Lactic Acid Buildup in Muscles Is a Sign That ________

question 41

Multiple Choice

Lactic acid buildup in muscles is a sign that ________.

• A)aerobic respiration capacity has not been reached
• B)respiration is operating effectively
• C)insufficient oxygen is reaching the muscles
• D)the muscles will be able to operate continuously for a long time

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Definitions:

Mixed Costs

Expenses that have both fixed and variable components, changing in total with activity level but not directly proportional.

Variable Costs

Variable costs are expenses that change in proportion to the activity or volume of a business, such as raw materials and labor costs that vary with production levels.

Contribution Margin

Contribution margin represents the difference between sales revenue and variable costs, indicating how much revenue contributes towards covering fixed costs and generating profit.

Sales Revenue

The total amount of money generated from the sale of goods or services before any costs or expenses are deducted.