The Endocrine System
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Questions and Answers

Which type of glands secrete their products into ducts?

  • Neither exocrine nor endocrine glands
  • Endocrine glands
  • Exocrine glands (correct)
  • Both exocrine and endocrine glands

    • What do endocrine glands secrete into?

  • Interstitial fluid (correct)
  • Muscles
  • Ducts
  • Capillaries

    • Which of the following is NOT a function of the endocrine system?

  • Contribution to immune function
  • Regulation of growth and development
  • Contraction of muscle (correct)
  • Regulation of reproductive processes

    • What carries the hormones secreted by endocrine glands away?

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

    What is the main function of exocrine glands?

    <p>Carrying secretions to target sites</p> Signup and view all the answers

    Which of the following statements about hormone receptors is true?

    <p>Up-regulation occurs when a hormone is present in excess</p> Signup and view all the answers

    What happens when a hormone is present in excess?

    <p>Down-regulation occurs</p> Signup and view all the answers

    Which of the following is true about the effects of hormones?

    <p>Hormones have powerful effects even in low concentrations</p> Signup and view all the answers

    What are hormone receptors made of?

    <p>Proteins and glycoproteins</p> Signup and view all the answers

    Which of the following is true about hormone receptors?

    <p>Receptors are only found in target cells.</p> Signup and view all the answers

    What happens when a hormone is deficient?

    <p>Up-regulation occurs.</p> Signup and view all the answers

    What is the effect of hormones even in low concentrations?

    <p>Powerful effects</p> Signup and view all the answers

    What occurs when a hormone is present in excess?

    <p>Down-regulation</p> Signup and view all the answers

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