MEDizzy
MEDizzy
USMLE
Drug-related
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?
Explanation
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
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