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Physical and Chemical Agents

Physical and Chemical Agents
A(n)____is used to prevent infection by killing or inhibiting pathogen growth on animal tissues.

sanitizer
bacteriostatic agent
disinfectant
antiseptic

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

freeze-drying
desiccation
osmosis
filtration

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Physical and Chemical Agents
Which of the following skin disinfectant(s) is/are most frequently used?

none of these
Isopropyl alcohol
Ethyl alcohol
Both (a) and (b)

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

Hexachlorophene
None of these
Cetylpyridinium chloride
Phenol

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

Thermometers
Cystoscopes
All of these
Bronchoscopes

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

Chlorine
Silver nitrate
Mercurochrome
Copper sulfate

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