NEET2019Zoology-Human Health and Disease
NEET 2019 Zoology Respiratory Disorders MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Due to increasing air-borne allergens and pollutants, many people in urban areas are suffering from respiratory disorder causing wheezing due to:
A
proliferation of fibrous tissues and damage of the alveolar walls.
B
reduction in the secretion of surfactants by pneumocytes.
C
benign growth on mucous lining of nasal cavity.
D
inflammation of bronchi and bronchioles.
Correct Answer
Option D
Detailed Explanation
Wheezing is commonly caused by inflammation of the bronchi and bronchioles, leading to narrowed airways and difficulty in breathing.
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