Gastrointestinal System Quiz
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Questions and Answers

What is the main clinical indication for salivary gland imaging?

  • Evaluation of function of palpable masses in parotid or salivary tissue
  • Evaluation of the symptoms of dryness of the mouth, or xerostomia (correct)
  • Evaluation of duct patency
  • Differentiation of Warthin's tumor from other malignant or benign salivary tumors
  • What ions are actively excreted by the salivary glands into the saliva?

  • Iodides and technetium-99m (Tc-99m)-pertechnetate ion (correct)
  • Calcium and phosphate ions
  • Sodium and chloride ions
  • Potassium and magnesium ions
  • What is the primary purpose of differentiating Warthin's tumor from other malignant or benign salivary tumors using salivary gland imaging?

  • To evaluate the symptoms of dryness of the mouth, or xerostomia
  • To determine the production and excretion of saliva using Tc-99m-pertechnetate
  • To evaluate the function of palpable masses in parotid or salivary tissue
  • To confirm the location of the salivary glands including ectopic glands (correct)
  • What is the function of Tc-99m-pertechnetate in salivary gland imaging?

    <p>To evaluate the production and excretion of saliva</p> Signup and view all the answers

    What is the primary use of nuclear sialography or salivary gland imaging?

    <p>To determine the function and confirm the location of the salivary glands including ectopic glands</p> Signup and view all the answers

    What is the main clinical indication for salivary gland imaging?

    <p>Evaluation of the symptoms of dryness of the mouth, or xerostomia</p> Signup and view all the answers

    What is the primary purpose of differentiating Warthin's tumor from other malignant or benign salivary tumors using salivary gland imaging?

    <p>To distinguish it from other malignant or benign salivary tumors</p> Signup and view all the answers

    What ions are actively excreted by the salivary glands into the saliva?

    <p>Iodides and technetium-99m (Tc-99m)-pertechnetate ion</p> Signup and view all the answers

    What is the primary use of nuclear sialography or salivary gland imaging?

    <p>To determine the function and confirm the location of the salivary glands</p> Signup and view all the answers

    What is the function of Tc-99m-pertechnetate in salivary gland imaging?

    <p>To evaluate the production and excretion of saliva</p> Signup and view all the answers

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