BI-1066
Effects of tobacco smoke
Biology · Secondary 3 · Easy · Effects of tobacco smoke
Cigarette smoke contains tar, which destroys cilia lining the airways. Which effect is most directly caused by the loss of these cilia?
- More frequent lung infections due to mucus build-up.
- Increased production of red blood cells in the lungs.
- Wider bronchioles allowing more air in each breath.
- Faster beating of remaining cilia to clear mucus.
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