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Physical and Chemical Agents

Physical and Chemical Agents
Which of the following was the first widely used antiseptic and disinfectant?

Phenol
Alcohol
Iodine
Chlorine

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Physical and Chemical Agents
Which of the following is not a disinfectant containing a heavy metal?

Silver nitrate
Mercurochrome
Chlorine
Copper sulfate

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Physical and Chemical Agents
Microbes can be removed from a liquid solution by the process of

osmosis
filtration
freeze-drying
desiccation

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Physical and Chemical Agents
Complete destruction of the microorganisms is commonly known as

disinfection
antisepsis
none of these
sterilization

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Physical and Chemical Agents
Ethylene oxide is used to destroy or kill which of the following microbes?

Fungi
Bacteria
Spores
All of these

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Physical and Chemical Agents
Which disinfectant would be most effective against Staphylococcus found in a blood spill?

Phenol
Hexachlorophene
None of these
Cetylpyridinium chloride

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