Hormone Regulation Terminology
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Questions and Answers

What is the function of somatostatin in relation to growth hormone?

  • It stimulates the release of growth hormone
  • It inhibits the release of insulin-like growth factor
  • It inhibits the release of growth hormone (correct)
  • It facilitates the anabolic effects of growth hormone
  • What is the role of prolactin in lactation?

  • It triggers and maintains lactation (correct)
  • It stimulates the growth of adrenal cortex
  • It regulates the release of growth hormone
  • It stops milk production
  • What is the result of growth hormone overproduction in adulthood?

  • Gigantism
  • Acromegaly (correct)
  • Dwarfism
  • Prolactin imbalance
  • What is the function of adrenocorticotropic hormone (ACTH)?

    <p>It stimulates the growth and development of the adrenal cortex</p> Signup and view all the answers

    What is the result of growth hormone deficiency in children?

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

    What stimulates the release of adrenocorticotropic hormone (ACTH)?

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

    What is the primary function of exocrine glands?

    <p>To release secretions through ducts to a specific location</p> Signup and view all the answers

    What type of signalling molecules act on the same cell from which it is secreted?

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

    What is the definition of endocrine glands?

    <p>Glands that release hormones directly into the bloodstream</p> Signup and view all the answers

    What is the function of chemical messengers produced by endocrine glands?

    <p>To produce effects only when they bind to their specific receptors in or on cells</p> Signup and view all the answers

    What type of signalling molecules act locally targeting cells in close proximity to it only?

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

    What is the characteristic of glands that release their products directly into the bloodstream?

    <p>They are ductless glands that release products directly into the bloodstream</p> Signup and view all the answers

    What is the primary reason the pituitary gland is referred to as the master endocrine gland?

    <p>It regulates the production and release of hormones from other endocrine glands</p> Signup and view all the answers

    What is the primary function of FSH in male animals?

    <p>Stimulation of sperm production</p> Signup and view all the answers

    What is the effect of ADH on water loss in urine?

    <p>Decreased water loss</p> Signup and view all the answers

    Why does it take a minute or two of teat stimulation before milk starts to flow freely when milking a cow by hand?

    <p>The stimulation of the teat causes the release of oxytocin, which stimulates milk letdown</p> Signup and view all the answers

    What is the effect on prolactin release during lactation?

    <p>Prolactin release is stimulated</p> Signup and view all the answers

    Which hypothalamic hormone stimulates the secretion of adrenocorticotropic hormone (ACTH)?

    <p>Adrenocorticotropic hormone (ACTH) releasing hormone (ACTH-RH)</p> Signup and view all the answers

    What is the effect of dopamine on prolactin secretion?

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

    What is the primary function of growth hormone (GH) in young animals?

    <p>Promotion of body growth and development</p> Signup and view all the answers

    What is the effect of GH on carbohydrate metabolism?

    <p>GH discourages cells from using carbohydrates for energy production</p> Signup and view all the answers

    Which hormone inhibits the secretion of GH and TSH?

    <p>Somatostatin (GH-IH)</p> Signup and view all the answers

    What is the primary role of GH in regulating metabolism?

    <p>Encouraging anabolism of proteins, lipids, and carbohydrates</p> Signup and view all the answers

    What is the main function of mineralcorticoids, such as aldosterone?

    <p>Regulating electrolyte levels and blood pressure</p> Signup and view all the answers

    What region of the adrenal gland produces sex hormones, such as androgens and estrogens?

    <p>Adrenal cortex</p> Signup and view all the answers

    What is the primary function of glucocorticoids, such as cortisol?

    <p>Helping the body resist stress</p> Signup and view all the answers

    What is the location of the adrenal glands?

    <p>Near the cranial ends of the kidneys</p> Signup and view all the answers

    What is the main difference between the adrenal cortex and the adrenal medulla?

    <p>The adrenal cortex produces hormones, while the adrenal medulla produces neurotransmitters</p> Signup and view all the answers

    What is the effect of glucocorticoids on blood glucose levels?

    <p>Increasing blood glucose levels</p> Signup and view all the answers

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