At the Beginning of the Action Potential, _____ Ions Flow

question 13

Multiple Choice

 At the beginning of the action potential, _____ ions flow from outside the nerve fiber into the nerve fiber.

• A) positive potassium
• B) negative potassium
• C) positive sodium
• D) negative sodium

---

Definitions:

EBIT

Earnings Before Interest and Taxes, a measure of a company's profitability that excludes interest and income tax expenses.

Degree of Financial Leverage

A measure of a company's use of borrowed funds to finance its operations, indicating the sensitivity of its earnings to fluctuations in operational income.

EPS

Earnings Per Share (EPS) is a financial metric that indicates the portion of a company's profit allocated to each outstanding share of common stock.

Operating Leverage Analysis

Examination of how fixed operating costs relate to profit levels, assessing the degree to which a firm can increase profits by increasing sales.