MLS-415 F2-3: RNA Viruses
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Questions and Answers

What is the primary mechanism by which Rubella infection directly damages fetal cells?

  • Mitochondrial dysfunction and apoptosis (correct)
  • Vitamin A disruption
  • Altered DNA synthesis
  • Inflammation and oxidative stress

Which of the following is NOT a characteristic feature of Congenital Rubella Syndrome?

  • Cataracts
  • Growth retardation
  • Diabetes (correct)
  • Cardiac Abnormalities

What is the recommended vaccination schedule for MMR?

  • 3 doses with booster (correct)
  • 2 doses with booster
  • 4 doses without booster
  • Single dose with no booster

What is the likely consequence of Rubella infection on fetal cells?

<p>Cellular damage and apoptosis (D)</p> Signup and view all the answers

Which of the following is a transient symptom of Congenital Rubella Syndrome?

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

What is the primary role of vitamin A in the context of Rubella infection?

<p>Disruption of fetal development (A)</p> Signup and view all the answers

What is the most common complication of Congenital Rubella Syndrome?

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

What is the primary goal of MMR vaccination?

<p>Preventing Rubella infection (A)</p> Signup and view all the answers

What is the consequence of mitochondrial dysfunction in fetal cells following Rubella infection?

<p>Cellular damage and apoptosis (B)</p> Signup and view all the answers

What is the characteristic triad of Congenital Rubella Syndrome?

<p>Cataracts, Deafness, and Cardiac Abnormalities (C)</p> Signup and view all the answers

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