CR1

In Sim Lab, where is the finishing line located for all crown margins? A. 1.5 mm above the free gingival margin B. 0.5 mm above the free gingival margin C. 1.0 mm above the free gingival margin D. Level with the free gingival margin

B. 0.5 mm above the Hee gingival margin Quizes

Access Cavity Allows:

1. removal of coronal pulp 2. uncovering of the orifices of the cana 3. straight line access for instruments to enter the canal

Sensory Resolution of Teeth

25 microns

Mouth opening range

30 mm Below is considered limited ROM but not always requiring treatment

It has been said that in order to adequately remove light to moderate subgingival calculus in a quadrant one must instrument for more than how many minutes? A. 20 minutes B. 40 minutes C. 50 minutes D. 30 minutes

A. 20 minutes Quizes

In Fixed Prosthodontic Simulation lab, what type of restoration will be prepared for tooth #19 to receive? A. A full cast crown (all metal) B. A porcelain veneer crown (metal occlusal) C. A porcelain fused to metal crown D. An all porcelain crown

A. A full cast crown (all metal) Quizes

Proper occlusal reduction provides: (Select all that apply) A. Adequate room for selected replacement materials B. Retention C. Proper placement of the functional & non-functional cusps D. Marginal integrity E. Maximum reduction of tooth structure

A. Adequate room for selected replacement materials C. Proper placement of the functional & non-functional cusps Exam2014

An ideal interim prosthesis will exhibit the following: a) strength, b) retention, c) correct occlusion A. All of the above are true B. a) and c) are true C. c) is false D. All of the above are false

A. All of the above are true Quizes

After the master Gutta Percha (GP) cone is laterally condensed, there is space between it and the walls of the canal. How does one deal with this space? A. Condense additional GP and sealer into canal space until a solid 3-D obturation is achieved B. Add more sealer along the walls C. Place accessory GP cones into the canal D. Ignore it as long as the apex is filled E. Insert an additional two GP cones into the canal space and condense them

A. Condense additional GP and sealer into canal space until a solid 3-D obturation is achieved Quizes

ln order to obtain accurate probing depths, the probe must be positioned property measured from the: A. Free gingival margin to the apical extent of the probe B. Cemento-enamel junction to the base of the pocket C. Mucogingival line to the cemento-enamel junction D. Attached ginglva to the cemento-enamei junction

A. Free gingival margin to the apical extent of the probe Exam2014

How does one minimize fracture of canal instruments? A. Frequently monitor the condition of the file B. When feeling resistance, push through c. Ensure the tile is straight D. Gently rotate them more than 180 degrees

A. Frequently monitor the condition of the file Exam2014

From a periodontal viewpoint, which embrasure is most significant? A. Gingival B. Coronal C. Lingual D. Occlusal E. lnterdental

A. Gingival Quizes

Resistance for a full crown preparation: (Select all that apply) A. Is improved by adding boxes, pins or grooves to axial walls. B. Decreases as the taper of the axial walls increase. C. Increases as the height of the preparation increases D. Prevents dislodgement of a crown due to occlusal forces in all other directions than the line of draw. E. Prevents dislodgement of a crown along the line of draw.

A. Is improved by adding boxes, pins or grooves to axial walls. B. Decreases as the taper of the axial walls increase. C. Increases as the height of the preparation increases D. Prevents dislodgement of a crown due to occlusal forces in all other directions than the line of draw. Quizes

A slim diameter tip used at the recommended power setting is ef- fective for which of the following conditions? A. Light to moderate calculus removal B. Heavy calculus removal C. Only for deplaquing D. Not recommended for calculus removal

A. Light to moderate calculus removal Quizes

MiIIer‰Ûªs Index is used to determine A. Mobility B. Probing depths C. Calculus position D. Rest position E. Decay

A. Mobility Quizes

Along the ultrasonic wave there are areas or points where no vibration occurs. These areas are referred to as: A. Nodal points B. Functional points C. Terminal points D. End points

A. Nodal points Quizes

Examining the picture below, which error will affect the retention of a crown? Screen Shot 2015-10-20 at 9.38.51 PM.png A. Over taper B. Occlusal under reduction C. Uneven finishing line D. Facial over reduction

