BRAINCAKEAsthma
In asthma, the airways are sensitive to triggers such as dust mites, cigarette smoke, pollen grains and stress.
The cells lining the bronchioles release histamines, which make the epithelial cells become inflamed and swollen.
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More in Exchange Surfaces and Breathing
- Inspiration
- Expiration
- Alveoli
- Role of Alveoli in Gas Exchange
- The First Breath
- Measuring Lung Capacity
- Lung Volume
- Breathing Rate and Ventilation Rate
All 24 lessons in Exchange Surfaces and Breathing · All OCR AS-level Biology topics