In the Process of Continuous Propagation,all of the Following Are

question 104

Multiple Choice

In the process of continuous propagation,all of the following are true except

• A)the action potential is triggered by graded depolarization of the initial segment.
• B)at threshold,sodium channels begin to open rapidly.
• C)local currents depolarize the region just adjacent to the active zone.
• D)depolarization of the axonal membrane only occurs at nodes.
• E)each step takes about one millisecond.

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Definitions:

Sampling Error

The error that occurs due to observing a sample instead of the whole population, which may cause sample statistics to differ from the actual population parameters.

Confidence Interval

A statistical interval estimating the range within which a population parameter is expected to lie, based on sample data and a specified confidence level.

Wall Street Journal

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Gallup Poll

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