QuestionSBA
QuestionChoice
Incorrect. This is not the role of neutrophil elastase.
10002905
e
Clear bacterial debris found in the lung parenchyma
QuestionChoice
Incorrect. This is not the role of neutrophil elastase.
10002904
d
Reduce the inflammation caused by cytokines in the epithelial tissue
QuestionChoice
Incorrect. This is the role of CFTR gene.
10002903
c
Increase sodium absorption and chloride secretion in airway epithelial cells
QuestionChoice
Correct. In COPD there is no inhibition which means it is overactive, leading to loss of elastic recoil.
10002901
a
Inhibiting excessive activity of neutrophil elastase
QuestionChoice
Incorrect. This is the role of the cilia.
10002902
b
Remove noxious particles from the airways
Concept
Chapter
2693
3717
Chronic obstructive pulmonary disease (COPD)
Topic
132
Respiratory
13127
A 57 year old male presents with shortness of breath and a productive cough.

Spirometry shows an FEV1 of 50% and so are diagnosed with COPD.

They have never smoked and are found to have an alpha1-antitrypsin deficency.

What is the role of α1-antitrypsin?
a