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1. Which of the following is used most often to sterilize articles in the medical office?


The agent used to destroy microorganisms on an article depends on the:

Intended use of the article

What is the term for an agent that kills disease-producing microorganisms and is generally applied to inanimate objects?


Which of the following is a characteristic of bacterial spores?

They consist of a hard, thick-walled capsule,
They represent a resting and protective stage, They are more resistant to heat,
They usually cannot be killed by disinfectants

Something that is sterile is free of:

All living microorganisms and spores

Which of the following is accomplished through sanitization?

Organic matter is removed from the article

The purpose of the Hazard Communications Standard is to ensure that employees:

Are informed of the hazards associated with chemicals in the workplace

According to the Hazard Communications Standard, which of the following must be included on the label of a hazardous chemical?

Name of the chemical
Physical hazards of the chemical
Health hazards of the chemical
Storing and handling of the chemical

Which of the following is true regarding a material safety data sheet?

It provides information regarding hazardous chemicals
It must be kept on file for each hazardous chemical stored in the workplace
It must be readily available to employees
It is available from the manufacturer of the hazardous chemical

Utility gloves over clean disposable gloves should be worn during the sanitization procedure to protect the hands from:

Bloodborne pathogens
Infectious materials
Irritating chemicals
Cuts or punctures

Which of the following represents an error in technique during the sanitization procedure?

Using steel wool to remove stains from instruments

High-level disinfection is a process that:

Destroys all microorganisms but not spores

Which of the following items requires high-level disinfection?

Flexible fiberoptic sigmoidoscope

The most common temperature and pressure used for autoclaving is:

250° F at 15 pounds of pressure/square inch

The most reliable sterilization indicators check for:

The attainment of the proper temperature and pressure

Autoclave tape ensures:

Indicates whether or not the article was in the autoclave

Sterilization strips should be positioned:

In the center of the wrapped pack

Which of the following is the best means of determining the effectiveness of the sterilization process?

Biologic indicators

The purpose of wrapping articles before they are sterilized in the autoclave is to:

Protect the articles from recontamination after autoclaving

The wrapper used to autoclave articles should:

Prevent contaminants from getting in during handling and storage
Be made of a substance that does not tear or puncture easily
Be made of a substance not affected by the sterilization process
Allow steam to penetrate it

sterilization pouches can not be what?


Which of the following would be best to use to wrap a large minor office surgery tray setup?


What type of water should be used in the autoclave?

Distilled water

Which of the following represents an error in technique when loading the autoclave?

Placing articles ½ inch apart

The medical assistant should not set the timer on the autoclave until:

The gauge has reached the desired temperature

The proper time for sterilizing an article in the autoclave depends on:

What is being sterilized

Removing a wet pack from the autoclave results in:

Contamination of the pack

Which of the following must be resterilized?

A pack that has been dropped
A pack that has opened up
A pack that has gotten wet
A pack that is torn

The inside of the autoclave should be wiped every day with:

A damp cloth

Dry heat is preferred for sterilizing:

Instruments with sharp cutting edges

The recommended exposure time and temperature for a dry heat oven is:

320° F for 1 to 2 hours

Which of the following sterilization methods is often used by medical manufacturers to sterilize disposable items?

Ethylene oxide gas

Cold sterilization with a chemical agent is used for

It is the preferred method for sterilizing instruments with sharp cutting edges

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