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When Collecting Blood for Laboratory Tests from a Central Venous

Question 23

Multiple Choice

When collecting blood for laboratory tests from a central venous catheter (CVC) that is infusing total parenteral nutrition (TPN) or heparin,it must be flushed with:


A) 5 mL of saline.
B) 10 mL of saline.
C) 15 mL of saline.
D) 20 mL of saline.

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