A Coagulation Screen Is Ordered on a Patient Who Is

question 18

Multiple Choice

A coagulation screen is ordered on a patient who is a difficult draw.A 5-mL blue top tube is drawn but fills only halfway.What would be the appropriate next step?

• A)Draw another half-filled 5-mL blue top tube, and combine the two tubes.
• B)Discard the first tube, and attempt to draw a filled 5-mL blue top tube.
• C)Draw a red top tube, and add blood to completely fill the blue top tube.
• D)Send the half-filled blue top tube to the coagulation laboratory.

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Definitions:

Fraternal Twins

Twins that develop from two different eggs fertilized by two different sperm, resulting in siblings that are genetically unique from each other.

Heritability

A measure of how much of the variation in a trait within a population can be attributed to genetic differences among individuals.

Intelligence

The ability to learn from experience, solve problems, and use knowledge to adapt to new situations.

Genetic Inheritance

The process by which genetic information is passed from parents to offspring through their genes.