Which Statement Accurately Describes the Pathway an Oxygen Molecule Follows

question 43

Multiple Choice

Which statement accurately describes the pathway an oxygen molecule follows as it moves through the lung to the blood?

• A) It travels from an alveolus to a bronchiole to a capillary to a red blood cell to hemoglobin.
• B) It travels from a bronchiole to an alveolus to a capillary to hemoglobin to a red blood cell.
• C) It travels from a bronchiole to an alveolus to a capillary to a red blood cell to hemoglobin.
• D) It travels from a bronchiole to an alveolus to a red blood cell to a capillary to hemoglobin.

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Definitions:

Single-Step Statement

A simplified income statement format that sums all revenues and gains together and subtracts all expenses and losses in one step to arrive at net income.

Total Revenues

The cumulative revenue produced from the sales of products or services central to a business's main activities.

Gross Profit

Gross profit is the financial metric that results from subtracting the cost of goods sold from revenue, showing the profitability of a company before accounting for operating expenses.

Income from Operations

Net earnings generated from a company's normal business operations, excluding revenues and expenses from non-operational activities.