Which of the Following Mechanisms Helps to Eliminate Excess H⁺

question 63

Multiple Choice

Which of the following mechanisms helps to eliminate excess H⁺ via the kidneys?
1) Reabsorption of HCO₃^-
2) Phosphate buffering
3) Ammonia buffering

• A)2 and 3 only
• B)1 and 3 only
• C)2 only
• D)1, 2, and 3

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Definitions:

Net Income

Net income is the total profit of a company after all expenses and taxes have been deducted from revenue, indicating its earnings.

Amortization of Bond

The gradual reduction of the book value of a bond payable account through regular payments over the life of the bond.

Gain on Sale

The profit realized from the sale of assets when the selling price exceeds the book value.

Noncurrent Assets

Assets not expected to be converted into cash, sold, or consumed within one year or the operating cycle, whichever is longer; includes property, plant, and equipment.