LO 1 A Flashcards
Describe the art and science of dental hygiene
- Art - caring, ethics, professional judgement, critical thinking
- Science - evidence based practices, precise practice skills, integration of knowledge
What are the primary objectives of a dental hygienist?
Oral health care, management of behaviour to prevent oral disease, promote health
What is the term for dental hygienists in the clinic?
Operator or clinician
The ______ is the person receiving care
Client/patient
In what environments do dental hygienists practice?
- Dental practices
- Independent practices
- Academic settings
- Schools
- Correctional facilities
- Hospitals
- Extended care settings
8 mobile dental facilities
What are the 4 elements of a dental hygiene care environment?
- Dental hygiene treatment area
- Instrument reprocessing area
- Radiographic equipment
- Dental laboratory
Dental assistant stool is ______ than operator stool
Taller (differs in function)
(Also has foot rest and torso bar)
What is included in the dental unit?
- Dental chair
- Air/water syringe
- Handpiece lines
- Evacuation lines
- Bracket table/instrument tray
- Dental light
- Water bottle
- Computer screen(s)
How is the dental unit turned on and off?
- Master switch - under back left side of bracket table
- Brake switch - under front right side of bracket table - must be held while moving bracket table
What does the delivery system include?
- Air/water syringe
- High speed and slow speed handpieces and their tubing
Describe the air/water syringe
- Handheld instrument attached to dental unit
- Provides air, water, or a combo
- Creates aerosols (strict aerosol generating dental procedure (ADGP) protocol must be followed when using)
- Syringe tips can be reusable (metal) or disposable (plastic)
What does AGDP stand for?
Aerosol generating dental procedure
Describe the slow speed handpieces
- Used by RDH to polish teeth
- No water or spray, but still created aerosols
Describe the high speed hand piece
- Used by dentists to remove caries
- Constant water spray (aerosols)
The handpieces attach to the ______
Handpiece lines (cords/tubing)
The handpiece lines are electrical and air compressed and can be activated by the _________
Rheostat (foot pedal)
What are the types of handpiece lines?
- Retractable
- Curly cords
- Straight cords (best ergonomically)
What are evacuation lines and what are the two types?
- Facilitate client rinsing and maintain visibility - usually disposable
- High volume evacuation (HVE) - also called the suction
- Low volume evacuation (LVE) - also called the saliva ejector
The bracket table is used to ______ and the _______ is placed on the bracket table
- Place dental instruments within easy reach
- Instrument tray
Describe the dental light
- Overhead light - mounted on ceiling or pole
- Illuminates oral cavity, helping to determine healthy vs. Unhealthy conditions
What is the water bottle/closed water system?
- Keep water switch on bottled water vs. City water
- Used to prevent bacteria build up in the water lines (water treatment tablets)
- Check every op set up - when bottle isn1/4 full, empty, rinse, add tablet to fresh water
What are computers used for in the hygiene area?
Documentation, view radiographs, client education
What are the structural components in the dental hygiene treatment areas?
- Storage, sink, ABHR dispenser, antibacterial soap
- Sharps container
- Emergency eyewash station
- Compressor to provide compressed air into dental units
What does ABHR stand for?
Alcohol based hand rub
What happens in the instrument reprocessing area?
- Contaminated instruments processed for reuse
- Sterilized instruments are stored here in wrapped cassettes or bags
- Contaminated instruments must be carried here covered to avoid incidents
What is included in radiographic equipment?
- Control panel
- X-ray tubehead
- Exposure button
- Lead apron
- Radiograph processing area
What is the dental laboratory for?
- Well-ventilated area for dental work not directly performed with client (e.g. fabrication of mouth guardd)
- Area for pouring impressions, trimming study models, storing all equipment to perform these functions
The official name for Dexter is _______
Typodont
