HIV Retroviruses and Perinatal Transmission
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Questions and Answers

What enzyme do HIV Retroviruses encode?

  • Deoxyribonucleic acid (DNA) polymerase
  • RNA-dependent deoxyribonucleic acid (DNA) polymerase
  • Reverse transcriptase (RT) (correct)
  • Ribonucleic acid (RNA) polymerase

How do HIV Retroviruses replicate?

  • Through a DNA intermediate (correct)
  • Through an RNA intermediate
  • Through a lipid intermediate
  • Through a protein intermediate

What are the risk factors for perinatal transmission of HIV?

  • Rupture of membranes less than 4 hours
  • Low maternal circulating levels of HIV at delivery
  • Post-term delivery
  • Prematurity and high maternal circulating levels of HIV at delivery (correct)

How is the viral genome of HIV integrated into the host chromosome?

<p>It integrates into the host chromosome to become a cellular gene (C)</p> Signup and view all the answers

When is combination therapy with highly active antiretroviral therapy (HAART) recommended for HIV treatment?

<p>Based on the risk of disease progression determined by CD4 percentage or count and plasma HIV RNA copy number (B)</p> Signup and view all the answers

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