Bumedinst 6600.10A Dental Infection Control Program

Front 1

What is BUMEDINST 6600.10A

Back 1

Dental Infection Control Program

Front 2

Define Asepsis

Back 2

The process of preventing the access of micro-organisms

Front 3

Define Barrier Technique

Back 3

The use of rubber, plastic, paper, foil, or other fluid resistant materials to cover surgaces and protect them from contamination.

Front 4

Define Bioburden

Back 4

The number of micro-organisms contaminating an object.

Front 5

What is also known as bioload or microbial load?

Back 5

Bioburden

Front 6

Define Bowie-Dick Test

Back 6

A diagnostic test of a prevacuum sterilizer's ability to remove air from the chamber and prevent air reentrant. This is NOT a sterility assurance test.

Front 7

What are the 3 dental item classifications?

Back 7

Critical
Semicritical
Noncritical

Front 8

What are critical items?

Back 8

Instruments or matericals that penetrate the skin, mucous membranes, or bone. These items must be sterile before use. (Ex surgical instruments, periodontal knives, suture needles)

Front 9

What are semicritical items?

Back 9

Items that frequently contact mucous membrane but cannot be sterilized due to their design. require high-level disinfection. (Ex radiographic positioning devices, plastic impressions trays.)

Front 10

What are noncritical items?

Back 10

Items that do not normally penetrate or contact mucous membranes but are exposed to splatter, spray, or splashing of blood. (Ex dental unit and chair)

Front 11

What are engineering controls?

Back 11

Equipment or methods which isolate or remove bloodborne pathogens from the workplace.

Front 12

Definte invasive procedure.

Back 12

Surgical entry into the tissues, cavities, organs, or repair of major traumatic injuries.

Front 13

Define nosocomial infection.

Back 13

An infection originating in the environment of a hospital or freestanding dental treatment facility.

Front 14

Definte "Spray-Wipe-Spray"

Back 14

An acceptable method of cleaning and disinfecting.
Cleaning is a SEPARATE step from disinfection and sterilization.

Front 15

Explain the accepted exposure techniques for a gravity displacement sterilizer.

Back 15

30 min at 121°C (250°F) and 15-17 psi
or
15 min at 132°C (270°F) and 30-32 psi

Front 16

What is the operating temperature for a Prevacuum Sterilizer?

Back 16

132-135°C

Front 17

What is MED-54?

Back 17

BUMED

Front 18

All personnel will receive initial training with __ days of reporting onbard and at least ___ thereafter.

Back 18

90 days
annually

Front 19

Training records should be maintained for at least __ years.

Back 19

3

Front 20

Dental health care providers should refrain from direct patient care if they suffer from what conditions?

Back 20

exudative leasions
weeping dermatitis
open skin lesions on hands, faces, or upper extremities.

Front 21

What does HBV stand for?

Back 21

Hepititis B Virus

Front 22

Approximately __ percent of patients with HIV or HBV show no symptoms and may be unaware of their infections disease state.

Back 22

80

Front 23

Washing increases the porosity of gloves up to __ percent.

Back 23

60

Front 24

When should unit water lines and hoses be flushed for and for how long?

Back 24

At the beginning of each work day
For at least 1 minute

Front 25

Referring to the unit water supply system, after each patient, you should remove the handpiece, lubricate and run for __ seconds.

Back 25

30

Front 26

Three 10 second rinses will temporarily reduce a patient's microbial count by up to __ percent.

Back 26

97

Front 27

At the end of the day, you should flush the high volume evacuator system with at least __ of water.

Back 27

one quart

Front 28

At the end of the day you should flush each unit water line and hose for __ seconds

Back 28

30

Front 29

Launderable mops should be washed with what kind of solution?

Back 29

sodium hypochlorite 1:100 dilution

Front 30

When washing laundry, the wash cycle must be at least __ long and the water temperature of at least ____

Back 30

25 minutes
160°F (70°C)

Front 31

The skin harbors two types of flora, they are?

Back 31

Resident and transient

Front 32

True or False
Products which use squeous quaternary ammonium compounds, such as those containing dilute benzalkonium chloride, are approved water based cleaning agents.

Back 32

Flase

Front 33

What are the three approved water-based cleaning agents.

Back 33

Products which include
-chorhexidine
-iodophors
-alcohol

Front 34

Iodophors are effective against what?

Back 34

Gram positive and gram negative bacteria and viruses

Front 35

Which water-based cleaning agent has been approved as a sugical scrub?

Back 35

Chlorhexidine Gluconate

Front 36

70% isopropyl alcohol virtually disinfects the skin in __ seconds

Back 36

20

Front 37

What kind of sterilization is prefered?

Back 37

Heat sterilization

Front 38

This is the safest and provides an effective cleaning process.

Back 38

Automated Washer Processor

Front 39

This process is safer and more effective than manual scrubbing.

Back 39

Ultrasonic Cleaning

Front 40

True or False
Move sterile instruments and packs to storage areas while still warm.

Back 40

False.
Doing so can induce condensate to form.

Front 41

Which are perfered for storage of instruments and packs. Closed cabinets or open shelving?

Back 41

Closed cabinets

Front 42

What are the requirements for Dry Heat Sterilizations?

Back 42

320°F for 90 minutes

Front 43

What are the requirements for Chemical Vapor Sterilization?

Back 43

20 minutes at 270°F

Front 44

What are the requirements for Ethylene Oxide Sterilization?

Back 44

2-3 hours at 120°F

Front 45

You should only use this kind of seterilizer for intra-appointment sterilization of clean metallic instruments.

Back 45

Bead Sterilizers

Front 46

Only which kind of monitoring can tell you whether or not sterilization has actually occurred?

Back 46

Biological Monitoring.
Dosage and process indicators are not replacements for biological monitoring.

Front 47

True or False
Disinfection is a less lethal process than sterilization.

Back 47

True

Front 48

What are the three levels of disinfection?

Back 48

High
Intermediate
Low

Front 49

What factors influence the antimicrobial efficiency of germicides?

Back 49

-Nature of the material
-Bioburden
-Organic debris present
-Type and Concentration of the Germicide.

Front 50

What are the 4 general categories of liquid chemical agents?

Back 50

-Glutaraldehyde-Based Solutions (req proper vent due to toxic vapors)
-Iodophors (iodine, stains)
-Chlorine Dioxide-Based Solutions (corrosive)
-Phenolics (very irritating)

Front 51

Soak reusable impression trays in an EPA-registered disinfectant for how long?

Back 51

10 minutes

Front 52

As a minimum, disinfect film positioning devices between patients by immersion in an EPA-registered chemical disinfectant such as ___.

Back 52

2% glutaraldehyde

Front 53

How often should you disinfect X-ray chairs?

Back 53

At least daily or when visibly contaminated.