All of the Following Must Occur Before a Second Action

question 86

Multiple Choice

All of the following must occur before a second action potential can begin, EXCEPT

• A) the Na⁺ and K⁺ ions that moved in/out of the cell must move back to their original compartments.
• B) the Na⁺ inactivation gate must open and the Na⁺ activation gate must close.
• C) the absolute refractory period must occur.
• D) the Na⁺ and K⁺ ions that moved in/out of the cell must move back to their original compartments; the Na⁺ inactivation gate must open; and the Na⁺ activation gate must close.
• E) None of the answers are correct.

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Definitions:

Societal Choices

Decisions made by a society as a whole about the allocation of resources and priorities among different uses.

Opportunity Cost

The worth of the best alternative given up as a consequence of a decision made.

Utility

The subjective benefit or satisfaction a person expects from a choice or course of action.

Scarcity

The fundamental economic problem of having seemingly unlimited human wants in a world of limited resources, leading to the necessity of making choices.