\nDuring breathing, many irritating substances including smoke are inhaled which causes an irritating effect on the bronchial tubes and lungs. The effects of irritation on the bronchial epithelium are clinically important as bronchogenic carcinoma starts in the wall of the bronchi. Smoking causes 98% of death by lung cancer.
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The constant irritation from the pollutant causes the slow destruction of alveoli that are replaced with thick inelastic connective tissue, if the stress continues conditions of disease also worsen.
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\n"},"comment":{"@type":"Comment","text":"Lung cancer damages our lungs by the formation of tumours."},"encodingFormat":"text/markdown","learningResourceType":"Practice problem","suggestedAnswer":[],"text":"What do you mean by lungs cancer? Mention the causes of lungs cancer."},"name":"Quiz on Breathing and Respiration","typicalAgeRange":"10-17","url":"https://www.embibe.com/questions/What-do-you-mean-by-lungs-cancer%3F-Mention-the-causes-of-lungs-cancer./EM7656805"}
Prasanta Kumar Bardhan BIOLOGY Solutions for Exercise - Prasanta Kumar Bardhan and Salil Kumar Chaudhuri Solutions for Exercise 1: EXERCISE
Attempt the practice questions from Exercise 1: EXERCISE with hints and solutions to strengthen your understanding. A TEXT BOOK OF BIOLOGY CLASS 11 solutions are prepared by Experienced Embibe Experts.
Questions from Prasanta Kumar Bardhan and Salil Kumar Chaudhuri Solutions for Exercise 1: EXERCISE with Hints & Solutions