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Chapter 30: Miscellaneous Antimicrobial Agents: Disinfectants, Antiseptics, Sterilants, and Preservatives

Which of the following agents is effective in the treatment of acute lower urinary tract infections?

a. Mupirocin

b. Nitrofurantoin

c. Isopropyl alcohol

d. Metronidazole

Which of the following conditions is not an indication for treatment with metronidazole?

a. Rosacea

b. Anaerobic bacterial joint infection

c. Infection caused by Clostridium difficile

d. Viral upper respiratory tract infection

Which of the following disinfectants is effective against pathogens, including bacterial spores?

a. Isopropyl alcohol

b. Silver sulfadiazine

c. Sodium hypochlorite

d. Phenolics

Which of the following is not a reason that chlorhexidine is often preferred over povidone-iodine for surgical skin antisepsis?

a. Chlorhexidine acts rapidly after application.

b. Chlorhexidine retains its activity with exposure to body fluids.

c. Chlorhexidine lacks persistent activity on the skin.

d. Chlorhexidine has low skin-sensitizing capacity.

Which of the following methods or disinfectants cannot effectively eradicate bacterial spores?

a. Pressurized steam

b. Peracetic acid

c. Hexachlorophene

d. Ethylene oxide gas

Which of the following agents is most likely to be used as a preservative in a product such as ultrasound gel?

a. Parabens

b. Formaldehyde

c. Sodium hypochlorite

d. Hydrogen peroxide

Gram-negative bacteria have been shown to contaminate containers containing which of the following?

a. Formalin

b. Povidone-iodine

c. Sodium hypochlorite

d. Isopropyl alcohol

The user should wear a respirator when applying which of the following agents?

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