Which of the following needle gauges is appropriate when collecting donor blood?

Which of the following needle gauges is

Multiple choice — select the best answer

A10-12 gauge.
B16-18 gauge.
C21-23 gauge.
D30-32 gauge.

✓ Correct answer: B. 16-18 gauge. Choosing the correct gauge of needle for the work you are doing is vital. For collecting donor units of blood, choose a 16-18 gauge needle. For adult patients undergoing venipuncture for lab tests, a 21-22 gauge needle is used.

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Which of the following needle gauges is appropriate when collecting donor blood?

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