DOT Certification Practice Exam

Question: 1 / 400

Which of the following conditions requires a driver to have simple pulmonary function testing?

History of smoking

A history of smoking is a significant factor in assessing a driver's respiratory health, as it is directly linked to a range of pulmonary conditions such as chronic obstructive pulmonary disease (COPD) and lung cancer. Lung function testing, such as spirometry, can help evaluate the extent of any impairment in lung function and guide further management and treatment if necessary.

While previous respiratory infections could potentially warrant concerns about lung function, they do not necessitate routine pulmonary function testing unless there is a persistent issue stemming from those infections. Chronic migraines and high cholesterol levels do not have a direct connection to lung function or the need for pulmonary assessment. Therefore, a history of smoking stands out as the condition that clearly indicates the necessity for pulmonary function testing.

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Previous respiratory infections

Chronic migraines

High cholesterol levels

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