Week 1 Dental Assistant School
Terms in this set (231)
The dental specialty in which the "patient" is the entire community is _________________
Public health Industry
A patient who needs a "root canal" treatment might be referred to a/an ______________ .
The most important person in the dental practice is the ____________.
Contaminated dental instruments should be returned to the _________ .
contaminated area of the sterilization center
The newest dental specialty is _________.
oral and maxillofacial radiology
The member of the dental health team who is licensed to scale and polish the teeth is the ___________
Model trimmers and dental lathes are found in the_________
The dentist explains the treatment plan to the patient in this area of the office.
The leader of the dental healthcare team is the ____________
The dentist recognized as having used the first dental assistant was______________
Dr. C. Edmund Kells
Which of the following statements is not true regarding the use of face masks?
A. They should be changed if they become damp
B. The mask should conform well to your face
C. The inside of the mask should contact your mouth while being worn
D. They should be changed between patients
Which type of glove should be used when the treatment room is cleaned and disinfected?
MSDS should be supplied by the _________
manufacturer of the material
The red triangle of the NFPA label indicates the danger level for ______
It is considered safe practice to wear jewelry under latex gloves.
A mouth mirror is an example of a ____________
A dental bur is an example of a__________instrument.
Which of the following PPE should NOT be worn while precleaning and disinfecting a treatment room?
Latex Examination Gloves
Surface barriers are NOT necessary on surfaces that are __________
smooth and easily cleaned
The best way to manage surface asepsis is with the use of ________
a combination of surface barriers and surface disinfectants
Laboratory items such as rag wheels should be changed ________
after each patient use
When placing surface barriers on a surface that has already been cleaned and disinfected, you should use ________
clean bare hands
Which of the following types of disinfectants may not necessarily be tuberlocidal?
How many steps are involved in instrument processing?
Instruments that are not cleaned soon after use should be placed in a(n) ________
The ultrasonic cleaner solution should be changed at least ________
The LEAST desirable method of precleaning instruments is ________
The fastest method of sterilization is the ________ method
dry heat forced air
The method of sterilization that produces the greatest risk of rust and corrosion on the instruments is the _________method
The method of sterilization that produces unpleasant fumes is the _________ method
A maxillary alginate impression normally requires___ scoops of powder
The light-bodied final impression material is most commonly applied to the prepared tooth using a
When an extruder unit is used, the impression material is actually mixed ________
in the mixing tip
An acceptable diagnostic cast should be trimmed for a better presentation. The best way to trim the cast is to use ________
a laboratory model trimmer
The water-to-powder ratio for plaster for a single cast and its base is 100 g of powder to _________ml of water
Before diagnostic casts are trimmed, the casts should be ________
soaked in water
When mixing a final impression paste material on a pad, you want to incorporate the________ into the ___________
Evidence of decay in human teeth has been discovered from the most ancient times.
The most important person in the dental practice is the patient.
The dental laboratory technician completes his or her work according to a prescription written by the dental assistant.
The circulating dental assistant is used in four-handed dentistry.
A dental hygienist must pass both a written and a clinical examination to become licensed.
The clean area is where instruments are wrapped before sterilization.
The Centers for Disease Control and Prevention (CDC) is not a regulatory agency.
OSHA's Bloodborne Pathogen Standard (BBP) is the most important infection control law in dentistry.
The concept of "universal precautions" has been expanded, and the term for the new concept is "standard precautions."
A category III employee is routinely exposed to blood, saliva, or both.
The employer is not required to offer the hepatitis B vaccine to category III employees.
You should always bend or break needles before disposal.
The sharps container must be labeled with the biohazard symbol.
Alcohol-based hand rubs are not to be used if your hands are visibly soiled.
Artificial nails should not be worn by dental assistants.
Short-sleeve scrub tops are adequate protection when assisting with procedures.
How long must employee training records in Hazard Communication be kept?
The purpose of surface barriers is to prevent contamination.
Treatment surfaces can be disinfected without precleaning if there is no visible blood.
Utility gloves should be worn when precleaning surfaces.
Surfaces that are smooth and easily accessible are the easiest to clean and disinfect.
Precleaning is completed after the disinfection process.
Blood and saliva are also known as bioburden.
If a surface is not clean, it can be easily disinfected.
Surface barriers should be resistant to fluids.
There are a wide variety of types of barriers.
Not all types of disinfectants contain a precleaning agent.
The ideal instrument-processing area should be dedicated only to instrument processing.
An advantage of dry heat sterilization is that there is no corrosion on the instruments.
The size and shape of instrument-processing areas are the same in all dental offices.
The container of the holding solution should be labeled with a biohazard label and a chemical label.
Soiled and clean instruments may be stored in the same cabinet.
A quadrant impression covers half of the arch.
