Physiologic PH Is Maintained Around 7

question 9

Multiple Choice

Physiologic pH is maintained around 7.4 because bicarbonate (HCO₃) and carbonic acid (H₂CO₃) exist in a ratio of:

• A)20:1.
• B)1:20.
• C)10:2.
• D)10:5.

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Definitions:

Parent-Subsidiary Relationship

A corporate structure where one company (the parent) controls another company (the subsidiary) by owning a majority of its stock.

Common Stock

Common Stock represents ownership shares in a corporation, giving holders voting rights and a share in the company’s profits via dividends.

Cost Method

An accounting approach where investments are recorded at their acquisition cost, without subsequent change for market value fluctuations.

Liquidated

The process of converting assets into cash or using them to pay off liabilities in the event of a business closure, bankruptcy, or when assets are no longer needed.