A. Over taper Exam2014

An integral part of the occlusal reduction during crown preparation is the functional cusp bevel [functional cusp reduction]. What may inadequate functional cusp reduction cause? (Select all that apply) A. Poor esthetics B. Inadequate marginal adaptation C. Over contouring of the final restoration D. Poor occlusion E. A thin area or perforation in the casting

A. Poor esthetics C. Over contouring of the final restoration D. Poor occlusion E. A thin area or perforation in the casting Quizes

An integral part of the occlusal reduction during crown preparation is the functional cusp bevel [functional cusp reduction]. What may inadequate functional cusp reduction cause? (Select all that apply) A. Poor occlusion B. Poor esthetics C. A thin area or perforation in the casting D. Inadequate marginal adaptation E. Over contouring of the final restoration

A. Poor occlusion B. Poor esthetics C. A thin area or perforation in the casting E. Over contouring of the final restoration Quizes

Proper axial reduction provides [select the correct answer(s)] A. Preservation of tooth structure B. Retention and resistance C. A dimensional discrepancy D. Marginal integrity

A. Preservation of tooth structure B. Retention and resistance Quizes

In a posterior tooth, if the access is extended to the height of the cuspal inclines one can be certain that the: A. Pulp horns have been included B. Buccal wall will undermined C. Only the lingual wall will have been undermined D. The mesial and distal walls will have been undermined E. The tooth has not been undermined

A. Pulp horns have been included Quizes

Isolation means: A. Putting on the rubber dam in such a manner that liquids cannot enter or leave the surgical field B. Putting on the rubber dam, placing cotton rolls and tying dental floss to the clamp C. Putting on the rubber dam D. Putting on the rubber dam, placing cotton rolls and the saliva ejector E. Putting on the rubber dam and using cotton rolls

A. Putting on the rubber dam in such a manner that liquids cannot enter or leave the surgical field Quizes

How does one determine at which level of the canal the ‰ÛÏtug back‰Û is occurring? A. Remove the cone from the canal, hold it front of a bright light, slowly rotate it and look for bind markings B. Gently raise and lower the Gutta Percha cone in the canal and feel where it is tugging C. Place a fiber optic light on the lingual/palatal surface of the alveolus and see at which point the light stops being transmitted through to the opposite side D. Examine the x-ray

A. Remove the cone from the canal, hold it front of a bright light, slowly rotate it and look for bind markings Quizes

Diagnostic criteria and indication for full coverage restorations include: A. Restorations with multiple axial walls B. Weakened cusps C. Grape juice stains D. An endodontically treated #9 with adequate core E. A & B

A. Restorations with multiple axial walls B. Weakened cusps Exam2014

Select all of the finishing line designs that provide sufficient axial room for metal and porsuolin materials on the entire metal structure? (Select all that apply) A. Shoulder B. Heavy chamfer/bevel C. Feather or knife edge D. Shoulder/bevel E. Heavy chamfer

A. Shoulder E. Heavy chamfer Exam2014

Proper lubrication for the typodont when making an interim prosthesis would be: A. Soapy water B. Die-sep material C. Saliva D. Petroleum jelly E. Any handpiece lubricant

A. Soapy water Quizes

Normal, healthy gingiva should have marginal gingiva that is knife-edged. When there is NO interproximal contact between teeth: A. The papilla is absent B. The papilla is present and sharp C. The papilla is present and square D. The papilla is present and dull

A. The papilla is absent Quizes

NormaI, healthy gingiva should have marginal gingiva that is knife-edged. When there is interproximal contact between teeth: A. The papilla is present and sharp B. The papilla is present and square C. The papilla is present and dull D. The papilla is absent

A. The papilla is present and sharp Quizes

An interim prosthesis is an appliance that serves from the time the tooth is prepared until the delivery of the definitive restoration. A. True B. False

A. True Quizes

An interim prosthesis may be fixed or removable A. True B. False

A. True Quizes

One requirement of an interim prosthesis is that it be inert to eugenol. A. True B. False

A. True Quizes

Pulpal Protection is influenced by the marginal fit and seal of an interim prosthesis A. True B. False

A. True Quizes

TMD subtypes

Articular (in the joint) Myofascial (in the muscles) - More common Many have mixed

