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Assertion: Emphysema is a chronic respir...

Assertion: Emphysema is a chronic respiratory disorder in which respiratory surface is decreased.
Reason: In emphysema, alveolar walls are damaged

A

If both assertion and reason are true and the reason is the correct explanation of the assertion.

B

If both assertion and reason are true but reason is not the correct explanation of the assertion.

C

If assertion is true but reason is false.

D

If both assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
A
Emphysema is a chronic disorder in which alveolar walls are damaged due to which respiratory surface is decreased. One of the major causes of this is cigarette smoking.
In emphysema, pulmonary surfactant reduces.
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