A 45-year-old male reports several years of asbestos exposure while working in the construction industry. He reports smoking 2 packs of cigarettes per day for over 20 years. Smoking and asbestos exposure increase the incidence of which of the following diseases?
AEmphysema
BMalignant pulmonary mesothelioma
CMultiple myeloma
DBronchogenic carcinoma
EChronic bronchitis
Acceptable noise levels in industries are:
A70-75 dB
B80-85 dB
C100-105 dB
D90-95 dB
Which of the following laboratory findings is most consistent with a diagnosis of carbon monoxide poisoning?
AIncreased PaCO2 and decreased pH
BDecreased PaO2 with normal oxygen saturation
CNormal PaO2 with decreased oxygen saturation
DDecreased PaCO2 with normal PaO2
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