Which of the following has the difference between its pressure and atmospheric pressure driving the air into and out of the lungs?

Question

Quizplus · Accepted Answer

Intra-alveolar pressure is the pressure within the alveoli of the lungs. It fluctuates below and above atmospheric pressure during breathing cycles, driving air into and out of the lungs. When it is lower than atmospheric pressure, air flows into the lungs (inhalation), and when it is higher, air is pushed out (exhalation).

Which of the Following Has the Difference Between Its Pressure