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Introduction to First-Line Defenses quiz

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  • Which is a strategy for preventing household fires? A) Installing smoke detectors, B) Keeping flammable materials away from heat sources, C) Regularly checking electrical appliances, D) All of the above
    D) All of the above
  • What is a sign that is not associated with choking?
    Breathing normally
  • What practices should be exercised to ensure food safety? Check all that apply. A) Washing hands before handling food, B) Cooking food to the right temperature, C) Storing food at safe temperatures, D) Using the same cutting board for raw meat and vegetables
    A, B, C
  • Which portal of entry is the most commonly used by pathogens? A) Skin, B) Respiratory tract, C) Digestive tract, D) Urinary tract
    B) Respiratory tract
  • What is not a portal of entry for pathogens?
    D) Hair
  • What provides a first line of defense against pathogens?
    A) Skin
  • How can the nurse best minimize a patient’s risk for infection during tracheostomy care? A) By using sterile techniques, B) By wearing gloves, C) By washing hands before and after the procedure, D) All of the above
    D) All of the above
  • What is not an example of a portal of entry for microorganisms?
    D) Hair
  • What is not an example of the body’s first line of defense against infection?
    C) Antibodies
  • When should you perform hand hygiene? (Select all that apply.) A) Before eating, B) After using the restroom, C) Before and after patient contact, D) After touching your face
    A, B, C, D
  • What is the best way for a nursing assistant to prevent infection? A) Wearing gloves, B) Using hand sanitizer, C) Performing hand hygiene, D) Wearing a mask
    C) Performing hand hygiene
  • What methods use moist heat to destroy microbes?
    D) All of the above
  • How do cilia help to prevent infection? A) By trapping pathogens, B) By moving mucus out of the respiratory tract, C) By producing antibodies, D) By breaking down pathogens
    B) By moving mucus out of the respiratory tract
  • What type of microbial control agent is suitable for use on tissues to prevent infection?
    B) Antiseptics
  • What is not a portal of entry for pathogens?
    D) Hair
  • How does lysozyme on the skin and in tears protect against bacterial pathogens? A) By breaking down bacterial cell walls, B) By neutralizing toxins, C) By producing antibodies, D) By trapping bacteria
    A) By breaking down bacterial cell walls
  • What safety practices can prevent cross-contact?
    All of the above: Using separate cutting boards for raw and cooked foods, Washing hands after handling raw meat, Cleaning surfaces with disinfectant