When an Action Potential Reaches a Portion of the Membrane

question 27

Multiple Choice

When an action potential reaches a portion of the membrane, ________ suddenly open.

• A)potassium channels
• B)sodium channels
• C)sodium-potassium pumps
• D)nitrogen channels
• E)carbon channels

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Definitions:

ROI

Return on Investment, a financial metric used to measure the efficiency and profitability of an investment.

Demographic Segmentation

The segmentation of a market into different groups according to factors like age, gender, income, occupation, and education levels.

Consumer Markets

Markets comprised of individuals and households that purchase goods and services for personal use.

Future Profit

The expected earnings or economic benefits that a company or investment will generate in future periods.