Before connecting the sample syringe to an adult's arterial line stopcock, what would you do?
a. Flush the line and stopcock with the hepa-rinized intravenous solution.
b. Aspirate 1 to 2 ml of fluid or blood using a waste syringe.
c. Align the stopcock off to the patient and on to the flush solution.
d. Increase the flush-solution bag pressure by 20 to 30 mm Hg.
ANS: B
Box 19-4 outlines the proper procedure for taking an arterial blood sample from a three-way stopcock system.
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