Epidemiology and Transmission of Infections

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Questions and Answers

What is the primary focus of laboratory safety?

  • Recognition of hazards and biological substances (correct)
  • Application of common sense and listening to instructions
  • Good housekeeping and personal protective equipment
  • Controlling and monitoring infections

What are the primary sources of biological hazards in the laboratory?

  • Outdated laboratory procedures
  • Impure chemicals and broken equipment
  • Poorly trained laboratory personnel
  • Contaminated clinical specimens and infected patients (correct)

What is the purpose of universal precautions in healthcare facilities?

  • To isolate patients with infectious diseases
  • To consistently use blood and body fluid precautions for all patients (correct)
  • To ensure proper hand hygiene
  • To monitor and control infections in healthcare facilities

What is the reservoir in the chain of infection?

<p>A location where the infectious agent can live and multiply (A)</p> Signup and view all the answers

What is the primary means of preventing the transmission of infectious agents in the laboratory?

<p>Proper hand hygiene and wearing personal protective equipment (A)</p> Signup and view all the answers

What is the primary goal of infection control in healthcare facilities?

<p>To monitor and control infections occurring within the facilities (C)</p> Signup and view all the answers

What is the transmission method through inhalation of contaminated air particles?

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

What is the term for the site through which a pathogen enters the host?

<p>Portal of entry (B)</p> Signup and view all the answers

According to the OSHA Blood-Borne Pathogens standard, what must employers offer to personnel in Category I and II?

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

What is the category of exposure that involves daily exposure to blood and body fluids?

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

What is the term for an animal or insect that transmits a pathogen to a human?

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

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