Before you inhale, the pressure inside your alveoli is ____.
A)0 mm Hg
B)greater than atmospheric pressure
C)less than atmospheric pressure
D)equal atmospheric pressure
E)not yet connected to atmospheric pressure

Question

Before you inhale, the pressure inside your alveoli is ____. ​
A)0 mm Hg
B)greater than atmospheric pressure
C)less than atmospheric pressure
D)equal atmospheric pressure
E)not yet connected to atmospheric pressure ​

Quizplus · Accepted Answer

Before inhalation, the pressure inside the alveoli is equal to atmospheric pressure, allowing air to flow into the lungs when the diaphragm contracts and the thoracic cavity expands.

Before You Inhale, the Pressure Inside Your Alveoli Is ____