Subject	pneumothorax
Predicate	affect
Object	alveolar pressure
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.0021
Neighborhood Sigma	0.0022
Local Sigma	0.0033
Example Sentences	Sentence Occurrences Source a pneumothorax affect lung volume and alveolar pressure when respiratory muscle contract 1 Answers.com Questions pneumothorax affect lung pressure and alveolar pressure when respiratory muscles contract 1 Answers.com Questions