Q. Regarding pulmonary perfusion, which statement is INCORRECT? (Solved)
1. apical perfusion is less than basal
2. E.coli endotoxin causes venodilatation
3. total pulmonary blood flow increases 3-6 fold during exercise
4. pulmonary vascular resistance increases at small lung volumes
5. in zone 2, pulmonary arterial pressure is greater than alveolar pressure
- b. E.coli endotoxin causes venodilatation