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A nurse is educating a client about the risk factors for tuberculosis (TB). Which statement made by the client indicates a correct understanding of the risk factors for TB?

A.

"TB is primarily transmitted through contaminated water and food sources."

B.

"Having a family history of TB does not increase my risk of contracting the disease."

C.

"Living in crowded and poorly ventilated environments can increase my risk of TB."

D.

"TB is not influenced by underlying health conditions like HIV or diabetes."

Answer and Explanation

The Correct Answer is C

A) Incorrect. TB is primarily transmitted through the inhalation of respiratory droplets from an infected person and is not related to contaminated water or food sources.

B) Incorrect. Having a family history of TB can increase the risk, as there may be genetic factors that affect susceptibility to the disease.

C) Correct. Crowded and poorly ventilated settings increase the risk of TB transmission, as the bacteria can be easily spread in close quarters.

D) Incorrect. Underlying health conditions like HIV, diabetes, and immunosuppression can indeed increase the risk of TB due to compromised immune function.


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Related Questions

Correct Answer is B

Explanation

A) Incorrect. Covering the mouth when coughing is important, as it helps prevent the spread of respiratory droplets to others.

B) Correct. Coughing and sneezing into a tissue or the elbow helps contain respiratory droplets and reduces the risk of transmission.

C) Incorrect. Wearing a mask when coughing can be beneficial to prevent the spread of respiratory droplets, especially in crowded settings.

D) Incorrect. Ventilating living spaces by keeping windows and doors open, not closed, helps reduce the concentration of infectious particles in the air.

Correct Answer is C

Explanation

A) Incorrect. Chest X-rays are often used to assess lung involvement in TB but are not a primary screening test for TB infection.

B) Incorrect. Sputum culture is used to confirm the presence of TB bacteria in individuals with suspected active TB disease.

C) Correct. The Mantoux TST is a common screening test for TB infection. A small amount of PPD is injected under the skin, and the reaction is assessed after 48-72 hours.

D) Incorrect. CT scans may be used in TB diagnosis but are not typically used for initial screening of TB infection.

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