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A nurse is conducting an educational session on infection control and is explaining the epidemiological triad, which includes the host, agent, and environment. Which of the following scenarios best illustrates an effective intervention targeting the "environment" component to prevent the spread of infection?

A.

Improving ventilation and increasing the frequency of cleaning in a hospital ward to reduce pathogen exposure.

B.

Administering a vaccination to a patient to enhance their immunity against a specific pathogen.

C.

Providing a patient with antimicrobial medication to treat an existing infection.

D.

Educating a patient on proper hand hygiene to reduce the likelihood of infection transmission.

Answer and Explanation

The Correct Answer is A

Rationale:

 

A. Improving ventilation and increasing cleaning frequency addresses the environment component by altering the physical setting to reduce pathogen exposure and control infection spread.

 

B. Administering a vaccination targets the host component by enhancing immunity to prevent infection.

 

C. Providing antimicrobial medication addresses the agent component by treating an existing infection.

 

D. Educating on hand hygiene is an important intervention but primarily affects the host-agent interaction rather than the environment.


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View Related questions

Correct Answer is B

Explanation

Rationale:

A. Submitting a formal complaint to OSHA may be a necessary step if internal resolution fails, but it is not the immediate action to address the issue.

B. Reporting non-compliance to the infection control department is the most appropriate action. This department is responsible for ensuring adherence to safety protocols and can address the issue promptly.

C. While reminding colleagues and documenting the incident are important, reporting to the infection control department ensures a formal review and follow-up on the issue.

D. Conducting in-service training is useful for education but may not immediately address non-compliance or ensure adherence to OSHA regulations.

Correct Answer is A

Explanation

Rationale:

A. Improving ventilation and increasing cleaning frequency addresses the environment component by altering the physical setting to reduce pathogen exposure and control infection spread.

B. Administering a vaccination targets the host component by enhancing immunity to prevent infection.

C. Providing antimicrobial medication addresses the agent component by treating an existing infection.

D. Educating on hand hygiene is an important intervention but primarily affects the host-agent interaction rather than the environment.

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