Which of These Conditions Occurs When Outward Airflow Has Ceased

question 69

Multiple Choice

Which of these conditions occurs when outward airflow has ceased at the end of a normal expiration

• A)Intra-alveolar pressure is less than atmospheric pressure.
• B)Intra-alveolar pressure is greater than atmospheric pressure.
• C)Intra-alveolar pressure is equal to atmospheric pressure.
• D)Intrapleural pressure is greater than atmospheric pressure.

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Definitions:

Extra Output

The additional production that is generated as a result of adding more of a variable input, such as labor or capital.

Diminishing Returns

A principle stating that as additional amounts of a variable input are added to a fixed input, beyond some point the marginal product of the variable input begins to decrease.

Unit of Labor

A measure of labor input, often represented by one worker or one hour of work, used to calculate productivity or costs.

Marginal Cost

The price of fabricating another unit of a good or service.