What clinical manifestations are associated with the more negative intrapleural pressures generated during inspiration by a patient with pulmonary air leak syndrome?
1. Cyanosis of dependent thorax and abdomen
2. Intercostal and substernal retractions
3. Flaring nostrils
4. Inspiratory stridor
a. 1, 3
b. 2, 3
c. 1, 2, 3
d. 1, 2, 3, 4
C
When more negative intrapleural pressures are needed during inspiration, the associated clinical manifestations include cyanosis of the dependent thoracic and abdominal areas, intercostal and substernal retractions, and flaring nostrils.
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