The Nurse Preceptor Is Caring for a Patient Who Has

question 19

Multiple Choice

The nurse preceptor is caring for a patient who has a history of aggressive behavior. The novice nurse asks, "Why is the patient taking a cardiac medication if he does not have a heart condition?" What is the preceptor's best response?

• A) "Calcium channel blockers increase dopamine levels, decreasing the risk of violence."
• B) "Calcium channel blockers decrease dopamine levels, decreasing the risk of violence."
• C) "Beta-adrenergic agonists decrease norepinephrine levels, decreasing the risk of violence."
• D) "Beta-adrenergic antagonists decrease norepinephrine levels, decreasing the risk of violence."

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Definitions:

Test Statistic

A value calculated from sample data during a hypothesis test. It is used to decide whether to reject the null hypothesis.

Sample Size

The number of observations or data points collected in a statistical study, crucial for ensuring the representativeness and reliability of study findings.

Standard Error

A measure that quantifies the variation or dispersion of sampling distribution of a statistic, often used as an estimate of the reliability of a statistical estimate.

Sample Mean

The average value calculated from a sample of data, intended to estimate the mean of the entire population.