Which Ion Is the Principal Solute of the ECF and Is

question 36

Multiple Choice

Which ion is the principal solute of the ECF and is crucial for neuromuscular and renal function?

• A) Magnesium
• B) Phosphate
• C) Calcium
• D) Sodium
• E) Potassium

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Definitions:

Real Rate of Interest

The rate of interest an investor expects to receive after adjusting for inflation, indicating the real cost of borrowing.

Nominal Rate

The stated interest rate on a loan or financial instrument, not adjusted for inflation.

Inflation

A general increase in prices and fall in the purchasing value of money.

Present Value

The valuation of an expected income stream determined by discounting the future income to the present using a discount rate.