Infectious Disease Agents Antibiotics Usage Quiz

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Questions and Answers

What is the purpose of using antibiotics in the Empiric way?

  • To treat infections based on microbiologic or serologic diagnosis
  • To prevent infections in patients with exposure to virulent pathogens
  • To get cultures on the front end for definitive diagnosis
  • To start appropriate treatment before the specific pathogen is known (correct)

Which factor helps determine the choice of antibiotics in the Empiric way?

  • Patient's age and gender
  • Local susceptibility trends (correct)
  • Patient's vaccination status
  • Previous antibiotic resistance patterns

For which type of infection would a patient need a longer duration of antimicrobial therapy?

  • Endometritis (correct)
  • Urinary tract infection
  • Osteoporosis
  • Common cold

What is the risk associated with prolonged unnecessary antibiotic therapy?

<p>Increased risk of resistance and cost (A)</p> Signup and view all the answers

In the Definitive use of antibiotics, what helps in selecting the most appropriate antibiotic?

<p>Interpretation of Minimum Inhibitory Concentration (MIC) (B)</p> Signup and view all the answers

When is Prophylactic antibiotic use typically recommended in a medical setting?

<p>For short-term exposure to a virulent pathogen (C)</p> Signup and view all the answers

What is the Minimum Inhibitory Concentration (MIC) of an antibiotic?

<p>The lowest concentration of antibiotic that inhibits growth (B)</p> Signup and view all the answers

Which antibiotic interferes with folic acid metabolism?

<p>Trimethoprim (D)</p> Signup and view all the answers

How do bacteria develop antibiotic resistance through Target Site Alteration?

<p>Mutation of the target site (B)</p> Signup and view all the answers

Which class of antibiotics includes drugs like Tigecycline and Doxycycline?

<p>Tetracyclines (C)</p> Signup and view all the answers

What is the role of beta-lactamase inhibitors in antibiotics?

<p>Protect antibiotics from degradation by beta-lactamase enzymes (A)</p> Signup and view all the answers

Which antibiotic is known to inhibit DNA gyrase in bacteria?

<p>Levofloxacin (D)</p> Signup and view all the answers

In which organisms do antivirals primarily act against?

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

'Minimum Bactericidal Concentration (MBC)' refers to:

<p>The lowest concentration of antibiotic that kills bacteria. (A)</p> Signup and view all the answers

Which type of reaction is associated with antibiotic allergy?

<p>Immune-mediated reaction (C)</p> Signup and view all the answers

Which class of antibiotics includes Ciprofloxacin and Levofloxacin?

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

What is the main target of antibiotics that inhibit protein synthesis?

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

Which microorganism is primarily targeted by antifungal medications?

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

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