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Physical and Chemical Agents

Physical and Chemical Agents
Which of the following is sterilized with the help of glutaraldehyde?

Bronchoscopes
Thermometers
All of these
Cystoscopes

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Physical and Chemical Agents
One drawback to the use of ultraviolet light as a sterilizing agent is its

failure to kill microbes located in the center of an object
failure to kill bacteria
failure to kill microbes in a closed environment
failure to bacterial spores

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

Bacteria
Fungi
Spores
All of these

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Physical and Chemical Agents
Which of the following disinfectants act by disrupting microbial membranes?

Heavy metals
Aldehydes
Halogens
Cationic detergents

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

Chlorine
Phenol
Iodine
Alcohol

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Physical and Chemical Agents
The organisms retained in the fluids filtered by Seitz filter is

Proteus
Clostridium
Staphylococcus
None of these

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