When an Individual Is Exercising Heavily and the Muscle Becomes

question 62

Multiple Choice

When an individual is exercising heavily and the muscle becomes oxygen-deprived, muscle cells convert pyruvate to lactate. What happens to the lactate in skeletal muscle cells?

• A) It is reduced and converted back to pyruvate in muscle cells.
• B) It is oxidized to CO₂ and water.
• C) It is taken to the liver and converted back to pyruvate.
• D) It oxidizes FADH₂ to FAD+.
• E) It is converted to alcohol.

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Definitions:

Price Hike

An increase in the selling price of goods or services, often due to increased production costs or higher demand.

Traceable Fixed Expense

A fixed cost that can be directly linked to a specific business segment, product, or operation without any ambiguity.

Net Operating Income

The total profit of a business after operating expenses are deducted but before interest and taxes are subtracted.

Price Hike

An increase in the price of goods or services, often due to factors such as inflation, increased demand, or rising input costs.