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Physical and Chemical Agents

Physical and Chemical Agents
Which of the following does not kill endospores?

Hot air sterilization
Autoclave
Pasteurization
Incineration

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Physical and Chemical Agents
All of the following are sporicidal except

ethylene oxide
formaldehyde
alcohol
glutaraldehyde

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

antiseptic
disinfectant
bacteriostatic agent
sanitizer

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Physical and Chemical Agents
The time in minutes at a specific temperature needed to kill a population of cells is the

thermal death temperature
decimal reduction time
thermal death point
F value

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Physical and Chemical Agents
Which of the following compounds are commonly used as general antiseptics to treat cuts and scratches?

Aldehydes
Halogens
Ethylene oxide
None of these

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Physical and Chemical Agents
Media containing spores and thermolabile constituents are sterilized by

pasteurization
dry heat
tyndalization
UV radiation

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