Infection Prevention and Control Flashcards
7 cards from real CHSP practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Infection Prevention and Control flashcards as text
A patient is placed on contact precautions for MRSA. Which action by the nursing assistant requires immediate correction?
Answer: Removing PPE inside the patient room before exiting
PPE must be removed before exiting the patient room, not inside it, to avoid contaminating the hallway environment.
Which organism is the most common cause of healthcare-associated pneumonia in ventilated patients?
Answer: Pseudomonas aeruginosa
Pseudomonas aeruginosa is the most frequently implicated gram-negative organism in ventilator-associated pneumonia (VAP) in healthcare settings.
An infection preventionist is evaluating surgical site infection (SSI) rates. Which pre-operative measure has the strongest evidence for reducing SSI risk?
Answer: Administering prophylactic antibiotics within 60 minutes before incision
Timely prophylactic antibiotic administration within 60 minutes before incision is the highest-evidence intervention for SSI prevention.
Under CDC guidelines, which of the following surfaces in a patient room is considered a 'high-touch' surface requiring more frequent disinfection?
Answer: Call button and bed rails
Call buttons and bed rails are high-touch surfaces that patients and staff contact frequently, making them priority targets for disinfection.
A healthcare worker develops a needlestick injury from a patient with unknown HIV status. What is the first immediate action?
Answer: Wash the wound thoroughly with soap and water
Immediate and thorough washing of the wound with soap and water is the first step following a needlestick or sharps injury.
Which disinfectant level is required for semi-critical medical devices such as endoscopes used on intact mucous membranes?
Answer: High-level disinfection
Semi-critical devices contact mucous membranes and require high-level disinfection to eliminate all microorganisms except high levels of bacterial spores.
An outbreak of Clostridioides difficile is identified on a medical unit. Which hand hygiene agent is specifically recommended over alcohol-based hand rub for C. diff situations?
Answer: Soap and water
Soap and water is preferred for C. difficile because alcohol-based hand rubs do not effectively remove spores, whereas soap and water physically removes them.