正常人呼吸時,下列何者測得的壓力於吸氣期和呼氣期最可能都是負壓(negative pressure)?
肋膜壓(pleural pressure)
肺泡壓(alveolar pressure)
肺泡壓-肋膜壓(transpulmonary pressure)
氣道壓(airway pressure)