Signup and view all the answers

What happens to the corpus luteum if the egg is not fertilized?

<p>Develops into corpus albicans (D)</p> Signup and view all the answers

What leads to the LH surge that causes ovulation?

<p>Rise in GnRH secretion (D)</p> Signup and view all the answers

What causes menopause in females?

<p>Decreased number of primary follicles (A)</p> Signup and view all the answers

What is the function of LH and FSH during the menstrual cycle?

<p>Induce ovulation and stimulate progesterone production (B)</p> Signup and view all the answers

What occurs when estrogen levels are very low during menopause?

<p>&quot;Hot flashes&quot; and irritability (C)</p> Signup and view all the answers

What is the function of the corpus luteum in the female reproductive system?

<p>Produces and releases progesterone to maintain the uterine lining (C)</p> Signup and view all the answers

How does estrogen production differ in the ovaries compared to testosterone?

<p>Estrogen is produced from androstenedione by the theca cells (D)</p> Signup and view all the answers

Which of the following hormones stimulates the granulosa cells to convert androstenedione into estradiol in the ovaries?

<p>Follicle stimulating hormone (FSH) (A)</p> Signup and view all the answers

In oogenesis, what structure contains the primary oocyte surrounded by granulosa cells that secrete fluid into the antrum?

<p>Primary follicle (C)</p> Signup and view all the answers

During ovulation, what causes the mature follicle to rupture and expel the egg?

<p>LH surge (C)</p> Signup and view all the answers

How does oogenesis differ from spermatogenesis in terms of gamete production?

<p>Oogenesis produces millions of eggs compared to spermatogenesis producing one sperm (D)</p> Signup and view all the answers

What is the main role of luteinizing hormone (LH) in the female reproductive system?

<p>Causes ovulation by stimulating release of the egg from the follicle (D)</p> Signup and view all the answers

What is the consequence if a mature follicle degenerates into corpus albicans?

<p>Menstruation happens due to lack of implantation (D)</p> Signup and view all the answers

Which hormone is responsible for converting cholesterol into androstenedione in ovaries?

<p>Luteinizing hormone (LH) (A)</p> Signup and view all the answers

What is the primary function of estrogen in the ovaries?

<p>Contributes to follicle development and maturation (B)</p> Signup and view all the answers

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