Which Statement About Surfactants Is True

question 190

Multiple Choice

Which statement about surfactants is true?

• A) Lung surfactant is a sticky substance similar to mucus.
• B) Surfactants increase the cohesive forces between water molecules.
• C) Certain cells in the diaphragm produce surfactants to increase its elasticity.
• D) Increased surface tension caused by surfactants reduces the amount of effort required to inflate the lungs.
• E) Premature infants suffer respiratory distress syndrome if natural surfactants are not present within the lungs.

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Definitions:

Binding Price Floor

A government or regulatory-imposed price control that sets a minimum price for a good or service, potentially leading to excess supply if set above the equilibrium price.

Market Demand

The total quantity of a good or service that all consumers in a market are willing and able to purchase at various prices during a specified period.

Binding Price Floor

A government or regulatory-imposed price control that sets the minimum price that can be charged for a good or service, above the equilibrium price, leading to potential surpluses.

Surplus

Surplus refers to the amount by which production, resources, or inventory exceeds what is needed or used, often resulting in excess supply.