The Firing Rates of Noradrenergic Cells Within the Locus Coeruleus

question 88

Multiple Choice

The firing rates of noradrenergic cells within the locus coeruleus

• A) are suppressed by sleeping pills.
• B) decrease during sleep and increase at awakening.
• C) are unrelated to behavioral arousal.
• D) in turn alter EEG cortical arousal.
• E) are highest during REM sleep.

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Definitions:

Mean

A measure of central tendency calculated by dividing the sum of all values in a dataset by the number of values.

Standard Normal Random Variable

A normal distribution with a mean of 0 and standard deviation of 1, used as a reference to determine probabilities for normal distributions.

Negative Value

A value less than zero, representing quantities opposite in direction or position to a reference point.

Z-score

A measurement of how many standard deviations a data point is from the mean of a data set.