[Solved]: In this case, the nurse is administering a one-time…

In this case, the nurse is administering a one-time bolus of 5,000 units of heparin in 0.5 ml. This is not an ongoing infusion, so the rate at which the nurse will set the infusion pump is simply the volume of the bolus, which is 0.5 ml. Therefore, the rate is 0.5 ml/hr. The PTT= 33 seconds