What effect of povidone-iodine (Betadine) does a nurse consider when using it on the client’s skin before obtaining a specimen for a blood culture?
ExplanationC. Povidone-iodine (Betadine) exerts bactericidal action that helps eliminate surface bacteria that will contaminate culture results.
A. Povidone-iodine does not have this property.
B. It does dry the skin. Alcohol is not used because it is bacteriostatic; it inhibits, not eliminates, microorganisms.
D. Although povidone-iodine may provide a cool feeling, this not a reason for its use