These CFRN practice questions target infection control — including PEP, Exposure Prophylaxis, VRE, Resistant Enterococcus. The complete CFRN deck holds 1000 flashcards, 10 of them dedicated to this topic. Study the free samples below, then unlock the whole collection for a one-time $7.
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When providing care in the confined space of a rotor-wing aircraft, which hand hygiene method is preferred by the CDC/WHO for routine clinical care when hands are not visibly soiled, and what is the specific 2026 recommendation for its application?
Show answer →Alcohol-Based Hand Rub (ABHR) is the preferred method for flight nurses due to its rapid germicidal activity and convenience in the aircraft. Application: Apply to palm and rub all surfaces of hands until dry (approx. 20 seconds). **Clinical Pearl:** While ABHR is standard, soap and water MUST be used if hands are visibly soiled or after caring for patients with suspected or confirmed Clostridioides difficile (C. diff) or Norovirus, as ABHR is ineffective against these spores. **Exam Strategy:** BCEN often tests the exception to the rule. If the scenario mentions diarrhea or C. diff, the answer is always soap and water, not ABHR.
During a high-altitude fixed-wing transport, a flight nurse sustains a needle-stick injury from a contaminated 20g IV catheter. According to OSHA and 2026 CDC guidelines, what is the immediate priority and the golden window for Post-Exposure Prophylaxis (PEP)?
Show answer →1. Immediate Action: Wash the site with soap and water (do not use bleach or antiseptics). 2. Reporting: Notify the pilot-in-command/base immediately for post-flight follow-up. 3. PEP Window: If indicated, Post-Exposure Prophylaxis should be initiated as soon as possible, ideally within 2 hours, and generally no later than 72 hours post-exposure. **Clinical Pearl:** Flight crews must know their program's specific PEP access protocol, especially when operating in remote areas where immediate hospital access is limited. **Exam Tip:** BCEN focuses on the immediate action (washing) versus the definitive action (PEP).
Following the transport of a patient with known Vancomycin-Resistant Enterococcus (VRE), what is the critical requirement for the disinfectant used to decontaminate the aircraft interior and medical equipment?
Show answer →The disinfectant must be EPA-registered and specifically labeled for use against the target pathogen (in this case, MDROs/VRE). The flight nurse must ensure the wet time or dwell time specified by the manufacturer is strictly followed to achieve the required log reduction of pathogens. **Clinical Pearl:** In 2026, many flight programs use UV-C light or hydrogen peroxide vapor systems for terminal cleaning, but these do NOT replace the manual wipe-down of high-touch surfaces (stretchers, monitors, oxygen knobs). **BCEN Insight:** Questions often focus on dwell time—the surface must remain wet for the duration specified on the product label to be effective.
A patient with suspected Candida auris requires urgent interfacility transport. What specific Contact Plus precautions must be implemented, and what is the disinfectant of choice for the transport vehicle?
Show answer →Candida auris is a highly resistant fungal pathogen. Precautions: Gown and gloves are mandatory. Disinfection: You MUST use an EPA-registered hospital-grade disinfectant from List P (specifically effective against C. auris). Standard quaternary ammonium compounds (quats) are often ineffective. **Clinical Pearl:** C. auris can shed from the skin and survive for weeks on environmental surfaces like the aircraft stretcher and monitor cables. **BCEN Strategy:** This is a high-yield new pathogen. If the scenario mentions a fungal infection or C. auris, look for specialized disinfectants and strict contact precautions.
In the context of the 2026 BCEN blueprint, what is the Hierarchy of Controls as applied to flight nurse safety during a respiratory pandemic, and which tier is considered the least effective but most commonly used?
Show answer →The Hierarchy of Controls: 1. Elimination (Physically remove the hazard) 2. Substitution (Replace the hazard) 3. Engineering Controls (HEPA filters, barriers) 4. Administrative Controls (Policies, training) 5. PPE (Personal Protective Equipment). **Answer:** PPE is the LEAST effective tier because it relies entirely on human behavior and correct usage, whereas Engineering Controls (like aircraft ventilation) work automatically. **Clinical Pearl:** While we focus on PPE, BCEN wants you to recognize that changing the air exchange rate (Engineering) is a higher level of protection.
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Try 30 free CFRN cards firstThe full CFRN deck contains 1000 flashcards, and 10 of them focus on infection control. This page shows 5 free samples.
Our CFRN deck dedicates 10 of 1000 cards (1%) to infection control — always cross-check the official BCEN exam outline for the current blueprint weighting.
Yes — the samples on this page are free, and the CFRN preview page has 30 more free cards. Full access to all 1000 cards is a one-time $7.
Assessment
40 cards
Basics
20 cards
Diagnostics
40 cards
Management
250 cards
Pathology
230 cards
Pharmacology
90 cards
Physiology
70 cards
Procedures
140 cards
Safety
100 cards
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