Examlex
Aspiration is commonly called suffocation.
Gas Exchange
The biological process through which different gases (like oxygen and carbon dioxide) are transferred in opposite directions across an organism's respiratory membranes.
Pulmonary Surfactant
A complex mixture of lipids and proteins secreted by cells in the lungs, reducing surface tension and preventing the collapse of alveoli at the end of expiration.
Alveoli
Tiny air sacs in the lungs where gas exchange between the air and blood takes place.
Cohesive Forces
Attractive forces between similar molecules that hold a substance together, such as the attraction between water molecules.
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