Which of the Following Specimens Would Be Acceptable for Platelet $\degree$

question 21

Multiple Choice

Which of the following specimens would be acceptable for platelet aggregation studies?

• A) Blood drawn in ethylenediaminetetraacetic acid (EDTA) and kept at room temperature for 6 hours
• B) Blood drawn in 3.2% sodium citrate and transported to the laboratory on ice (2 \(\degree\)to 4 \(\degree\)C)
• C) Blood drawn in a serum separator tube
• D) Blood drawn in 3.2% sodium citrate and kept at room temperature for 2 hours after drawing

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Definitions:

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The field of study that examines the role of genetic and environmental influences on behaviors.

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