Isozyme & Enzyme Classification Lecture Quiz
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Questions and Answers

Which LDH is primarily found in the heart and is associated with myocardial infarction?

  • LDH4 (H1M3)
  • LDH2 (H3M1)
  • LDH1 (H4) (correct)
  • LDH3 (H2M2)
  • Which LDH is primarily found in muscle and liver and is associated with muscle diseases?

  • LDH5 (M4) (correct)
  • LDH4 (H1M3)
  • LDH2 (H3M1)
  • LDH1 (H4)
  • What type of enzymes perform no physiological role and have no substrate in the plasma?

  • Nonfunctional enzymes (correct)
  • Enzymes of blood clotting and clot lysis
  • Plasma enzymes
  • Functional enzymes
  • Pathologic levels of plasma enzymes result from:

    <p>Tissue damage</p> Signup and view all the answers

    What helps the diagnosis of many diseases by measuring the level of certain enzymes in blood plasma?

    <p>Enzyme testing</p> Signup and view all the answers

    Which LDH is primarily found in tissues associated with muscle diseases?

    <p>LDH3 (H2M2)</p> Signup and view all the answers

    What type of enzymes perform no physiological role and have no substrate in the plasma?

    <p>Nonfunctional enzymes</p> Signup and view all the answers

    Which compartment primarily contains LDH1 (H4) associated with myocardial infarction?

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

    What helps in the diagnosis of many diseases by measuring the level of certain enzymes in blood plasma?

    <p>$Enzymes in blood plasma$</p> Signup and view all the answers

    What results in pathologic levels of plasma enzymes?

    <p>Tissue damage</p> Signup and view all the answers

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