Nurse makes home visit to pt with abdominal wound. when irrigating draining wound with sterile saline solution, which sequence is most appropriate?
a) pour solution, wash hands, remove soiled dressing
b) wash hands, remove soiled dressing, wash hands, then prepare the sterile field
c) prepare sterile field, put on sterile gloves, remove soiled dressing
d) remove soiled dressing, flush wound, then wash hands