An Action Potential Is Best Defined as _______

question 59

Multiple Choice

An action potential is best defined as _______.

• A) the difference in charge across a resting neuron due to the distribution of ions across the neuron's membrane
• B) the opening of sodium channels in response to a stimulus
• C) the closing of sodium channels and the opening of potassium channels
• D) an electrical signal within a neuron caused by the movement of ions
• E) None of the above.

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Definitions:

Plowback Ratio

The proportion of earnings that a company reinvests in its business rather than distributing to shareholders.

Debt-equity Ratio

A ratio illustrating the division of asset financing between shareholder equity and company debt.

Dividend Payout Ratio

The fraction of net income a firm pays to its shareholders in dividends, typically expressed as a percentage.