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topjm [15]
3 years ago
9

What are the effects of tobacco smoke on the gas exchange system?

Biology
2 answers:
lesantik [10]3 years ago
7 0

Answer:

The effects of tobacco smoke on the respiratory system include: irritation of the trachea (windpipe) and larynx (voice box) reduced lung function and breathlessness due to swelling and narrowing of the lung airways and excess mucus in the lung passages.

grigory [225]3 years ago
3 0
Over time, the toxins from inhaled cigarette smoke break the thin walls of alveoli, leaving larger, less efficient air sacs. The sacs also begin to lose their bounce, making it harder to bring in the oxygen and expel carbon dioxide. 3 Both can become partially trapped in the lungs.
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