The Nurse Notes That a Client Has an Order for a Central

question 10

Multiple Choice

The nurse notes that a client has an order for a central nervous system stimulant.The nurse recalls that this type of drug has which of the following mechanisms of action?

• A) Decreases the production of excitatory neurotransmitters
• B) Increases the presynaptic amount of neurotransmitter
• C) Blocks the activity of the inhibitory neurons
• D) Enhances the release of \(\gamma\)-aminobutyric acid and glycine

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Definitions:

Coefficient of Determination

A statistical measure, often denoted as \(R^2\), which quantifies the amount of variance of the dependent variable that can be explained by the independent variable(s).

Coefficient of Correlation

A mathematical indicator that evaluates the intensity of the connection between two factors.

Sum of Squares

A measure used in statistical analyses to quantify the variation or deviation of data points from their mean; the total of each data point's squared difference from the mean.

Regression SSR

Regression SSR (Sum of Squares for Regression) quantifies the variation explained by the linear model in regression analysis.