When an impression is poured up, it creates a negative reproduction of the teeth and the surrounding structures.
Alginate is an irreversible hydrocolloid.
The water-to-powder ratio for mixing alginate for the maxillary tray is one scoop of powder to the second "measure line" of water.
A diagnostic cast is the model that is fabricated from the impression.
Dental stone is a weaker material than model plaster.
When taking a final impression, the heavy body material is placed in the tray.
Another term for occlusal registration is bite registration.
The two most common ways to mix final impression materials are mixing two pastes and the use of a triturator.
What did lady in attendance evolve into?
evolved into the highly skilled dental health professional recognized today as the dental assistant
Willhelm Conrad Roentgen
discovered x rays (radiographs) in 1895
this discovery revolutionized diagnostic capabilities in both medicine and dentistry
C. Edmund Kells
New Orleans dentist credited with employing the first dental assistant
In 1885 "lady assistant" was really "____________________" who made it respectable for a woman patient to visit a dental office unaccompanied
Lady in attendance
Robert Tanner Freeman
first black student at Harvard in 1867 when african americans were finally accepted for training in dental schools
first african american woman in the US to earn a dental degree
What is the purpose of the dental healthcare team?
to provide quality oral care for patients in place of practice
Who is the most important person in the dental office?
the individual who is legally and ultimately responsible for the care of patients and the supervision of all other members of the team
Where must a dentist trained in the United States graduated from?
must graduate from a dental university approved by the Commission of Dental Accreditation of the American Dental Association
What are the two things a dentist could be awarded once graduating from school?
DDS (Doctor of Dental Surgery)
DMD (Doctor of Medical Dentistry)
What must all dentist pass before going into practice?
written national board examination
Then required to take a clinical board examination in the state which they choose to practice
American Dental Association; professional organization
Most dentists are members of what?
ADA their professional organization
How many dental specialties are recognized by the ADA?
In which dental specialty is the community is the patient rather than the individual?
Dental Public Health
Dental public health
involves developing policies at county, state, and national levels for programs to control and prevent disease
Examples of Dental Public Health
dental public health professionals involved with fluoridation issues
Community oral health education
Head Start programs
What does Dental public health also include?
dental screenings within a community to assess the needs of the community
involves the causes, diagnosis, prevention, and treatment of diseases and injuries of the pulp and associated structures.
What is the common term for much of the treatment in endodontics?
When was Oral and Maxillofacial Radiology granted recognition
first new dental specialty in 36 years
granted recognition by ADA in 1999
Oral and Maxillofacial Radiology
dental radiologist uses new and sophisticated imaging techniques to locate tumors and infectious diseases of the jaws, head, and neck, and assists in the diagnosis of patients with trauma and temporomandibular disorders
Oral and Maxillofacial Surgery
involves diagnosis and surgical treatment of diseases, injuries, and defects of the oral and maxillofacial regions. Involves much more than tooth extractions
involves the nature of diseases affecting the oral cavity and adjacent structure
What is the major function of an oral pathologist
to perform biopsies and work closely with oral surgeons to provide a diagnosis
involves diagnosis, treatment, and prevention of maloclussions of the teeth and associated structures
What are the nine dental specialties recognized by the ADA
Dental Public Health
Oral and Maxillofacial Radiology
Oral and Maxillofacial Surgery
involves oral healthcare of children from birth to adolescence (often treats children with emotional and behavioral problems)???
involves the diagnosis and treatment of diseases of the oral tissues supporting and surrounding the teeth
involves restoration and replacement of natural teeth with artificial constructs such as crowns, bridges, and dentures
What act of the state regulates responsibilities that can be assigned to a dental assistant?
Dental Practice Act of the state in which you choose to practice
how is the role of a clinical dental assistant usually defined?
What type of dentistry does the circulating assistant serve as an extra pair of hands where needed throughout the clinical areas of practice?
In many practices what is a dental assistant responsible for?
Seating and dismissing patients
preparing and caring for instruments and treatment rooms
In many offices who is responsible for sterilization procedures?
a specific individual; sterilization assistant
Can dental assistants share the responsibility of being a sterilization assistant?
yes this does occur in some offices
efficiently and safely processes all instruments and manages biohazardous waste
weekly monitoring of sterilizers
maintenance of sterilization monitoring reports
selection of infection control products
performing quality assurance procedures
What does EFDA stand for?
Expanded functions dental assistant
Expanded functions dental assistant
person who has received additionally training and is legally permitted to provide certain intraoral patient care procedures beyond duties traditionally performed by a dental assistant
Expanded functions dental assistant duties vary according to what?
the Dental Practice Act in each state
Other names for business assistant
Primary responsibility for business assistants
smooth and efficient operation of the business office
Duties of business assistant
smooth and efficient operation of the business office
communicating of phone
coordinating financial arrangements with patients
handling dental insurance claims
Is it common or uncommon for a dental assistant to move into a business office position?
