The Vein That Returns Blood from the Lower Body to the Right

question 173

Multiple Choice

The vein that returns blood from the lower body to the right atrium is the:

• A)superior vena cava
• B)inferior vena cava
• C)aortic vein
• D)pulmonary vein

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Definitions:

Output

The quantity of goods or services produced in a given time period by a firm, industry, or country.

Fixed Costs

Costs that do not change with the level of output or production, such as rent, salaries, or loan payments.

Variable Costs

Costs that change in proportion to the amount of goods or services produced.

Average Total Cost

The sum of all production costs divided by the quantity of output produced, yielding the cost per unit on average.