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70 Cards in this Set

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The level of maintenance that includes actions relating to proper operation, daily inspection, cleaning, simple lubrication, and minr exterior repair and operational adjustment of equipment is called?
User.
What level of maintenance calibrates dental x-ray equipment?
Intermediate.
Major repairs, overhauls, rebuilding of components and subassemblies, and manufacture of parts are normally limited to what level of mainentance?
Depot.
What level of maintenance includes the systematic care, servicing, and inspection of equipment, and detection and correction of all minor faults before they develop into major defects?
Preventive.
Who is responsible for performing preventive maintenance?
Equipment operators and maintenance personnel.
The measurement and adjustment of various equipment parameters to ensure the accuracy is within prescribed standars best describes?
Calibration maintenance.
What type of maintenance is commonly used to repair or rebuild dental handpieces?
Contract.
What allows the dental chair to rotate approxiametly 45 degrees from either side of the center and then lock in position?
Swivel/brake.
Before seating your first patient of the day, the best approach toward preventative maintnance of dental equipment is to make?
a visual inpection followed by an operational check
In the dental unit, which items are affected by a malfunctioning water system?
3-way syringe, cuspidor, cup filler, and handpiece water spray.
The high volume evacuator on the dental unit works on the principle of?
low pressure and high volume.
The international symbols used on most dental units indicate blue for
water, yellow for air, and red for ON.
On the dental unit, which item adjusts the flow of coolant seperately to each handpiece?
Water coolant flow control knob.
A visual indication of the pounds per square inch (PSI) to the handpiece can be viewed on the?
drive air pressure guage
What do you use to adjust the air and water flow from the 3-way syringe on the dental unit?
Syringe flow control only.
Which item is used as a safety precaution to control drive air and coolant when burs are being placed or removed?
Handpiece lock-out toggle.
What step does not apply when removing and replacing the 3-way syringe?
Unsrew the tip nut completly to remove the tip.
Which statement best describes the maintenance on the cuspidor?
Daily remove the water spout, umbrella, and strainer; clean in an ultrasonic cleaner; and disinfect with an approved disinfectant.
Always use the wrapper to protect the bulb when installing it into the dental light to?
guard the bulb from collecting finger oils that can affect performance and bulb life.
Which low speed handpiece attachment uses rotary instruments with a smooth shank 1 1/2 inches in length?
Straight attachment.
Which low-speed handpiece attachment uses a notched, short shank, 1/2-inch rotary instrument?
Latch contra-angle.
Which statement does not apply to the proper maintenance of the high-speed handpiece?
The manufacturer's instructions contain information on lubrication requirements only.
How do you clean the fiber optic surfaces of a handpiece?
Wet a cotton swab with isopropyl alcohol and use it on both ends of the handpiece before sterilization.
Which handpiece is portable, lightweight, and has variable speeds of 2,500 to 25,000 rpm?
Electric
How often should the caster bearings of the mobile chairs be lubricated?
Monthly.
What normally results from lubricating the single shaft of the mobile chair?
Locking mechanism will not hold in its adjusted position.
When the electric motor of an amalgamator operates, a rotating cam causes the prong to move in what kind of pattern?
Figure "8"
What does the Datascope or Physio-Control VSM 2 monitor?
Blood pressure, tempature, heart rate, pulse, and electrocardiogram (ECG).
Where is the tympanic thermometer placed to record a patient's tempature?
In the ear.
Who coordinates the guidelines for the USAF dental infection control program with the medical treatment facility infection control committee to determine local dental operating instructions?
Dental Squadron Commander(DSC) and Dental Infection Control Officer(ICO).
Who appoints the special consultant for infection control?
USAF Assistant Surgeon General for dental services.
Who develops and publishes guidelines for the USAF Dental infection control program?
Special Consultant for infection control.
Who is responsible for ensuring intial, annual, and update training for dental personnel on dental infection control and occupational exposure to bloodborne pathogens in accordance with (OSHA) standards?
Dental infection control officer(ICO).
What is the Occupational Saftey and Health(OSHA) bloodborne pathogens standards?
Federal rule that sets forth specific requirements to prevent the transmission of bloodborne diseases to employees.
When were all USAF dental services required to comply fully with the OSHA occupational exposure to bloodborne pathogens?
6 July 1992.
What factor determines wheter there is actual or potential exposure to blood or other potenially infectious material(OPIM) inolved in duty performance based?
The definition of occupational exposure with the use of personal protective clothing and equipment.
