Chapter 6: Infection Prevention and
Control
Unit II: Medical–Surgical Patient Care Problems
Based on: Medical-Surgical Nursing – Concepts and Practice
5th Edition by Holly K. Stromberg
✔ 50 Original NCLEX-Style Questions
✔ Detailed Rationales for Every Answer
✔ Based on 2025 NCLEX-PN® Test Plan
✔ Ideal for ATI, HESI, and Nursing School Prep
Released: 2025
, NCLEX Test Bank – Chapter 6: Infection Prevention and Control (Unit
II) | 50 Questions + Rationales | Stromberg 5th Edition
1. The nurse is explaining the chain of infection to a student. Which component must be
present for infection to spread?
A. Antibiotic therapy
B. Susceptible host
C. Normal flora
D. Inflammatory response
Answer: B
Rationale: All links in the chain must be present for infection to spread: infectious agent,
reservoir, portal of exit, mode of transmission, portal of entry, and a susceptible host.
2. A nurse is caring for a patient with Clostridium difficile (C. diff). What is the most
appropriate infection control measure?
A. Use of alcohol-based hand sanitizer
B. Contact precautions and handwashing with soap and water
C. Airborne precautions
D. Standard precautions only
Answer: B
Rationale: C. diff spores are not killed by alcohol-based sanitizers. Handwashing with soap and
water and contact precautions are required.
3. A nurse wears gloves when assisting with perineal care but does not wash hands after glove
removal. Which link in the chain of infection is this action most related to?
A. Mode of transmission
B. Infectious agent
C. Reservoir
D. Portal of entry
Answer: A
Rationale: Failure to wash hands facilitates the mode of transmission, allowing pathogens to
spread from one person to another.
4. What is the primary goal of standard precautions in nursing practice?
A. Prevent drug-resistant infections
B. Protect immunocompromised patients
C. Reduce the risk of transmission from blood and body fluids
D. Identify infected individuals early