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Lipoproteins and Cholesterol
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Lipoproteins and Cholesterol

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Questions and Answers

What is the effect of angiotensin II on blood vessels?

  • It has no effect on blood vessels
  • It increases the permeability of blood vessels
  • It causes them to constrict (correct)
  • It causes them to dilate
  • What is the role of aldosterone in the kidneys?

  • It increases the reabsorption of sodium and water into the blood (correct)
  • It decreases the reabsorption of sodium and water into the blood
  • It has no effect on sodium and water balance
  • It increases the excretion of sodium and water into the urine
  • What is the purpose of the Schilling test?

  • To determine if the kidneys are functioning properly
  • To diagnose multiple myeloma
  • To diagnose iron deficiency anemia
  • To determine if the stomach is producing intrinsic factor (correct)
  • What is the result of not having intrinsic factor in the stomach?

    <p>The body will be unable to absorb vitamin B12</p> Signup and view all the answers

    What is the medical condition associated with vitamin B12 deficiency?

    <p>Pernicious anemia</p> Signup and view all the answers

    What is the first step in the Schilling test procedure?

    <p>Giving a vitamin B12 supplement in liquid form</p> Signup and view all the answers

    What is the purpose of the radiolabelled dye in the Schilling test?

    <p>To detect the presence of vitamin B12 in the urine</p> Signup and view all the answers

    What is the result of increased reabsorption of sodium and water into the blood?

    <p>Increased blood pressure</p> Signup and view all the answers

    What is the role of angiotensin II in stimulating the secretion of aldosterone?

    <p>It stimulates the secretion of aldosterone</p> Signup and view all the answers

    What is the function of the kidneys in the regulation of blood pressure?

    <p>To increase the reabsorption of sodium and water into the blood</p> Signup and view all the answers

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