(20) principles and techniques of disinfection

Question 1

antiseptic

Answer 1

Substance for killing microorganisms on the skin

Question 2

bioburden

Answer 2

Blood, saliva, and other body fluids

Question 3

broad-spectrum activity

Answer 3

Capable of killing a wide range of microbes

Question 4

chlorine dioxide

Answer 4

Effective, rapid-acting environmental surface disinfectant or chemical sterilant

Question 5

clinical contact surface

Answer 5

Surface touched by contaminated hands, instruments, or spatter during dental treatment

Question 6

disinfectant

Answer 6

Chemical used to reduce or lower the number of microorganisms on inanimate objects

Question 7

environmental surface

Answer 7

Surface within a healthcare facility that is not directly involved in patient care, but that may become contaminated during the course of treatment

Question 8

fungicidal

Answer 8

A product that is capable of killing fungi

Question 9

glutaraldehyde

Answer 9

Environmental Protection Agency (EPA)-registered high-level disinfectant.

Question 10

greener infection control

Answer 10

Minimizing the environmental impact of infection control products and procedures

Question 11

high level disinfectant

Answer 11

Hospital disinfectant with tuberculocidal activity

Question 12

hospital disinfectant

Answer 12

Disinfectant with the ability to kill staphylococcus aureus, salmonella choleraesuis, and pseudomonas aeruginosa

Question 13

housekeeping surface

Answer 13

Surface that is not contaminated during dental treatment

Question 14

immersion disinfectant

Answer 14

Disinfectant used for immersion (soaking) of heat-sensitive instruments

Question 15

intermediate level disinfectant

Answer 15

Liquid disinfectant with EPA registration as a hospital disinfectant with tuberculocidal activity. It is used for disinfecting operatory surfaces.

Question 16

iodophor

Answer 16

EPA-registered, intermediate-level hospital disinfectant

Question 17

liquid sterilant

Answer 17

Chemical used at room temperature for items that are damaged by heat sterilization

Question 18

low-level disinfectant

Answer 18

Disinfectant that destroys certain viruses and fungi; used for general housecleaning

Question 19

precleaning

Answer 19

Removal of bioburden before disinfection

Question 20

residual activity

Answer 20

Action that continues long after initial application, as with disinfectants

Question 21

reuse life

Answer 21

Time period that a disinfectant should remain effective during use and reuse

Question 22

shelf life

Answer 22

How long a product may be stored before use.

Question 23

single use items

Answer 23

Items that are used on only one patient and then are thrown away

Question 24

sodium hypochlorite

Answer 24

Surface disinfectant commonly known as household bleach

Question 25

splash, splatter, droplet surface

Answer 25

Surface that does not contact members of the dental team or contaminated instruments or supplies

Question 26

sporicidal

Answer 26

Capable of killing bacterial spores

Question 27

streilization

Answer 27

The process of destroying all microbes

Question 28

surface barrier

Answer 28

Fluid resistant material used to cover surfaces likely to become contaminated

Question 29

synthetic phenol compound

Answer 29

EPA-registered intermediate-level hospital disinfectant with broad-spectrum disinfecting action

Question 30

touch surface

Answer 30

Surface directly touched and contaminated during procedures

Question 31

transfer surface

Answer 31

Surface not directly touched but often contacted by contaminated instruments

Question 32

tuberculocidal

Answer 32

Capable of inactivating tuberculosis causing microorganisms

Question 33

virucidal

Answer 33

Capable of killing some viruses