Puberty Physical Changes and Reproductive Hormone Regulation Quiz
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Questions and Answers

Which hormone is primarily responsible for triggering ovulation in the female menstrual cycle?

  • Luteinizing hormone (LH) (correct)
  • Progesterone
  • Estrogen
  • Follicle-stimulating hormone (FSH)
  • How does the hypothalamus contribute to the regulation of reproductive hormones?

  • It produces kisspeptin, which stimulates the release of GnRH (correct)
  • It secretes LH and FSH in response to rising estrogen levels
  • It releases inhibin to inhibit the production of GnRH
  • It responds to low testosterone by inhibiting LH and FSH release
  • Which part of the female reproductive system is the primary site for embryo development?

  • Uterus (correct)
  • Fallopian tube
  • Cervix
  • Ovary
  • During pregnancy, how does the feedback mechanism adapt to maintain reproductive hormone levels?

    <p>Prolactin secretion rises to inhibit the release of LH and FSH</p> Signup and view all the answers

    Which physical change is common to both sexes during puberty?

    <p>Hair growth in certain body parts</p> Signup and view all the answers

    What is the role of GnRH in the male reproductive system?

    <p>It stimulates the production of testosterone</p> Signup and view all the answers

    What is the primary role of testosterone feedback in the male reproductive system?

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

    Which of the following is a correct characteristic of negative feedback in the regulation of reproductive hormones?

    <p>Rising hormone levels inhibit hormone release at the hypothalamus</p> Signup and view all the answers

    In the correct order for the production of hormones during the monthly cycle, what comes after FSH and before progesterone?

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

    What will not result in a missed menstrual cycle?

    <p>Fertilization of the egg</p> Signup and view all the answers

    Which of the following is caused by increased estrogen levels in the follicular phase of the menstrual cycle?

    <p>Thickening of cervix</p> Signup and view all the answers

    When is a woman most fertile during her cycle according to the rhythm method?

    <p>Cycle days 9-16</p> Signup and view all the answers

    What is the hormone responsible for milk production and is stimulated through sucking?

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

    Which of the following is NOT a trigger for ovulation?

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

    Which of the following hormones are directly released by the hypothalamus to trigger ovulation?

    <p>Gonadotropin-releasing hormone (GnRH)</p> Signup and view all the answers

    Which hormone is responsible for the thickening of the uterine lining in preparation for pregnancy?

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

    Which of the following correctly represents the events that lead to pregnancy and embryo development?

    <p>(i) Fertilization of egg, (ii) Maturation of egg, (iii) Release of egg, (iv) Embedding of embryo in thickened uterine wall</p> Signup and view all the answers

    What triggers the release of FSH and LH from the pituitary gland in females?

    <p>Gonadotropin-releasing hormone (GnRH)</p> Signup and view all the answers

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