Blood Specimen Types and Collection Methods
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Questions and Answers

What does the Nitroprusside test detect?

  • Sucrose
  • Fructose
  • Glucose
  • Acetoacetate (correct)

    • Which test is recommended for detecting dyslipidemia as a risk factor for Type 2 DM?

  • Ketostix
  • Gerardht's test
  • Ferric chloride test
  • C-Peptide test (correct)

    • Why is OGTT not recommended for non-pregnant adults?

  • It can cause complications in non-pregnant adults
  • It is unreliable
  • It can lead to high glucose levels
  • It is not accurate for non-pregnant adults (correct)

    • What does HBA1c reflect in terms of blood glucose levels?

    <p>Glucose levels over the past 2-3 months</p> Signup and view all the answers

    Why is it important to properly prepare a patient before blood collection?

    <p>To ensure accurate test results</p> Signup and view all the answers

    What happens if the plasma/serum is not separated from the red top or red cells for a period of time?

    <p>Glucose level increases</p> Signup and view all the answers

    What is the difference in estimated glucose levels if yellow top is used instead of red top for testing?

    <p>12% lower in yellow top</p> Signup and view all the answers

    How long is the glucose level stable at room temperature according to the text?

    <p>8 hours</p> Signup and view all the answers

    Which chemical method involves the reduction of cupric ions to cuprous ions by glucose in hot alkaline conditions?

    <p>Alkaline Copper Reduction Method</p> Signup and view all the answers

    What is the chromogen used in the Folin-Wu Method for glucose measurement?

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

    Which method uses Alkaline Ferric Reduction for glucose measurement?

    <p>Benedict’s Method</p> Signup and view all the answers

    Which method is the most specific and only reacts with beta-d-glucosidase?

    <p>Glucose Oxidase Method</p> Signup and view all the answers

    In the context of glucose measurement, which method uses a toxic and corrosive agent, making it not commonly done?

    <p>Ortho-Toluidine Method</p> Signup and view all the answers

    Which method is considered the reference method and measures NADH at 340 nm?

    <p>Hexokinase Method</p> Signup and view all the answers

    Which enzyme-based method is derived from bacteria (Bacillus cereus) and highly specific for glucose?

    <p>Glucose Dehydrogenase</p> Signup and view all the answers

    Which glucose measurement method involves the rate of disappearance of oxygen?

    <p>Glucose Oxidase Method</p> Signup and view all the answers

    Which non-enzymatic method for glucose is considered to be the most specific?

    <p>Ortho-Toluidine Method</p> Signup and view all the answers

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