The Brief Period of Time Immediately After the Initiation of an Action

question 42

Multiple Choice

The brief period of time immediately after the initiation of an action potential,when it is absolutely impossible to initiate another one in the same neuron,is called the

• A) threshold of excitation.
• B) threshold of inhibition.
• C) absolute refractory period.
• D) IPSP.
• E) relative refractory period.

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Definitions:

Score

A numerical expression representing a particular value or quantity, especially as assigned during or after an evaluation or test.

Variability

The degree to which data points in a dataset differ from each other and from their mean, showing the spread or dispersion within the set.

Skewness

A measure of the asymmetry of the probability distribution of a random variable about its mean.

Kurtosis

A measure of the "tailedness" of the probability distribution of a real-valued random variable, indicating the sharpness of the peak of a frequency-distribution curve.