Does a dental laboratory technician typically work in the dental office?
no but some some dental offices have in house laboratories
What tasks may a dental laboratory technician legally perform?
may legally perform only those tasks specified by written prescription of the dentist
What do dental technicians make?
dentures from impressions taken by that dentist and sent to laboratory
Why is it important or dental assistant to have a good working relationship with the dental laboratory?
because dental assistants often communicates with the dental laboratory technician to discuss the length of time needed to return a case, or to relay special instructions from the dentists about a case
What must a person do to become a certified dental technician (CDT)?
must pass a written exam
American Dental Laboratory Technician Association
What are areas found in every dental office?
instrument processing area
where patients are received, greeted pleasantly, and made to feel welcome
How do patients often judge the quality of their care?
by the appearance of the office, so this and all areas of the dental office must be kept neat and clean at all times
hub for the management of the business aspect in a dental practice
Reception area should not be a ___________
What is included in the business office of a dental practice?
an area where patients can make financial arrangements
an area for record storage
What are some nonclinical areas in a dental office?
Dentist private office
where a dentist discusses the proposed treatment plans with the patient (when there is no consultation room the dentists private office is used
area where the staff may rest, eat, and hold meetings
What must not be brought into the staff lounge?
contaminated clothing or items
Instrument processing area
where contaminated instruments are cleaned, packaged, sterilized, and stored for reuse
What is the dental laboratory used for?
to pour impressions
prepare study models
polish removable items (dentures or space maintainers)
What should be worn when using laboratory equipment?
List major equipment usually included in a dental laboratory?
Laboratory work pans
What is the Laboratory handpiece used for?
used for tasks such as trimming custom trays or temporary restoration
What are Laboratory work pans used for?
storing together all the parts of individual cases
What is a model trimmer used for?
for use when trimming diagnostic cast and study models
What is a vacuum former used for?
used to create custom trays, bleaching trays, mouth guards, etc
What is a dental lathe used for?
to grind metals and polish dentures and precious metal crowns
What are dental treatment rooms also known as?
What is the heart of the clinical area of a dental practice?
dental treatment rooms
Dental Treatment rooms
rooms where patients receive treatment
There is usually one what for dental hygenist?
one treatment room
Name the two federal agencies that have very important roles in infection control for dentistry?
CDC (centers for diseases control and prevention)
OSHA (occupational safety and health administration)
Are CDC guidelines law?
What is considered the standard of care for infection control in dental health care setting?
CDC guidelines for Infection control
The CDC is NOT a ____________ agency.
What is the role of the CDC
issue specific recommendations based on sound scientific evidence on health related matters
OSHA is a ___________ agency.
What is the role of OSHA
to issue specific regulations (also called standards) to protect the health of employees in the US
What is the most important infection control law in dentistry?
OSHA's Bloodborne Pathogens Standard (BBP)
What is OSHAs BBP designed for?
designed to protect employees against occupational exposure to blood borne, disease-causing organisms, such as Hep B, Hep C, and HIV
What does the BBP require employers to do?
requires employers to protect their employees from exposure to blood and other potential infectious matter in the workplace and to provide proper care to the employee if an exposure should occur
What does OPIM stand for?
other potential infectious matter
What does OSHA require a copy of be in present in every dental office and clinic?
Copy of the BBP standard
Each dental office must have a written __________________ that clearly describes how that office complies with the BBP standard
how often must the written exposure plan be reviewed and updated?
at least annually
What term is still referred to in the OSHA BBP standard?
What concept is Universal Precautions based on?
based on the concept that all human blood and certain body fluids are to be treated as if known to be infected with bloodborne disease Hep B, Hep C, or HIV
The CDC expanded the term universal precautions to what term?
What do Standard precautions apply to?
not just blood but also to 1) all body fluids, secretions, and excretions (except sweat) regardless of whether they contain blood, 2) nonintact skin, 3) mucuous membranes
Is there a difference in the clinical dental practice between universal precautions and standard precautions?
defined by OSHA BBP as any reasonably anticipated skin, eye, mucous membrane contact, or percutaneous injury, with blood or any other potentially infectious material
through the skin (needle sticks, cuts, and human bites)
contact with mucous membranes (eyes or mouth
__________ and ____________ exposures to lood and saliva and other fluids pose the greates risk for transmission of HIV, HBV, HCV
Who does the BBP require the dentist and/or employer to provide training in infection control and safety issues to?
all personnel who may come in contact with blood, saliva, or contaminated instruments or surfaces
Who does the BBP require the dentist and/or employer to provide HBV vaccination be administered to and how soon?
