Endocrine Cells and Hypothalamus Quiz
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Questions and Answers

What is the main function of oxytocin in women?

  • Stimulates smooth muscle contraction in the myometrium (correct)
  • Increases permeability of kidney tubules
  • Facilitates sperm transport within the male reproductive system
  • Stimulates milk production in mammary glands
  • Where are oxytocin and antidiuretic hormones synthesized in the body?

  • Pituitary gland
  • Hypothalamus (correct)
  • Liver
  • Kidneys
  • Which of the following glands is considered an endocrine gland?

  • Thyroid (correct)
  • Liver
  • Lungs
  • Pancreas
  • What is the role of antidiuretic hormone (ADH) in the kidneys?

    <p>Increases permeability of kidney tubules</p> Signup and view all the answers

    Where are interstitial cells of Leydig found?

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

    Which part of the hypothalamus is primarily responsible for synthesizing hypophysiotropic hormones?

    <p>Arcuate nucleus</p> Signup and view all the answers

    What is the function of hypophysiotropic hormones in relation to the pituitary gland?

    <p>Regulates the activity of secretory cells</p> Signup and view all the answers

    Which lobe of the pituitary gland is considered to be a direct extension of the hypothalamus?

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

    What are the lobes that make up the anterior lobe of the pituitary gland?

    <p>Pars distalis, pars tuberalis, pars intermedia</p> Signup and view all the answers

    In which nuclei are the parvocellular secretory neurons located that synthesize hypophysiotropic hormones?

    <p>Arcuate, periventricular, paraventricular</p> Signup and view all the answers

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