Antibiotics and Medically Important Viruses Quiz
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Questions and Answers

Which of the following antibiotics is NOT mentioned in the text as a treatment for bacterial infections?

  • Vancomycin
  • Linezolid
  • Clindamycin
  • Amoxicillin (correct)
  • Which virus type is characterized by having a single-stranded DNA genome and being enveloped?

  • Double stranded Nonenveloped DNA
  • Single stranded Nonenveloped DNA
  • Double stranded Enveloped DNA
  • Single stranded Enveloped DNA (correct)
  • In the text, what is the main function of Tazobactam (Tazocin) when used in combination with antibiotics like Carbapenems?

  • Enhance Gram-negative bacterial growth
  • Reduce the spectrum of activity
  • Increase bacterial resistance
  • Act as a beta-lactamase inhibitor (correct)
  • Based on the text, which antiviral agent is known for its activity against a broad spectrum of Gram-positive bacteria?

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

    Which of the following is NOT a type of extracellular enzymes that act as virulence factors?

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

    What is the primary function of endotoxins as virulence factors?

    <p>Inducing strong inflammatory responses</p> Signup and view all the answers

    Which bacteria shape is NOT typically associated with Gram-positive bacteria?

    <p>Spiral-shaped</p> Signup and view all the answers

    Which antibiotic family typically targets bacterial protein synthesis?

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

    What is the primary action of antiphagocytic factors as virulence factors?

    <p>Preventing bacterial engulfment by phagocytes</p> Signup and view all the answers

    Which antibiotic family is known for inhibiting folic acid synthesis in bacteria?

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

    Which of the following is a common side effect of aminoglycosides antibiotics?

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

    What is the main difference between Gram-positive and Gram-negative bacteria regarding cell wall structure?

    <p>Gram-negative bacteria have 3 cell wall layers, while Gram-positive have 2.</p> Signup and view all the answers

    What is the primary function of exotoxins as virulence factors?

    <p>Lysis of host cells</p> Signup and view all the answers

    Which bacteria shape is commonly associated with diplococci?

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

    What type of antibiotic is known to have the least toxic effects overall?

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

    What is the primary role of quinolones as antibiotics?

    <p>Inhibition of DNA replication in bacteria</p> Signup and view all the answers

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