Term
| What is the term for the texture on the handle of an instrument that provides a better grip? |
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Definition
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Term
| What kind of shank is only bent in one plane (straight)? |
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Definition
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Term
| What kind of shank is bent in 2 planes (angled or curved)? |
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Definition
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Term
| What are some examples of a simple shank instrument? (3) |
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Definition
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Term
| What are some examples of a complex shank instrument? (3) |
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Definition
| Gracey 13/14, 15/16, 17/18 |
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Term
| Is a simple or complex shank best for posterior teeth? |
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Definition
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Term
| How many extra mm does the functional shank have for an extended shank instrument? |
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Definition
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Term
| What are two rigid instruments used for tenacious calculus? |
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Definition
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Term
| What are some examples of non-rigid instruments used for light/moderate calculus and root planing? (6) |
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Definition
Montana Jack
204S
Nevi2
5/6 barnhart
smoo
SGR11/126 |
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Term
| What is the term for the spoon looking side on the working end of an instrument? |
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Definition
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Term
| What is the term for the under side on the working end of an instrument? |
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Definition
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Term
| What is the term for the sides of the face on the working end of an instrument? |
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Definition
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Term
| What is the term for where the face and lateral surface meet on the working end of an instrument? |
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Definition
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Term
| what is the term for the pointed end on a sickle scaler? |
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Definition
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Term
| What are 4 examples of universal cuettes |
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Definition
Barnhart 5/6
McCalls 17/18
Gracey 17/18
Queen of Hearts |
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Term
| What kind of stroke is used for a file? |
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Definition
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Term
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Definition
| crush calculus in deep pockets and for burnished calculus |
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Term
| What are Hirshfield files used for? |
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Definition
| marginations or tight tissue |
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Term
| What are diamond files used for? |
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Definition
| finish in deep pockets or furcations |
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Term
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Definition
| supragingival removal of calculus (good on ledges) |
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Term
| What stroke is used for chisels? |
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Definition
| push stroke (like shovel) |
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Term
| what stoke is used in IP spaces? |
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Definition
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Term
| What stroke is used on facial and lingual surfaces? |
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Definition
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Term
| What stroke is used on line angles, furcations, and anterior facials and linguals? |
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Definition
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Term
| What is the length of scaling strokes? |
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Definition
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Term
| Are teeth scaled in sections or layers? |
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Definition
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Term
| What is your issue if the instrument (scaler) slips off the tooth? |
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Definition
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Term
| Where do you use a Gracey 13/14 (2) |
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Definition
Distals
toe down- lingual mand anteriors |
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Term
| Where do you use a Gracey 15/16 (2) |
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Definition
facial--> lingual--> mesials
toe down- facial mand anteriors |
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Term
| What is the sister instrument to the 13/14? |
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Definition
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Term
| What is the sister instrument to the 15/16? |
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Definition
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Term
|
Definition
under contacts
IP
shallow pockets |
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Term
| What is the thinnest instrument of all which is good for tight tissue? |
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Definition
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Term
| Which instrument is good for supragingival contacts? |
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Definition
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Term
| Which instrument is best for edematous tissue with pockets? |
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Definition
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Term
| What are the gracey 1/2 and 3/4 used for? |
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Definition
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Term
| How many cutting surfaces do the graceys have? |
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Definition
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Term
| What is the gracey 5/6 used for? |
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Definition
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Term
| what are the gracey 7/8 and 9/10 used for? |
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Definition
| posterior teeth (buccal and lingual) |
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Term
| is the Nevi 2 for anterior or posterior teeth? |
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Definition
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Term
| Is the Nevi 4 for anterior or posterior teeth? |
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Definition
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Term
| Formation of _____ is significant in the progression of inflammation and perio disease |
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Definition
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Term
| Where is supragingival calculus common? (5) |
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Definition
Lingual mand anteriors
Facial Mx molars
Malpositioned teeth
areas missed with home care
appliances |
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Term
| Where is subgingival calculus the heaviest? |
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Definition
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Term
| Is subgingival calculus harder or softer than supragingival calculus? |
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Definition
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Term
| What color is subgingival calculus |
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Definition
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Term
| What is subgingival calculus dark? |
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Definition
| minerals in the blood serum |
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Term
| Quantity of supra and sub calculus is directly related to what factor? |
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Definition
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Term
|
Definition
| mucoprotein from saliva (acellular) |
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Term
|
Definition
| microorganisms settled into pellicle layer |
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Term
| How long does it take biofilm to mature? |
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Definition
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Term
| How long does it take biofilm to mineralize? |
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Definition
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Term
| What provides the matrix for deposition of minerals in calculus? |
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Definition
| filamentous microorganisms |
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Term
| How long does it take for completion of calculus formation? |
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Definition
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Term
| What is the source of minerals in calculus? |
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Definition
saliva
sulcular fluid
exudate |
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Term
| What are the 4 components of the crystal formation in calculus? |
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Definition
hydroxyapatite
octocalcium phosphate
whitlockite
brushite |
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Term
| What are 3 mechanisms of calculus attachment ? |
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Definition
1. acquired pellicle
2. surface irregularities (cracks, carious defects
3. direct contact with calcified intercellular matrix and the tooth (hard to tell difference between cementum and calculus) |
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Term
| What is the inorganic composition of calculus? (7) |
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Definition
calcium
phosphorous
carbonate
sodium
magnesium
potassium
trace elements |
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Term
| What does fluoride in calculus do to the calculus texture? |
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Definition
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Term
| Increased fluoride levels in calculus are more commonly found where? |
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Definition
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Term
| What percentage of calculus is inorganic crystals? |
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Definition
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Term
| What percentage of enamel is mineralized inorganic tissue? |
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Definition
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Term
| What percentage of dentin is mineralized inorganic tissue? |
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Definition
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Term
| what is the most highly mineralized tissue? |
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Definition
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Term
| calculus has an important role in formation of which 3 conditions |
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Definition
gingivitis
perio infections
Y pocket formations |
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