Skeletal Muscle Work in Pairs

question 233

Multiple Choice

Skeletal muscle work in pairs. The muscle that executes the given movement is called which of the following?

• A)Prime mover
• B)Antagonists
• C)Synergists
• D)Voluntary muscle

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Definitions:

Pretax Income

The amount of income earned by a business before taxes are deducted.

Fixed Costs

Expenses that do not change with changes in the volume of production or sales, such as rent, salaries, and insurance.

Variable Costs

Costs that vary directly with the level of production or sales activity.

Contribution Margin Ratio

A financial metric that shows the portion of sales revenue that is not consumed by variable costs and is available to cover fixed costs.