clinical dentistry
26th
2 hours
94 questions
8:30am
Picture questions
Rubber dam - which tooth is being restored ( “n” divided in half = upper / “u” divided into thirds = lower)
1 more hole pass the midline for quad isolation
Quadrants - when rubber dam is punched what quadrant is it
What kind of bur - what the burs look like
Steps of bleaching - shows picture and ask why you're doing that step
Picture of patients positioning - upright, subspine , supine
Parts of clamp - ( 5 marks) bows, jaws, wings , hole and prong
Case study questions -ex. tofflemire, how many wedges? Which matrix system to use (4 questions)
Types of matrix
Tofflemire - whole tooth
Sectional matrix - MO / DO (1 wedge)
Mylar matrix - M + D 2 wedges ( 2 wedges)
Questions about tooth isolation - how many teeth u gonna isolate (how many teeth will be isolated for 2.3?) 6 teeth will be isolated
8 marks Order of restorative steps for BONDED AMALGAM (sequence: liner, varnish, primer etc)
Local anesthetic, place dental dam, cavity preparation, Liner , base, place matrix, place bond, amalgam , condense amalgam, carve restoration, remove matrix and wedge, remove dental dam, occlusal adjustment
Read about clamps
Clamp size 2 where does it go? - primary teeth
2A - all premolars
13A - Q2 + Q4 molars
12A - Q1 + Q3 molars
7 - mandibular morals
121 or 9 - anterior teeth/ cervical clamp
Multiple choice
Coronal polishing what kind of handpiece and bur will you use ? - slow speed with rubber cup
Root canal treated tooth (non-vital) what kind of bleaching? Sodium carbonate
Where do you place the clamp? Do you place it ⅓ above the CEJ or below CEJ height of the contour - Below CEJ
Largest hole on the punch place - anchor tooth
When we check the interproximal of dental dam - dental floss
When polishing amalgam restoration, which one will go first ? - Brownies
When we are polishing amalgam restoration do we go from mesial to distal or distal to mesial ? (Chapter 48) - mesial to distal
When placing a matrix band on a prepared tooth will the smaller circumstance of the band be towards the crown or gingiva? - Gingiva
Steps of temporary restoration IRM (chap 48)
how you mix it
What order
What is veneer - thin shell on the surface of the teeth
Thickness of base - thick application 1-2 mm
Thickness of liner - thin application less than 1mm
Definition; Axial wall and pulpal floor -
Axial wall: inside wall of the cavity that runs up and down (parallel to the tooths length
Pulpal floor: bottom part of the cavity that sits flat above the pulp
When placing matrix band; know the purpose of ball burnisher - Contour (after placement also)
(ch 49 steps of matrix band)
Amalgam filling, final carving is before or after removing the tofflemire - After
When we do composite filling, when we place a Mylar strip do we do it before etch or after etch? - Before
We do not sterilize the matrix band - Dispose in sharps
Diagonal slot (opening) in tofflemire face towards the gingiva or occlusion - Gingiva
Class 5 comp resto will you place it in the crown former or interproximal areas or send it to the lab - Directly
When restoring posterior teeth, where will the wedge be placed - Lingual
When checking the bite with articulating paper it will leave color marks on the High spots - True
When doing class 1 do you need the matrix band - No
What type of stain will be found outside of the tooth - Extrinsic
Junction of 2 walls will form …. Angle - Line angle
when assisting in class 3 restoration (anterior) , what kind of matrix will you use - Mylar
During the procedure you drop an instrument what will you do - Ignore it and use another instrument
What will you do to the HVE tip sterilize or discard - Single use (discard it)
When we are working on anterior teeth, punch holes from? - cuspid to cuspid
Before trying the clamp, what should we do? - ligate the clamp with floss
Holding of HVE and placement - pen grasp, hold it in your right hand
Functions of instruments ex PFI
Know about handpieces
When you position the patient on the chair where will you place the light ? - Over patients chest
For tooth 1.1 distal class 3 ; what will be the set up comp resto - mylar strip, 1 wedge, etch, bond, flow (if the option is there) composite , curing light, polishing burs
filling on distal 3.6 class 2 , on prep blood is visible ; what will you keep in the set up - Liner (calcium hydroxide) , etch, primer, bond , varnish
When the dental unit is over the patients chest what do we call it ? - Front
When doing temp resto on 3.6 what equipment and supplies are you going to use ? -
Definition delegation - Giving a duty to someone else
When placing a rubber dam how do you make sure it is properly applied and completely isolated ? - Invert the dental dam
Know the operator zone for right-handed dentist - 7- 12
When passing extraction forceps; what kind of hand grasp will you use - Palm grasp
