Q:

There is an order to obtain a blood sample from a neonate. It is determined that you should obtain the sample from a capillary instead of the artery. Which of the following is true regarding a capillary blood gas sample?

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There is an order to obtain a blood sample from a neonate. It is determined that you should obtain the sample from a capillary instead of the artery. Which of the following is true regarding a capillary blood gas sample?


  1. To obtain the sample, you need to milk the puncture site
  2. The sample must be drawn from the first drop of surface blood
  3. The pH and PCO2 correlate well with arterial blood
  4. The puncture normally is performed on the ball of the foot

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