A D-Dimer Test Is Performed in a Patient in Whom

question 42

Multiple Choice

A D-dimer test is performed in a patient in whom a pulmonary embolism is suspected. The value comes back at 379 mg/L. What does this suggest?

• A)almost completely establishes the presence of pulmonary embolism
• B)almost completely rules out pulmonary embolism
• C)establishes roughly a 50/50 chance of pulmonary embolism
• D)is indeterminate but highly suggestive of pulmonary embolism

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Definitions:

Labor Efficiency Variance

The variance between the real hours spent working and the anticipated standard hours, times the standard rate of labor.

Actual Direct Labor Rate

The actual amount paid per hour to workers who are directly involved in the production of goods or services.

Labor Rate Variance

The difference between the actual cost of direct labor and the standard cost, indicating how well the company is managing its labor costs.

Direct Labor Standards

The expected amount of time and wage rate for workers to complete a unit of production.