The minimum requirements of the training program on controlling occupational exposure to bloodborne pathogens in dentistry are determined by?
OSHA.
Following an exposure incident, up to how many days does an employee have the right to decline or delay HIV testing?
Up to 90 days.
Following the post-exposure evaluation, how many days does the employer have to provide a copy of the written opinion of the health care professional to the employee?
15
How many years does OSHA require medical records be maintained on employees with occupational exposure, and from what date of employment is this based?
30; last date.
How many years must training records be maintained and by who?
3; base dental service.
Identify the term that means the presence of disese-producing microorganisms?
Sepsis.
Larger droplets of saliva-borne microorganisms and debris usually large enough to be visible are known as?
Spatter.
Having the patient use an antiseptic mouthwash before treatment can reduce the bacterial count by what percent?
98.
Microbial levels in the dental unit water supplymay be reduced by flushing the water lines for
3-to-5 minutes at the begining of the clinical day, 15 seconds between patients, and 3 minutes at the end of the clinical day.
If using clean, distilled water in place of bottled sterile water, in a seperate water reservoir on the dental unit, the containers must be disinfected with what percent solution of sodium hypochlorite, for how many minutes, and how often?
1; 10; weekly.
Occupational Safety and Health (OSHA) requires hepatitis B vaccination be made available to every employee whose job classification or tasks result in occupational exposure within how many days of initial assignment?
10 working days.
The administration of the hepatitis B vaccination series must be according to the current guidelines
of the U.S. Public Health Service.
What type of controls applied to the dental treatment room isolate or remove the bloodborne pathogens hazard from healthcare workers?
Engineering.
What type of label must be affixed to containers of dicarded contaminated needles and disposable sharps?
Flourescent orange or orange-red label with the biological hazard symbol, along with the word "BIOHAZARD" in a contrasting color.
What determines the type and characteristics of the personal protective equipment required?
The task and reasonably anticipated degree of exposure to blood and OPIM during a given procedure.
What personal protective equipment must be worn whenever splashes, spray, spatter, or droplets of blood or OPIM may be generated?
Gloves, clinic smocks, or lab coats, and masks with eye protection or a combination chin-lenght face shields and masks.
When are gloves required to be worn?
When hand contact with blood, saliva, mucous membranes or surfaces contaminated with body fluids or secretions is reasonably anticipated.
When must gloves be replaced?
After each patient and as soon as feasible when torn or punctered.
Who must wear protective eyewear when spatter or aerosols are likely to be created?
Dental health team and patient.
When does OSHA require the employer to launder general work clothes?
When visibly soiled with blood or OPIM, or when worn without additional PPE for procedures where exposure to blood or OPIM occured.
What must be done if equipment which has had contact with blood or OPIM requires service or maintenance either on-site or shipped out of the facility?
Must be decontaminated to the extent feasible or labeled as a biohazard, indicating which parts were not able to be decontaiminated.
Which of the following best describes items which are considered regulated waste?
Any item contaminated with blood or OPIM that would release these substances in a liquid or semi-liquid state if compressed.
Regulated waste and other than contaminated sharps are disposed?
in red or biohazard labeled, closable bags or containers that prevent leakage.
What items are considered as contaminated laundry?
All protective clothing and only contaminated clinical attire.
Alternative labeling or color-coding of contaminated laundry bags or containers is suffiecent if
all personnel at the facility and off-site laundry use universal precautions in handling of all soiled laundry.
All dental instruments, dental handpieces, and prophy angle, air-water syringe tip, saliva ejector or high-speed evacuation tip, and x-ray film holders are classified as having what kind of surfaces?
Critical.
Surfaces which may have frequent contact with aerosols generated during dental treatment, or which are touched by the patient or contaminated hands of dental personnel during patient treatment, are classified as
Semicritical.
Maximal infection control can be ensured by restricting the number of surfaces that fall within what category?
Semicritical.
What is the first step in creating a safe treatment environment?
Cleaning.
Rountine cleaning of all surfaces in the dental treatment room (DTR) contacted by patients, providers, assistants, or dental aerosols is required prior to?
disinfection and protective covers.
What process kills disease causing microorganisms, with the exception of resistant bacterial spore?
Disinfection.
What level of microorganisms has the lowest level of resistance to disinfecting agents?
Vegetative bacteria.
What is the most resistant form of life known?
Bacterial endospores.
Agents which inhibit or suppress future bacterial growth but do not actually destroy all bacteria present on the affected surface are termed?
bacteriostatics.