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Asthma may be attributed to
Options
(a) bacterial infection of the lungs
(b) allergic reaction of the mast cells in the lungs
(c) inflammation of the trachea
(d) accumulation of fluid in the lungs
Correct Answer:
allergic reaction of the mast cells in the lungs
Explanation:
Asthma is an allergic reaction characterised by spasm of bronchi muscles because of an effect of histamine released by mast cells.
Related Questions: - Columella is a specialized sterile structure found in the sporangium of
- Flagellated male gametes are not present in
- What type of spores are in bryophytes
- Amount of saliva secreted daily in humans is
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Topics: Human Digestion and Breathing
(167)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Columella is a specialized sterile structure found in the sporangium of
- Flagellated male gametes are not present in
- What type of spores are in bryophytes
- Amount of saliva secreted daily in humans is
- Select the option which is not correct with respect to enzyme action:
Topics: Human Digestion and Breathing (167)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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