a patient develops a small decubitus ulcer on the sacral area . the nurse should plan to deal with this problem by:
A. keeping the area dry
B. applying moist dressing
C. providing a low caloric diet
D. keep the patient on the right side
the nurse empties a portable wound suction device when it is only half full because:
A. it is easier and faster to empty the unit when it is only half full
B. this facilitates a more accurate measurement of drainage output.
C. their negative pressure in the unit lessens as fluid accumulates in it , interfering with further drainage
D. as fluid collects in the unit it exerts positive pressure , forcing drainage back up the tubing and into the wound.