Difficulty: Medium
Average Score: 67%
Full-length
Passage / Scenario
When changing Ms. Wilson's postoperative dressing, the nurse is careful not to introduce microorganisms into the surgical incision.This is an example of:
Correct answer
C
Rationale
Intact skin is the first line of defense against entry of microorganisms. A surgical incision is a portal of entry, so a technique that requires the absence of all microorganisms (surgical asepsis) is essential.