During Pregnancy,each of the Following Changes in the Respiratory System

question 17

Multiple Choice

During pregnancy,each of the following changes in the respiratory system occurs except:

• A) Increased respiratory rate.
• B) Increased O₂ consumption and increased work of breathing.
• C) Relatively unchanged or slightly decreased total lung capacity.
• D) State of hyperventilation throughout pregnancy.

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Definitions:

Marginal Revenue

The additional income earned by selling one more unit of a product or service.

Average Total Cost

The total cost divided by the quantity produced, indicating the average cost per unit of output.

Economic Profit

The difference between a firm's total revenues and its total costs, including both explicit and implicit costs, measured in terms of opportunity costs.

Long Run

A period in economics where all factors of production and costs are variable, allowing full adjustment to changes.