Deck 8: Instrument Processing

Question 1

Ultrasonic cleaner solution must be discarded:

A) every other day
B) once a week
C) at least once a day
D) once every 28 days

Answer 1

at least once a day

Question 2

The ________ solution is an enzymatic solution that partially dissolves organic debris.

Answer 2

holding

Question 3

When loading an autoclave sterilizer, larger packs are placed:

A) tilted at an angle
B) at the top of the chamber
C) at the bottom of the chamber
D) perpendicular to the floor

Answer 3

at the bottom of the chamber

Question 4

Instruments rest in a holding solution in which step of instrument processing?

A) Transport
B) Cleaning
C) Packaging
D) Sterilization

Question 5

The ultrasonic cleaner is checked to see whether it is working properly by holding a 5-inch by 5-inch sheet of ____________ in the solution for 20 seconds.

Question 6

Process indicators that change color are useful for:

A) monitoring sterilization
B) identifying instrument packs that have been exposed to a certain temperature
C) determining whether an instrument package has been processed
D) both identifying instrument packs that have been exposed to a certain temperature and determining whether an instrument package has been processed

Question 7

Which parameter does NOT apply to both autoclave and chemical vapor sterilization?

A) Instruments must be absolutely dry.
B) Articles and packs must be separated from each other.
C) Pressure and temperature must be reached before timing begins.
D) Process integrators must be inserted into the test load instrument package.

Question 8

Why are instruments wrapped or packaged before sterilization?

A) To keep them from rusting
B) To disinfect the instruments
C) To protect them from becoming contaminated after sterilization
D) To provide a simple system of instrument organization

Question 9

Packaging materials and cassettes for sterilization must be approved by the:

A) Environmental Protection Agency (EPA)
B) Occupational Safety and Health Administration (OSHA)
C) state dental board
D) Food and Drug Administration (FDA)

Question 10

A dry heat sterilizer is inadvertently opened mid-cycle, but quickly shut again to finish the cycle, with no other adjustment. Which sterilization error has occurred?

A) Improper loading
B) Improper timing
C) Inadequate instrument cleaning
D) Improper packaging

Question 11

All soiled instruments are brought into the ________ area.

Question 12

An ideal instrument processing area:

A) is located in a separate building from the dental practice
B) contains a dental laboratory and sterilization center
C) is part of a common walkway
D) is uncarpeted with multiple outlets and a vacuum line

Question 13

Standard packaging for chemical vapor sterilization includes all of the following EXCEPT:

A) film pouches or paper bags
B) solid metal trays
C) sterilization wrap
D) nylon see-through tubing

Question 14

The ultrasonic cleaner works by producing ________.

Question 15

Which is the LEAST desirable method of cleaning instruments?

A) Ultrasonic cleaning
B) Hand scrubbing
C) Automated instrument washers
D) Thermal disinfectors

Question 16

The only approved way to determine that sterilization has actually occurred is to use:

A) process integrators
B) biologic monitors
C) process indicators
D) multiparameter indicators

Question 17

Which method of sterilization is best for plastic shade guides and rubber dam frames?

A) Autoclave
B) Chemical vapor
C) Dry heat
D) Chemical liquid

Question 18

Liquid chemical sterilant must be covered, because glutaraldehyde produces toxic fumes.

A) The statement is correct, but the reason is not.
B) The statement is not correct, but the reason is correct.
C) Both the statement and the reason are correct and related.
D) Both the statement and the reason are correct but not related.

Question 19

The workflow pattern for instrument processing should proceed in a single loop from:

A) dirty, to sterile, to storage
B) dirty, to clean, to sterile, to storage
C) dirty, to preclean, to clean, to storage
D) dirty, to preclean, to clean, to sterilize, to storage

Question 20

Examples of process integrators include all of the following EXCEPT:

A) aluminum foil
B) strips
C) tubes of colored liquid
D) tabs

Question 21

An additional advantage to packaging instruments is that they can be grouped into special setups.

Question 22

A _________ sterilizer is similar to an oven-hot air rises through natural convention.

Question 23

A _______ report from a biologic indicator indicates that sterilization did not occur.

Question 24

In a dry heat sterilizer, you must clean and dry instruments before wrapping them.

Question 25

There are many other ways to confirm if sterilization has occurred, aside from spore testing.

Question 26

If the spores are killed on a biologic indicator, it will be a _______culture, which means the sterilization cycle was successful.

Question 27

Process __________ are placed outside the instrument packages before sterilization.

Question 28

An _______ is used to sterilize dental instruments by means of steam under pressure.

Question 29

Aluminum foil, metal, and glass containers may all be used in a static air sterilizer.

Question 30

Sporox II is a _______-level disinfectant/sterilant used for instruments that cannot tolerate heat sterilization.

Question 31

The first step in instrument processing is to put on your utility gloves.

Question 32

Process integrators are placed inside instrument packages.

Question 33

Another name for spore testing is process indicating.

Question 34

An alternative to using rust inhibitors is drying instruments thoroughly using dry heat or chemical vapor.

Question 35

It is neither cost-effective nor desirable to use a disinfectant alone as a holding solution.