Wisconsin Certified Nursing Assistant (CNA) Practice Exam

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Prepare for the Wisconsin CNA Test with flashcards and multiple choice questions. Each question includes hints and explanations to help you succeed. Ace your exam with confidence!

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Which of the following is a link in the chain of infection?

Behavior of the patient
Portal of entry
Incubation period
Air quality

The correct answer is: Portal of entry

The portal of entry is a crucial link in the chain of infection because it refers to the way pathogens gain access to the host's body after transmission. This can occur through various routes such as breaks in the skin, mucous membranes, respiratory tract, or gastrointestinal tract. Understanding the portal of entry allows healthcare providers, including Certified Nursing Assistants, to implement strategies to prevent infection by protecting these entry points. The other factors mentioned, while related to the infection process, do not serve as direct links in the chain of infection in the way that the portal of entry does. The behavior of the patient can influence their health and risk for infection, the incubation period describes the time between infection and onset of symptoms, and air quality can impact overall health but is not a direct portal for pathogen entry. Recognizing the significance of the portal of entry helps in implementing effective infection control measures.