all employers whose jobs include category I and II tasks (must be offered within 10 days of assignment). The employee does have the right to refuse HBV vaccine for any reason
How long are employee medical records to be stored?
in a locked file for the duration of employment plus 30 years
What must a sharps container be?
color coded or labeled with a bioharzard symbol
Where must a sharps container be located?
as close as possible to the place of immediate disposal
When prevented needle sticks what should you do?
do not bend or break needles
always use single handed scoop technique or other type of safety device
Describe post exposure management
BBP standards requires the employer to have a written plan. This plan explains exactly what steps the employee must follow after the exposure incident occurs and the type of medical follow up that will be provided at the employee at no charge. The employer must provide training to employees on the proper response to an exposure invident
When must you wash your hands?
before you put on gloves and immediately after you remove gloves (or if you inadvertently touch contaminated objects on surface while barehanded)
What should always be used during hand washing>
Alcohol based hand rubs
new category of antiseptic product now available on market for hand hygiene
available in gels, foams, or rinses (do not require water)
What is more effective at reducing microbial flora than plain soap or even an antimicrobial hand wash?
Alcohol based hand rubs
Which concentrations of alcohol based hand rubs are most effective?
How are alcohol based rubs good for your skin?
contain emollients that reduce the incidence of chapping, irritation, and drying of the skin
When are alcohol based hand rubs not indicated?
when your hands are visibly soiled or are contaminated with organic matter
What type of skin is better able to withstand damaging effects of repeated washing and wearing of gloves?
What is it important to do before donning gloves
washing your hands and drying them well
What should and dental assistants nails be like?
What does PPE stand for?
Personal Protective Equipment
Examples of PPE
disposable patient treatment gloves
heave duty utility gloves
When should you wear PPE?
whenever you are performing tasks that could produce contact with body fluids
when you perform other clinical activities that require handling items contaminated with patient secretions
What is the purpose of protective clothing?
protect skin and underclothing from exposure to saliva, blood, aerosol, and other contaminated materials
Protective clothing requirements
made of fluid resistant material
should have long sleeves and high necklines
cuff of sleeve should be allowed to be tucked inside band of glove
During high risk procedures- protective clothing must be cover dental personnel to at least knees when seated
What does the type and characteristics of protective clothing depend on?
depends on the anticipated degree of exposure
Who is responsible for laundering contaminated protective clothing?
Where is a surgical mask worn?
over nose and mouth
why is a surgical mask worn?
to protect the person from inhaling infectious organisms spread by aerosol spray of
when splash or splatter is likely a mask with _____% filtration efficiency for particles _____-______ micrometers in diameter should be worn.
Two most common types of masks
When not in use face masks should never be worn where?
below the nose or on the cihn
Why is eyewear worn?
to protect the eyes against damage from aerosolized pathogen and from flying debri
What does protective eyewear prevent?
prevents injury from splattered solutions and caustic chemicals
What must you do to prescription glasses to make them into protective eyewear?
add protective sides and bottom shields
Two types of protective eye wear.
glasses with protective side shields
clear face shields
chin length plastic face shield may be worn as an alternative to protective eyewear
Patient eye wear
patients should be provided with protective eyewear because they also may be subject to eye damage from 1)hand piece spatter 2) spilled or splashed dental materials, including caustic chemical agents 3) airborne bits of acrylic or tooth fragments
What material are exam gloves usually?
latex or vinyl
What type of gloves most frequently worn by dental personnel during patient care?
nonsterile and serve strictly as a protective barrier for wearer
What must you do if your gloves are damaged during treatment?
change them immediately and wash your hands before regloving
Procedure for regloving after damage
1) Excuse yourself and leave the chairside
2) remove and discard damaged gloves
3) wash hands thoroughly
4) reglove before returning to chair-side to resume the dental procedure
Overgloves are also known as what?
food handlers glove
What are overgloves made of?
What are impressions in dentistry used for?
creating a model for diagnosing conditions, making custom trays, making a temporary crown, or for lab technician to create a permanent indirect casting
What are designed for obtaining an accurate impression of the area required?
What will the type of tray selected for the impression procedure be dependent on?
what will provide most accurate result for type of impression material being used
How much of the arch do quandrant trays cover?
half the arch
What are impression trays supplied as?
full arch trays
What are section trays used for?
What do full are trays cover?
what is an impression?
a negative reproduction of the teeth and their surrounding structures
What two things can an impression be poured in to make a model?
stone or plaster
What is a model?
creates a positive reproduction of the teeth and their surrounding structures
What is a model also referred to as?
what are the three types of impressions that can be obtained?
occlusal (bite) registration
What are preliminary impressions used for?
used to create a reproduction of teeth and surrounding tissues
irreversible hydrocolloid and is material of choice when taking preliminary impressions
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