When transferring an instrument to a right-handed dentist what hand do you use - Left
Where do you leave the fulcrum - closes tooth on the same arch (ex. Working on 1.1 fulcrum 2.1)
When assisting right-handed operator which hand will you hold the HVE - Right hand
Discoid is it a carver or hand cutting instrument - Carver
Spoon excavator? - Hand cutting
Profiangle attachment will go on high speed, true or false ? - Slow speed
What kind of burs will be used on high-speed handpieces? - Friction grip
True or false straight fissure cross cut burs have greater cutting ability - True
Which type of instrument is used for contouring the matrix band? - ball burnisher
If we have to trim stock trays (pre-made impression trays) what type of bur will use high speed, slow speed? - Laboratory bur
Type of instruments: when shaping amalgam material, what instrument will be used before hardening? - Restorative instrument
When placing a dri-angle in the mouth, what duct are we closing? - Stensen's duct
what instrument will you place composite resin in the prepared cavity - PFI or condenser (Best option PFI)
Air abrasion delivers / particles - Aluminum oxide
When a dentist is working on anterior teeth, where is the placement of HVE? - (chapter 36)
How do you hold HVE which grasp (know for each tooth 2.6 4.3 etc) -
When holding a HVE tip, how will you place it? Eg. above the occlusal incisal surface or below? or distal or mesial? Position the suction tip on the surface of the operative tooth closets to you
When passing dental dam forceps; how do you face the beak of the forceps? - Downwards
Know what is the purpose of clamp - to secure dental dam in place by anchoring it around the tooth, ensuring proper isolation and moisture control
When working on tooth 4.4 or 3.4 which clamp will you use - 2
Purpose of inverting the dental dam ? - prevent leakage of saliva
Were gonna use a lubricant on the rubber dam sheet, is it gonna be used underneath or on top? - Underneath
Class 5 resto which will be the choice of clamp ? wingless, universal or cervical? - Cervical
What do you do before you try a clamp on the tooth - Ligature (floss)
When punching holes for anterior what teeth will you punch ? - Canine to canine (6)
What do you do with HVE tip - Discard
When using class 3 restoration what matrix will you use - Mylar strip
What is line angle - Junction of the walls
Stains outside the tooth - Extrinsic
Thin shell of tooth colour material placed on the facial surfaces of anterior teeth - Veneers
Before placing a temp resto you have to try the area what will you use ? - Air water syringe (Gentle blow) don't desiccate the area
What is the purpose of drying the area - Increase of Retention (material can stick)
Temp resto must not exceed the cavo surface margin true or false - True
When adjusting temp resto before it sets what instrument do you use to remove any access - Woodson
True or false objective of amalgam is to remove tarnish and corrosion - True
Read about polishing amalgam (medial to distal?) - chapter 48
True or false to polish comp resin used disc and cuttlebone points - True
Largest hole on punch plate - anchor tooth
Carbamide peroxide bleaching agent used to whiten the teeth - True
Professional bleaching products, oxygen released from products - True
During use of professional bleaching agent, potassium nitrate blocks with nerve impulses to pulp and creates calming effect - True
Coronal polishing, type of handpiece - Slow speed + rubber cup
For upper teeth which need will be used - Short
Working on tooth 1.6 MOD - 1.5 DO - 1.3 D class 3 how many teeth will be isolated and what tooth will the clamp be on - 8 holes 2.1 - 1.7 / clamp: 1.7 (13A - best option for Q1 + Q3 / 12A - best option for Q2 + Q4 molar)
Deep cavity liner - calcium hydroxide
26 mod 25 do, how many matrix systems are gonna be used? - 2
16 mod 15 do how many wedges - 2
Know the steps of bonded amalgam (sequence)
Know the category of restorative instruments - accessory instruments eg, articulating paper holder, explorer, spoon excavator, spatula , crown and bridge cutting scissor
True or false: operative suction tip will keep the mouth free of blood, saliva and debris and retracts the cheek and reduces aerosols - true
Do we have to cut the septum of the rubber dam before we remove it? YES
When examining the teeth, is the mouth mirror parallel to the tooth we are examining ? YES
Fulcrum = “finger rest”
assisting, operator, transfer and static zone ?? (what's the zone used for?)
Basic examination instruments - explorer, pliers, mouth mirror
Parts of the clamp?
Picture, identify which tooth is being worked on
Picture, why are we placing the resin blocker? (blue stuff on teeth before making bleaching trays)
How many teeth isolated = 7
How many wedges are being used = 3
Amalgam - 3.5 DO 3.6 MOD
Composite - 3.1 class 3