What Causes Depolarization of a Cardiac Muscle Cell to Occur

question 27

Multiple Choice

What causes depolarization of a cardiac muscle cell to occur?

• A) Decrease in the permeability of the cell membrane to potassium
• B) Rapid movement of sodium into the cell
• C) Decrease in the movement of sodium out of the cell
• D) Rapid movement of calcium out of the cell

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Definitions:

Real Interest Rates

The interest rate modified to account for inflation, indicating the actual cost of borrowing and the genuine return for investors.

Appreciate

To increase in value or worth over time, commonly used in financial contexts.

Depreciate

The process by which an asset's value decreases over time due to use, wear and tear, or obsolescence.

Supply-of-Pounds Curve

The supply-of-pounds curve represents the amount of British pounds that suppliers (like the British) are willing to provide at different exchange rate levels, often used in the context of Forex markets.