Enzyme Markers in Clinical Significance
18 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which enzyme is commonly used as a marker for prostatic carcinoma?

  • Alanine transaminase (ALT)
  • Acid phosphatase (ACP) (correct)
  • Aspartate transaminase (AST)
  • Lactate dehydrogenase (LD)

What is the primary purpose of isoenzymes in identifying tissue damage?

  • To classify enzymes into different groups
  • To separate enzymes by electrophoresis
  • To catalyze the same reaction
  • To identify the site of tissue damage (correct)

Which enzyme is associated with hepatic disorders and viral hepatitis?

  • Gamma-glutamyl transferase (GGT)
  • Alanine transaminase (ALT) (correct)
  • Aspartate transaminase (AST)
  • Alkaline phosphatase (ALP)

What is the primary difference between isoenzymes?

<p>Their genetic makeup (D)</p> Signup and view all the answers

Which enzyme is commonly used as a marker for myocardial infarction?

<p>Creatine kinase (CK) (A)</p> Signup and view all the answers

What is the primary purpose of enzyme markers in clinical diagnosis?

<p>To diagnose diseases and disorders (B)</p> Signup and view all the answers

What occurs to the cells of the affected region in myocardial infarction?

<p>They release their enzyme content to the systematic circulation (B)</p> Signup and view all the answers

What is the result of enzyme induction?

<p>Increase in enzyme production (D)</p> Signup and view all the answers

Which of the following enzymes is commonly used as a marker for liver function?

<p>Glutamyl Transferase (GT) (A)</p> Signup and view all the answers

What is the site of increased activity of ϒ–glutamyltransferase in response to ethanol intake?

<p>Liver (A)</p> Signup and view all the answers

Which of the following enzymes is specific to the prostate?

<p>Acid Phosphatase (ACP) (B)</p> Signup and view all the answers

What is the clinical application of Aspartate Amino transferase (AST) and Alanine Amino transferase (ALT)?

<p>Diagnosis of liver disorders (C)</p> Signup and view all the answers

What is the purpose of using a second enzyme in enzymatic assays?

<p>To act on the product of the enzyme of primary interest (A)</p> Signup and view all the answers

What is the coenzyme used by the second enzyme in enzymatic assays?

<p>NADH (B)</p> Signup and view all the answers

What is the wavelength at which the oxidation of NADH can be measured?

<p>340nm (B)</p> Signup and view all the answers

Why do healthy individuals have a constant level of enzymes in their plasma?

<p>Because the rate of release from damaged cells is balanced by the rate of removal from the plasma (A)</p> Signup and view all the answers

What is the significance of increased plasma levels of certain enzymes in disease diagnosis?

<p>It indicates tissue damage to a specific tissue (A)</p> Signup and view all the answers

What can cause an increase in the release of intracellular enzymes into the plasma?

<p>A direct attack on the cell membranes by viruses or organic chemicals (C)</p> Signup and view all the answers

More Like This

Use Quizgecko on...
Browser
Browser