A phlebotomy technician is washing her hands at the beginning of her shift. Which of the

following actions should the technician take? The technician should form a lather by rubbing

her hands together for at least 15 seconds, covering all surfaces of her hands and fingers with

soap.



Which of the following test results are affected when a phlebotomy technician uses povidone-

iodine to cleanse a site for a dermal puncture? Povidone-iodine is contraindicated for



potassium tests because it...