When Intra-Alveolar Pressure Becomes Greater Than Atmospheric Pressure

question 119

Multiple Choice

When intra-alveolar pressure becomes greater than atmospheric pressure

• A) Air will flow out of the lungs.
• B) Air will flow into the lungs.
• C) There will be no air flow.
• D) Air will flow out of the lungs or there will be no air flow.
• E) None of these.

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Definitions:

Compressed Air

Air that is pressurized and contained under greater pressure than the atmosphere, used in various tools, machines, and for cleaning or inflating purposes.

Bicycle Hand/Foot Pump

A manually operated device used to inflate bicycle tires by pushing air into them through a hose and valve system.

Cardboard Tube

A cylindrical form made of cardboard, often used as a core for winding materials like paper towels, fabric, or as packaging for shipping.

Helium Air Balloon

A balloon filled with helium gas, which is lighter than air, causing the balloon to float.