Potporrui
Composite material is held into the cavity preparation through _____________ retention
chemical
what kind of model do you fabricate bleach trays from?
lab models- in stone with no bases
Which cement does not adhere directly to metal or ceramic materials
resin cement
Which system combines features to isolate, retract, evacuate and illuminate the mouth?
Isolite or Mr Thirsty Systmes
TRUE OR FALSE:
Full PPE should be worn while processing dirty instruments in sterilization
What extraction forcep is used on mandibular molars and premolars?
151
White
What cement releases fluoride?
glass ionomer
The highspeed handpiece rotates _________ to _________ rpm
400,000 to 450,000
The ____________ the gauge of the needle, the _____________ the diameter of the needle
smaller; larger
What impression material has high accuracy, dimensional stability and no shrinkage?
silicone
True or False:
The temperature of the water you add does not effect the setting time
False
What kind of stain is primarily in women with excellent oral hygiene?
Black line stain- related to zinc uptake in some women's body
What is an example of a removable prosthesis?
full denture or partial denture
What classifications of motion should be avoided?
Class IV Motion: Uses the entire arm and shoulder (such as reaching for distant supplies or adjusting overhead lights).
Class V Motion: Uses the entire torso (such as twisting or turning completely around to reach fixed cabinetry or equipment)
What controls the function of the handpieces in the operatory?
rheostat
What can you make from a lab model?
bleach tray, sportsguard, Essex retainer
The term given to stain that originates inside the tooth
intrinsic stain
Dental assistant's may cement which type of restoration depending on state practice acts?
Provisional or temporary crowns
Where is intraosseous anesthesia placed?
Directly into cancellous bone
a material's property that has resistance to flow
viscocity
Type III
extrinsic stain
What is an example of a fixed prosthesis?
crown, bridge, implant
What is the name of the oral rinse that causes temporary green to brown stain?
Chlorhexidine