Asthma is a respiratory disease caused due to-Infection of tracheaInfection of lungsBleeding in pleural cavitySpasm in bronchial muscles

The correct option is D Spasm in bronchial musclesAsthma is caused due to inflammation #160;of lungs and spasm in bronchial muscles. The peculiar symptoms of ...

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Standard IX

Biology

Bacterial Disease

Asthma is a r...

Question

Asthma is a respiratory disease caused due to?

Infection of trachea

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Infection of lungs

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Bleeding in pleural cavity

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Spasm in bronchial muscles

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Solution

The correct option is D Spasm in bronchial muscles
Asthma is caused due to inflammation of lungs and spasm in bronchial muscles. The peculiar symptoms of the disease are coughing, chest tightness, and shortness of breath. It is mainly caused due to environmental and genetic factor.
So, the correct answer is option D.

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