

MCQOPTIONS
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1. |
Regarding antiseptic agents all of the following are true EXCEPT |
A. | Sodium hypochlorite is an effective antiseptic for intact skin |
B. | Potassium permanganase is an effective bactericidal agent |
C. | Formaldehyde may be used to disinfect instruments |
D. | Chlorhexidine is active against gram positive cocci |
E. | Ethanol is an effective skin antiseptic because it denatures microbial proteins |
Answer» B. Potassium permanganase is an effective bactericidal agent | |