Ovarian Cycle Events Summary
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Questions and Answers

What hormone stimulates the secretion of androgens by the theca interna cells?

  • Estrogen
  • FSH
  • Progesterone
  • Luteinizing Hormone (LH) (correct)

What is the function of FSH in the ovarian cycle?

  • Conversion of androgen to estrogen (correct)
  • Formation of LH receptors on granulosa cells
  • Stimulation of androgen secretion
  • Promotion of oocyte maturation

What is the role of estrogen-rich fluid formed by granulosa cells?

  • Development of LH receptors
  • Stimulation of PGA and PGE production
  • Formation of antrum (correct)
  • Promotion of oocyte maturation

What event is directly triggered by the preovulatory surge of LH release?

<p>Resumption of meiosis in oocytes (C)</p> Signup and view all the answers

What is the function of multivesicular bodies (MVB) in the ovary?

<p>Digestion of ground substance cementing fibroblasts (A)</p> Signup and view all the answers

What effect does the LH surge have on the FSH receptors on granulosa cells?

<p>Diminishes their number (C)</p> Signup and view all the answers

What leads to the intrafollicular production of PGA and PGE during ovulation?

<p>Rupture of the follicle (A)</p> Signup and view all the answers

What is the main effect of luteolysis in the ovarian cycle?

<p>Decrease in progesterone concentration causing FSH and LH secretion increase (C)</p> Signup and view all the answers

Which event is associated with the LH surge during the ovarian cycle?

<p>Reduction in FSH receptors on granulosa cells (C)</p> Signup and view all the answers

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