In 
some congenital diseases, the opportunistic pathogen Pseudomonas aeruginosa 
colonizes and forms biofilms in this organ. 

In AIDS patients, the Aspergillus fungus creates diffuse filaments in this 
organ, and edema of the vasculature of this organ produces rales. The somatic 
form of angiotensin converting enzyme is mostly expressed in this organ. In 
some congenital diseases, the opportunistic pathogen Pseudomonas aeruginosa 
colonizes and forms biofilms in this organ. 
PEF, TV, and DLCO are important 
measures of the function of this organ. Alpha-1-antitrypsin deficiency 
causes a 
progressive disease of this organ, whose left part contains only two lobes while its right 
contains three. A buildup of mucus in this organ is the hallmark of cystic fibrosis, and it 
is surrounded by the pleura. For 10 points, name this organ affected by emphysema, 
which is commonly infected in pneumonia.
In AIDS patients, the Aspergillus fungus creates diffuse filaments in this 
organ, and edema of the vasculature of this organ produces rales.
Lungs