Puberty Development Phases
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Questions and Answers

Which hormone activates the reproductive glands during puberty?

  • FSH (correct)
  • TSH
  • ACTH
  • LH
  • What is the first phase of pubertal changes that occurs in individuals?

  • Adrenarche (correct)
  • Gonadarche
  • Thelarche
  • Pubarche
  • What is the phase of pubertal changes that involves the onset of breast development?

  • Thelarche (correct)
  • Pubarche
  • Adrenarche
  • Menarche
  • What causes the menstrual cycle to be irregular in adolescents in the initial period after menarche?

    <p>Short luteal phase</p> Signup and view all the answers

    Which phase of pubertal changes marks the onset of menstrual bleeding in females?

    <p>Menarche</p> Signup and view all the answers

    Which cells in the testicles and ovaries are stimulated by FSH and LH during puberty?

    <p>Leydig cells and Sertoli cells (testicles), Theca and Granulosa cells (ovary)</p> Signup and view all the answers

    What is the role of inhibin secreted by FSH-stimulated Sertoli cells?

    <p>Inhibits FSH secretion</p> Signup and view all the answers

    Which hormone inhibits further GnRH secretion from the hypothalamus?

    <p>Testosterone</p> Signup and view all the answers

    What is the first visible sign of puberty in females?

    <p>Thelarche</p> Signup and view all the answers

    What is the genetic cause of McCune-Albright syndrome?

    <p>Mosaic mutation in the GNAS1 gene</p> Signup and view all the answers

    Which of the following is NOT one of the 3 P's of McCune-Albright syndrome?

    <p>Progeria</p> Signup and view all the answers

    What defines precocious puberty?

    <p>Appearance of secondary sexual characteristics before age 9 in girls and age 8 in boys</p> Signup and view all the answers

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