Human Physiology: Estrogen and Progesterone Metabolism

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Questions and Answers

What is the primary function of estrogen in the body?

  • To inhibit the synthesis of other ovarian hormones
  • To regulate the development of secondary sexual characteristics in males
  • To promote proliferation and growth of specific cells in the body (correct)
  • To stimulate the production of progesterone during pregnancy

Which of the following is NOT a significant type of estrogen in females?

  • Estradiol
  • Estriol
  • Estrone
  • Testosterone (correct)

During pregnancy, which organ is responsible for the production of estrogen?

  • Adrenal cortices
  • Ovaries
  • Placenta (correct)
  • Pituitary gland

What is the precursor molecule for estrogen synthesis?

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

Which type of estrogen is produced by peripheral tissues of adrenal cortices?

<p>Estrone (B)</p> Signup and view all the answers

What is the relative potency of estradiol compared to estrone and estriol?

<p>12 times more potent than estrone and 80 times that of estriol (A)</p> Signup and view all the answers

During which phase of the female reproductive cycle is progesterone production highest?

<p>Luteal phase (B)</p> Signup and view all the answers

What is the role of the liver in estrogen metabolism?

<p>Oxidation of estradiol and estrone to form estriol (B)</p> Signup and view all the answers

What is the primary function of granulosa cells in estrogen synthesis?

<p>Interaction with follicular theca cells to produce estrogen (B)</p> Signup and view all the answers

Which of the following is NOT a function of estrogen in the female reproductive cycle?

<p>Stimulation of progesterone production (A)</p> Signup and view all the answers

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