Ionizing vs Non-Ionizing Radiation Quiz

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Questions and Answers

What is the recommended dilution of a 5.25% solution of sodium hypochlorite according to CDC?

  • 1:10 (correct)
  • 1:5
  • 1:15
  • 1:20

Which heavy metal salt is commonly used as an antiseptic?

  • Silver
  • Arsenic
  • Copper (correct)
  • Zinc

What is the main mechanism of antibacterial activity for phenolics?

  • Inactivating cell proteins
  • Precipitating cell proteins
  • Oxidative effects
  • Cell wall disruption (correct)

What is the contact time required for formaldehyde to be effective against mycobacteria?

<p>30 minutes (A)</p> Signup and view all the answers

Which aldehyde is known for its sporicidal action within 3 to 10 hours?

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

Which compound is non-sporicidal and found in germicidal soaps?

<p>Quaternary ammonium compounds (C)</p> Signup and view all the answers

Which heavy metal salt is used in eye drops for Neisseria gonorrhoeae?

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

What makes glutaraldehyde effective against HIV and Hepatitis B?

<p>'Cross-linking' proteins (C)</p> Signup and view all the answers

Which compound is commonly found in hospital floors for its antibactericidal effect through cell wall disruption?

<p>Quaternary ammonium compounds (A)</p> Signup and view all the answers

What is the cornerstone of modern infection control programs to prevent nosocomial infections?

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

Which type of infection is confined to one area of the body with signs and symptoms localized in that area?

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

What type of infection spreads throughout the body via blood and lymphatic system?

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

Which type of systemic infection is defined as the presence of bacteria in the blood without active multiplication?

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

Which type of systemic infection involves active multiplication of organisms in the blood?

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

What is the term for an infection that starts locally in one part of the body and then spreads to other areas?

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

What do the initials 'Py' and 'Emia' stand for in Pyemia?

<p>'Pus' and 'Blood' (B)</p> Signup and view all the answers

What is the primary means through which nosocomial infections can be avoided?

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

What is the term for an infection that spreads through blood and lymphatic vessels throughout the body?

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

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