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Week 3 NCO
Week 3 NCO Drawing Blood and Administering Fluid
Question | Answer |
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When drawing blood from a patient's central venous access device (CVAD), what can the nurse do to minimize pressure on the device during flushing? | Use a 10-mL syringe for the flush |
When drawing blood from a central venous access device (CVAD) in which all ports are patent, it is recommended that the nurse select which lumen? | The distal port |
Which action can the nurse take to ensure a quality blood sample when drawing blood from a patient's central venous access device (CVAD) site? | Discard the first 4 to 5 mL of blood drawn. |
Which action can the nurse take to ensure a quality blood sample when drawing blood from a patient's central venous access device (CVAD) site? | Allow fluid infusions to continue to flow right up to the time of the sample. |
After drawing blood from a patient's central venous access device (CVAD), what would the nurse do to ensure that the device resumes proper functioning? | Flush the catheter with preservative-free 0.9% sodium chloride, per agency policy. |
After drawing blood from a central venous access device (CVAD), which action would minimize the patient's risk for infection when reconnecting prescribed intravenous fluids? | Cleansing the IV needleless connector and the end of the IV tubing with a 2% chlorhexidine swab |