Name the chronic respiratory disorder caused mainly by cigarette smoking

Name the chronic respiratory disorder caused mainly by cigarette smoking
A asthma.
B respiratory acidosis.
C respiratory alkalosis.
D emphysema.

Explanation

Smoking-induced alveolar damage = emphysema.

Detailed Solution

Emphysema is a chronic obstructive pulmonary disease caused mainly by chronic cigarette smoking. It is characterised by breakdown of alveolar walls, reducing the ability to oxygenate blood.

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