Final answer:
The key steps in venipuncture include identifying the patient, selecting the needle size, and positioning the patient.
Explanation:
The most important step in the performance of a venipuncture is:
- Identifying the patient: Ensuring the correct patient is being treated.
- Selecting the needle size: Choosing the appropriate size for the procedure.
- Positioning the patient: Placing them in a suitable position for the venipuncture.
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