A nurse who uses meticulous sterile technique when performing wound care procedures is attempting to control which link in the chain of infection?

Reservoir

Portal of entry

Characteristics of the organism

Portal of exit

Answer and Explanation

The Correct Answer is B

A.   The reservoir is the source of infectious agents, not the method by which they enter the body.
B.   Meticulous sterile technique during wound care procedures helps prevent microorganisms from entering the body, thereby controlling the portal of entry for potential pathogens.
C.   Characteristics of the organism refer to factors such as virulence and pathogenicity, which influence the organism's ability to cause infection but are not directly controlled by sterile technique during wound care.

D.   The portal of exit is the route by which infectious agents leave the reservoir, such as through respiratory secretions or bodily fluids, and is not directly controlled by sterile technique during wound care.

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Correct Answer is B

Explanation

A. Allowing the client to ambulate in the hall would not be an appropriate precaution for airborne precautions.

B. This is an appropriate precaution to prevent the nurse from inhaling airborne pathogens.
C. While maintaining distance may help reduce the risk of transmission, wearing appropriate personal protective equipment is essential.
D. Providing a positive air pressure room is not typically a nursing precaution but rather a facility consideration for isolation rooms.

A. Platelets B. Hemoglobin C. Neutrophils D. Erythrocytes

Correct Answer is C

Explanation

A. Platelets are involved in blood clotting and are not directly related to the body's ability to withstand exposure to pathogens.
B. Hemoglobin carries oxygen in the blood and is not directly related to the body's immune response to pathogens.
C. Neutrophils are a type of white blood cell that plays a key role in the body's immune response to pathogens, including phagocytosis.
D. Erythrocytes, or red blood cells, carry oxygen in the blood and are not directly involved in the body's immune response to pathogens.

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A nurse who uses meticulous sterile technique when performing wound care procedures is attempting to control which link in the chain of infection?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is planning care for a client who has been placed on airborne precautions. Which of the following in an appropriate nursing precaution?

Correct Answer is B

Explanation

A nurse is concerned about a client's ability to withstand exposure to pathogens. Which blood component should the nurse monitor?

Correct Answer is C

Explanation

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