COPD Quiz

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Which of the following is the main cause of Chronic Obstructive Pulmonary Disease (COPD)?

Lung infections

Smoking cigarettes (correct)

Exposure to air pollution

Genetic factors

What is the effect of oxidative stress on α1-antitrypsin in COPD?

It increases its ability to inhibit neutrophil elastase

It reduces its ability to inhibit neutrophil elastase (correct)

It causes oxidation of neutrophil elastase

It has no effect on its ability to inhibit neutrophil elastase

What are the sources of oxidants in COPD?

Smoking cigarettes and air pollution (correct)

Smoking cigarettes only

Exposure to air pollution only

Genetic factors only

What is the relationship between oxidative stress and lung function in COPD patients?

Oxidative stress is inversely correlated with lung function Signup and view all the answers

What is the effect of chronic exposure to oxidants in cigarette smoke on COPD pathogenesis?

It promotes cell death and fibrosis Signup and view all the answers

What is consistently detected in the exhaled breath condensate of patients with COPD?

Increased levels of oxidants Signup and view all the answers

Which of the following is significantly elevated in patients with COPD compared to controls?

Levels of (8-OHdG) Signup and view all the answers

Where does oxidative stress occur in patients with COPD?

Both in the lung and systemically Signup and view all the answers

What is the effect of oxidative stress on HNE levels in patients with COPD?

It increases HNE levels Signup and view all the answers

What is the effect of oxidative stress on (8-OHdG) levels in patients with COPD?

It increases (8-OHdG) levels Signup and view all the answers

COPD Quiz

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Questions and Answers

Which of the following is the main cause of Chronic Obstructive Pulmonary Disease (COPD)?

What is the effect of oxidative stress on α1-antitrypsin in COPD?

What are the sources of oxidants in COPD?

What is the relationship between oxidative stress and lung function in COPD patients?

What is the effect of chronic exposure to oxidants in cigarette smoke on COPD pathogenesis?

What is consistently detected in the exhaled breath condensate of patients with COPD?

Which of the following is significantly elevated in patients with COPD compared to controls?

Where does oxidative stress occur in patients with COPD?

What is the effect of oxidative stress on HNE levels in patients with COPD?

What is the effect of oxidative stress on (8-OHdG) levels in patients with COPD?

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