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A phlebotomist was collecting a STAT prothrombin time (PT) and complete blood count (CBC) on a patient when blood flow unexpectedly stopped. The lavender top tube being drawn at the time was less than one-third full. The light-blue top tube had already been drawn for the prothrombin time.

Before resorting to a second venipuncture, which of the following procedures should be attempted in order to adequately fill the lavender top tube?

More than one answer is correct. Please select all correct answers