All of the Following Are TRUE Regarding the Effect of Smoking

question 78

Multiple Choice

All of the following are TRUE regarding the effect of smoking on the respiratory system EXCEPT which one?

• A) The production of mucus increases in response to the presence of smoke.
• B) Smoking destroys cilia lining the respiratory tract.
• C) Particles and debris from the smoke accumulate in the mucus of the airway and increase the risk for infections by pathogens.
• D) Antimicrobial compounds found in the respiratory mucus of smokers decrease the likelihood of infection.
• E) "Smoker's cough" results from the heavy coughing that is necessary to clear accumulated mucus or particles from the airway.

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Definitions:

Short Run

A period of time in economics during which at least one input, usually capital, is fixed and cannot be changed.

Efficient Output

The level of production at which a company or economy can produce the maximum amount of goods and services with the least waste of resources.

Profitable Output

The level of production at which a business or economic activity generates revenue that exceeds its operational costs.

Short Run

A period in economics where at least one input is fixed, limiting the ability to adjust production levels rapidly.