Transpulmonary pressure is difference between?: (A) The bronchus and atmospheric pressure, (B) Pressure in alveoli and intrapleural pressure, (C) Atmosphere and intrapleural pressure, (D) Atmosphere and intraalveolar pressure
Answer is B. ANSWER: (B) pressure in alveoli and intrapleural pressureREF: Ganong 22nd ed p. 648Transpulmonary pressure is a term used to describe the difference between the alveolar pressure and the intrapleural pressure in the lungs. During human ventilation, air flows because of pressure gradient