Ch 11 (6)

Following handwashing, you should dry your hands with a paper towel.

• True

• False

How should you dispose of a broken metal dental instrument?

• Throw it in with the regular trash

• Place it in a sharps container

• Package it and return it to the manufacturer for disposal

• Place it in a biohazard bag

When precleaning clinical contact surfaces, what should you use for disinfection?

• Soap and water

• Liquid chemical sterilant

• EPA-registered hospital disinfectant

• Bleach solution

Utility gloves are used to

• protect the hands when cleaning the treatment area

• protect the hands when donning full PPE

• handle instruments during dental procedures

• protect the hands when removing hot items from the sterilizer

An autoclave sterilizes by using ___________.

• dry heat

• steam under pressure

• chemical vapors

• liquid chemicals

Protective clothing worn during procedures that cause spatter should have ___________.

• ornamental trim

• short sleeves

• a high neckline

• large open cuffs

What should the dental assistant do after bringing the contaminated tray to the instrument processing area?

• Clean the nonsubmersible items using wipes and toweling

• Place the submersible items in a tray filled to the appropriate level with disinfectant

• Set the tray down between the disinfection and sterilization areas

• Place all waste items in a biohazard container

What is the sterilant used in an autoclave?

• Commercial disinfection solution

• Isopropyl alcohol

• Bleach solution

• Distilled water

The water supply used for patient treatment cannot exceed ________ bacterial colonies or colony forming units of heterotrophic water bacteria per milliliter of water.

• 50

• 100

• 1000

• 500

Indicate whether the statement is true or false. 25. The standard precautions involve treating all body fluids as if they are infectious.

• True

• False