Heparin Is Ordered for a Patient with a Non-ST-Segment-Elevation Myocardial

question 30

Multiple Choice

Heparin is ordered for a patient with a non-ST-segment-elevation myocardial infarction (NSTEMI) .What is the purpose of the heparin?

• A) Heparin enhances platelet aggregation.
• B) Heparin decreases coronary artery plaque size.
• C) Heparin prevents the development of new clots in the coronary arteries.
• D) Heparin dissolves clots that are blocking blood flow in the coronary arteries.

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Definitions:

Least Squares Regression Line

A straight line that best fits the data according to the method of least squares, minimizing the sum of the squares of the differences between observed and predicted values.

Actual Value

The true value of a parameter or measurement, often unknown in practice and estimated from data.

Sum of Squares for Regression

A measure in statistical analysis that quantifies the variation in a dependent variable explained by one or more independent variables.

SSR

Sum of Squares due to Regression, a measure used in statistical analysis to determine the variance explained by a linear regression model.