The E_K for a Cell Is -90 MV and E_Na

question 9

Multiple Choice

The E_K for a cell is -90 mV and E_Na is +55 mV. At a resting membrane potential of -70 mV and assuming conductances ONLY to Na⁺ and K⁺,

• A) There is an outward K⁺ current
• B) There is a net inward current
• C) There is an net outward current
• D) g_Na > g_K
• E) None of the above

Grasp key concepts and methods used in psychological science, including the scientific method, hypotheses, and empirical evidence.

Identify the roles and functions of psychologists in various settings.

Recognize the importance and implications of theories in psychology.

Understand the process of conducting research in psychology, including experimental design and observational studies.

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Definitions:

Escalating Inflation

A situation where the rate at which the general level of prices for goods and services is rising, and subsequently, purchasing power is falling, accelerates over a period.

CPI

The Consumer Price Index measures the average change over time in the prices paid by urban consumers for a market basket of consumer goods and services.

Purchasing Power

A measure of the value of currency, expressed in terms of the quantity of goods or services that one unit of money can buy.

Nominal Interest Rates

The rate of interest before adjustments for inflation, reflecting the price of borrowing money.