Which of the Following Practices Is Necessary When Collecting Blood

question 3

Multiple Choice

Which of the following practices is necessary when collecting blood specimen from a heparin or saline lock?

• A)Flush the IV line with 5mL saline before collecting the specimen.
• B)The first 5mL of blood that is collected must be immediately inserted into the blood tube for testing.
• C)Flush the IV line with heparin before collecting the specimen.
• D)Collect the blood directly into an evacuated tube.

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