What are the six links in the chain of infection, in order?

Infectious agent, reservoir, portal of exit, mode of transmission, portal of entry, and susceptible host.

Which link in the chain of infection does hand washing MOST directly break?

Mode of transmission — hand washing removes pathogens before they can be transferred from one person or surface to another.

What term describes a person who carries a pathogen but shows no signs or symptoms of illness?

A carrier. Carriers can still transmit the infectious agent to others without knowing they are infected.

Which of the following is an example of a reservoir for pathogens?

A reservoir is any place where a pathogen lives and multiplies, such as a human body, animal, soil, water, or contaminated equipment.

What is the difference between a communicable disease and an infectious disease?

An infectious disease is caused by a pathogen; a communicable disease is an infectious disease that can be transmitted from person to person or from animal to person.

← CNA Certified Nursing Assistant Exam Study Materials

Infection Control

Master Infection Control for the CNA Certified Nursing Assistant Exam with 30 targeted flashcards covering hand hygiene, PPE, isolation precautions, the chain of infection, and standard precautions. These cards focus on the exact concepts tested on the exam, helping nursing assistant students build confidence and clinical accuracy.

60 cards Intermediate

Start Studying Free

Free

Get your CNA Certified Nursing Assistant Exam Pass Plan

Spaced repetition scheduling across 7 topics. Reviews come back right before you'd forget them, so you remember on exam day.

Try These Cards

Click to flip. 5 of 60 cards.

Study all 60 cards free →

More CNA Certified Nursing Assistant Exam Resources

CNA Certified Nursing Assistant Exam Study Guide

Format, passing score, cost, and how to pass on your first try.

Free CNA Certified Nursing Assistant Exam Practice Test

Full-length practice exam with instant scoring and weak-area analysis.

This is 1 of 7 topics

Get free flashcards with spaced repetition across every topic.

Free. By signing up you agree to our Terms & Privacy Policy.

Infection Control

Get your CNA Certified Nursing Assistant Exam Pass Plan

Try These Cards

Want to keep studying?

Related Study Decks

Basic Nursing Skills

Body Systems & Anatomy

CNA Certified Nursing Assistant Exam — Complete Bundle

Communication & Patient Rights

Legal, Ethics & Professional Standards

Mental Health & Cognitive Care

More CNA Certified Nursing Assistant Exam Resources

CNA Certified Nursing Assistant Exam Study Guide

Free CNA Certified Nursing Assistant Exam Practice Test

This is 1 of 7 topics