In which disease, due to flattening of tracheal vessels, alveoli are deprived of oxygen
" " Or
Name the pulmonary disease in which alveolar surface area involved in gas exchange is drastically reduced due to damage in the alveolar walls

Options

A. pleurissy
B. Emphysema
C. Pneunonia
D. Asthma

Answer

B

Explanation

Empysemaa is a chronic repiratiory disease where there is over inflation of the air sacs (alveloi)in the lung causing a dcrease in lung function and often, breathlessness . In this disease , the alveolar walss are damaged leading to drastic reduction in gas exchange.