Which of the Following Statements About Action Potentials Is FALSE

question 32

Multiple Choice

Which of the following statements about action potentials is FALSE?

• A)All action potentials for a given neuron are identical in magnitude.
• B)All action potentials for a given neuron are identical in duration.
• C)Action potentials are propagated down the length of the axon.
• D)Movement of ions during the action potential occurs mostly through the sodium pump.
• E)The frequency of action potentials,not their size,is the meaningful signal.

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Definitions:

Observed Frequencies

The number of times a particular value or event actually occurs in a dataset.

Expected Frequencies

In statistical analysis, these refer to the counts predicted by a probability model or theoretical distribution, used in the comparison of observed data for goodness-of-fit tests.

Contingency Table

A table often used in statistics to show the frequency distribution of variables, helping in the analysis of the relationship between them.

Equality Of Variances

A statistical condition in which two or more groups have the same variance, often an assumption in certain tests of significance.