Each of the Following Statements Correctly Describes an Action Potential

question 55

Multiple Choice

Each of the following statements correctly describes an action potential EXCEPT which one?

• A) Once triggered, an action potential always looks exactly the same in form and voltage.
• B) An action potential continues to propagate itself into the next region of an axon.
• C) Action potentials are propagated by the sodium-potassium pump.
• D) Action potentials include a depolarization phase followed by a repolarization phase.
• E) Action potentials temporarily reverse the polarization of the axon membrane.

Interpret data on price, quantity demanded, and quantity supplied, recognizing linear and nonlinear relationships.

Distinguish between dependent and independent variables in graphical representations.

Recognize errors in causality interpretations from graphical data.

Understand the significance of omitted variables and reverse causality in statistical analysis.

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Definitions:

Accounting Profits

The sales revenues minus the expenses of a firm over a designated time period, usually one year. Accounting profits typically make allowances for changes in the firm’s inventories and depreciation of its assets. No allowance is made, however, for the opportunity cost of the equity capital of the firm’s owners, or other implicit costs.

Zero

Zero is a numerical value representing the absence of any quantity or magnitude; it plays a central role in mathematics and economics.

Corporate Form

A legal structure for a business, recognized by law as separate from its owners, with its own rights, privileges, and liabilities.

Business Revenues

The income generated from the sale of goods and services before any costs or expenses are deducted.