Sunday, April 01, 2018

Smoking and its effect

Prolonged cigarette smoing appears to act on lungs in a no of ways.
1) Impairs cilliary movements.
2) Inhibits the function of alveolar macrophage.
3)Leads to hypertrophy and hyperplasia of mucus secreting glands.
4) Causes considerable obstruction of small airways.
5)stimulate vagus and causes bronchoconstriction.

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