A patient has an arterial pressure catheter placed in the right radial artery for access for frequent arterial sampling for blood gas analysis. When the low-pressure alarm is activated, the nurse's most appropriate action would be to

Question

Quizplus · Accepted Answer

The low-pressure alarm indicates a drop in the patient's blood pressure which may be caused by cardiac dysrhythmias. There is no indication to rezero the equipment. Pallor of the right hand would be caused by occlusion of the radial artery by the arterial catheter, not by low pressure. There is no indication that the patient is experiencing pain.

A Patient Has an Arterial Pressure Catheter Placed in the Right