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PHYSICAL AND CHEMICAL AGENTS

Physical and Chemical Agents
The process of making an object free from living organisms including bacterial and fungal spores and viruses is known as

disinfection
antisepsis
sterilization
pasteurization

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

tyndalization
pasteurization
UV radiation
dry heat

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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
sanitizer
bacteriostatic agent

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

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

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

All of these
Bacteria
Fungi
Spores

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