What Causes Potassium Ions to Leave the Axon Just After

question 27

Multiple Choice

 What causes potassium ions to leave the axon just after the peak of the action potential?

• A) A continuing concentration gradient and the opening of the potassium gates
• B) An increase in the concentration gradient across the membrane
• C) An increased tendency of the sodium-potassium pump to push potassium out
• D) Binding of potassium ions to proteins that leave at this time

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Definitions:

Pollution

The introduction of harmful substances or products into the environment, causing adverse effects on living organisms and ecosystems.

Tradable Emissions Permit

A market-based mechanism that provides economic incentives for achieving reductions in the emissions of pollutants, allowing companies to buy or sell emission rights.

Opportunity Cost

The importance of the next preferred option sacrificed by deciding on a course of action.

Sulfur Dioxide

A chemical compound with the formula SO2, commonly produced by volcanoes and industrial processes, known for its role in acid rain formation.