denmat final Flashcards by alonna Ku

list the agencies responsible for setting standards and specifications of dental materials

ADA
ISO
FDA

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list the requirements necessary for a product to qualify for the ADA seal of acceptance

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list 3 types of biting forces

compressive
shearing
tensile

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what are the tooth structures most ideal for; compressive

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what are the tooth structures most ideal for; shearing

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what are the tooth structures most ideal for; tensile

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define stress

amount of FORCE exerted from within an object

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define strain

amount of CHANGE that the force has produced

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define ultimate strength

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describe the effects of moisture and acidity on dental materials

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identify 5 job related health and safety hazards for employees in dental offices

exposures to; 
particulate matter
mercury 
toxic effects of chemicals 
airborne contaminants
biological contaminants

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describe the basic infection control methods of dental materials in the treatment area

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explain how to use the amalgam spill kit

locate
slow sweep motions to gather
syringe to collect
put in container
dispose

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describe the purpose of an impression

reproduce dental arches in negative form to make a model

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list the various categories of impression materials

reversible/ agar

irreversible/ alginates

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explain differences in various impression materials

reversible; cold= gels / warm= runny

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list the supplies needed to make an alginate impression

alginate, water, tray(s), spatula, mixing bowl, scooper,

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explain how supplies to make an alginate impression is used

alginate and water to mix with spatula in mixing bowl.

tray to load, set and get impression in mouth

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differentiate among diagnostic cast, working cast, and dies

Diag; positive replica
Work; everyday, yellow stone
die; crown/bridge, harder material

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describe the chemical and physical nature of gypsum products

large; porous/ weak
small; strong

chemical??

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demonstrate tray selection for alginate impressions for a patient

premanufactured; plastic (perforated)
metal (rim-lock with adhesive)
full-upper
full-lower
half-right 
half-left
anterior only
must be large enough to fit all oral structures

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demonstrate mixing alginate

consider working time
watch color
remove air
press side of bowl
observe smooth consistency

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demonstrate loading

start at posterior and toward anterior

quickly

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demonstrate seating the tray

set lower tray first 
stand in front of patient 
one side at a time
upper tray set second
stand behind PT
ANT 1st POS 2nd

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demonstrate removing the impression

snap out quickly, keep wet

describe infection control and disinfection techniques used when working with impressions strength

rinse with cool water place into plastic bag spray with disinfectant

explain the procedure for mixing and handling gypsum products to create diagnostic casts

spatulate material till smooth

pour the anatomic portion and MX and MN diagnostic casts

pour the base portion of MX and MN diagnostic cast

discuss the effects of acid etching on enamel and dentin

describe the various types of composite resin restorative materials

describe how fillers affect the properties of composites

describe procedural differences between direct and indirect composite restorations

list the components of compomers

list the indications and contraindications of sealants for patient use

communicate the use, benefits and home care patient instructions for sealant applications

discuss the retention, wear, and replacement of sealants

review desensitizing agents

describe the types, agents and mode of action for sealants

recognize causes of tooth sensitivity

outline the treatment options for tooth sensitivity

what are the etiologies of stimuli that elicit pain response

describe the application and armamentarium used for sealants

app- dry area, etch for 10-20 sec, rinse, dry, apply sealant, light cure. set-up dry angle, sealant, etchant, light cure.

explain light-curing and review characteristics of the unit

describe the mechanism for bonding porcelain to metal for porcelain-fused-to-metal (PFM) crowns

list the types of alloys used in PFM crowns

explain how CAD/CAM technology is used to "make impressions" and fabricate a ceramic crown

define chroma

intensity or strength of a color

define value

how light or dark a color is/ light passes through

define hue

dominant color of WAVELENGTH detected. yellow and brown ranges

describe steps to be taken to ensure proper conditions for shade taking

natural cure light not fluorescent light

list the main components of a dental amalgam

mercury and copper

define creep

gradual change in shape of restoration

define corrosion

define tarnish

define abrasion

define finishing

define polishing

define cleansing

list the contraindications to the use of abrasives on tooth structure and restorations

differentiate between the art portion and anatomic portion of a diagnostic cast

describe the differences among the types of gold alloy used for dental restorations

describe the characteristics of metals used for casting partial denture frameworks

describe the uses of wrought wire

explain the purpose of a post

have more retention for restorations

describe the basic types of implants used in dentistry

subperiosteal transosteal endosseous

describe different types of metals used for dental implants

titanium

explain the rationale for use of plastic instruments for cleaning implants

won't scratch titanium | minimal alteration of implant

explain the procedure for assessing the health of the gingival tissues supporting an implant

? | pockets?

explain the proper procedures for professionally cleaning an implant

?? probe use graphite/ plastic instruments TinOxide used to polish

identify home cleaning aids appropriate for use on an implants

gental sulcus brush; tissue health inter proximal brush; mounted on plastic not metal flossing; daily balsa wood tooth pick; plaque removal antibacterial rinse; reduce bacterial load

compare the use of cements for effects on pulpal protection

PP; bacterial effects of caries, biological response to chemicals contained in restorative materials

describe the use of the ultrasonic cleaner for cleaning a complete or partial denture un the office

discuss the manipulation considerations for mixing cements

right ratio and speed

differentiate between negative and positive reproduction

negative- impression | positive- gypsum model

compare the use of cements for effects on luting

spread cement in crown before setting in mouth

compare the use of cements for effects on restorations

provisionals/ temp, lower strength

compare the use of cements for effects on surgical dressings

provide comfort control bleeding protection

what are chemical desensitizers

synsodyne | fluoride

what are mechanical desensitizers

gingival grafting | perio-pac

denmat final Flashcards

(80 cards)