The Operation of the Sodium-Potassium "Pump" Moves

question 22

Multiple Choice

The operation of the sodium-potassium "pump" moves

• A) sodium and potassium ions into the cell.
• B) sodium and potassium ions out of the cell.
• C) sodium ions into the cell and potassium ions out of the cell.
• D) sodium ions out of the cell and potassium ions into the cell.
• E) sodium and potassium ions into the mitochondria.

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Definitions:

Median Income

The middle income in a list of incomes, where half of the incomes are higher and half are lower.

Gini Coefficient

A measure of income inequality within a population, ranging from 0 (perfect equality) to 1 (perfect inequality).

Mean Household Income

The average income earned by households in a specific geographical area, calculated by summing all incomes and dividing by the number of households.

Industrially Developed

Referring to countries or regions that have advanced economic bases, primarily in manufacturing and services, and high levels of income per capita.