On the Basis of the Position of the Three-Way Stopcock

question 7

Multiple Choice

On the basis of the position of the three-way stopcock shown here,identify which of the following activities related to arterial line blood sampling is occurring.

• A)The therapist is aspirating blood diluted with infusion fluid.
• B)The therapist is withdrawing blood from the arterial line.
• C)The therapist is keeping the stopcock in its normal operational position.
• D)The therapist is infusing fluid back into the system after having removed a blood sample.

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