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 Best of Five 237

 

   

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BOF: 237

You are called to see a patient in the burns unit. The patient has been admitted with severe burns the previous day and has now become dyspnoeic. On examination the patient is cyanosed, tachypnoeic, has intercostal and subcostal indrawing and bilateral basal fine crepitations. Blood gas analysis shows a respiratory alkalosis, low PaO2 and low PaCO2. Chest x-ray shows bilateral alveolar infiltrates and a normal cardiac silhouette.

In this patient one of the factors involved in pathogenesis is reduced production of surfactant by:

a)      Alveolar macrophages

b)      Type I pneumocytes

c)      Type II pneumocytes

d)      Goblet cells

e)      Ciliated columnar epithelial cells

 

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