How much of the functional cusp ot the tooth is reduced for a porcelain fused to metal crown [(FMC) also known as a metal ceramic crown (MCR)]? A. 1.0 mm B. 2.0 mm C. 0.5 mm D. 1.2 mm E. 2.5 mm

B. 2.0 mm Exam2014

Having a light grasp on the instrument ensures that you are maintaining which of the following? A. Heavy calculus removal strokes B. A light lateral pressure C. Good operator position D. Adaptation of the terminal 2-3 mm of the tip

B. A light lateral pressure Quizes

An interim prosthesis which basically has a nice shape, but just doesn‰Ûªt ‰ÛÏfit right‰Û: A. Should be discarded and a new one made B. Can be relined to achieve the internal fit C. Should be used, as long as the patient feels comfortable D. All of the above E. None of the above

B. Can be relined to achieve the internal fit Quizes

In addition to the standard straight shapes, the slim design also is available in which of the following shapes? A. Single bend B. Curved C. Triple bend D. Deuble bend

B. Curved Quizes

ln an ideal intercuspal relationship, the tip of the mesio-facial cusp of the maxillary second molars opposes which of the following? A Embrasure between the mandibular second and third molars B. Facial groove of the mandibular second molar C. Distofacial developmental groove of the tirst molar D. Embrasure between the mandibular tirst and second molars

B. Facial groove of the mandibular second molar Exam2014

An interim prosthesis may not be used to assist in the determination of the form and function of the planned for definitive prosthesis. A. True B. False

B. False Quizes

An interim prosthesis may not be used to assist in the determination of the therapeutic effectiveness of a specific treatment plan. A. True B. False

B. False Quizes

One requirement of an interim prosthesis is that it be a good thermal conductor. A. True B. False

B. False Quizes

In order to obtain accurate probing depths, the probe must be positioned properly and the depths measured from the: A. Mucogingival line to the cemento-enamel junction B. Free gingival margin to the apical extent of the probe C. Attached gingiva to the cemento-enamel junction D. Cemento-enamel junction to the base of the pocket

B. Free gingival margin to the apical extent of the probe Quizes

Anatomically, The number of furcations on the mandibular first molar usually is: A. Two B. One C. Three D. Four

B. One Quizes

Resistance for a full crown preparation: (Select all that apply) A. Decreases as the height of the preparation increases. B. Prevents dislodgement of a crown due to occlusal forces in all other directions the C. Decreases as the taper of the axial walls increase. D. Prevents dislodgement of a crown along the line of draw. E. ls improved by adding boxes, pins or grooves to axial walls.

B. Prevents dislodgement of a crown due to occlusal forces in all other directions the C. Decreases as the taper of the axial walls increase. E. ls improved by adding boxes, pins or grooves to axial walls. Note:D was retention Exam2014

In a posterior tooth, if the access is extended to the height of the cuspal inclines one can be certain that the: A. The tooth has not been undermined B. Pulp horns have been included C. Only the lingual wall will have been undermined D. The mesial and distal walls will have been undermined E. Buccal wall will be undermined

B. Pulp horns have been included Exam2014

According to the ISO (international Organization of Standards) acrylic polymers have five classifications which one of these classifications is used most in Simulation - Fixed and Implant Prosthodontics? A. Light activated resins B. Self-curing resins (chemically curing) C. Thermo curing resins D. Microwave activated resins

B. Self-curing resins (chemically curing) Exam2014

Before inserting the file into the canal the operator should: A. Using college pliers, put a gentle curve on the instrument B. Using college pliers, put a gentle curve in the apical end C. Should not manipulate the instrument D. Using college pliers, put a gentle bend on the instrument E. Wipe it off with a gauze pad moistened with sterile saline

B. Using college pliers, put a gentle curve in the apical end Quizes

Complete healing following scaling and root planing normahy occurs in A. 1-2 weeks B. 2-4 weeks C. 4-6 weeks D. 8-12 weeks

C. 4-6 weeks Exam2014

In CR1, what type of restoration will be prepared for tooth #21 to receive? A. An all porcelain crown B. A metal crown with a acrylic veneer C. A ceramic fused to metal crown D. An all metal full coverage crown

C. A ceramic fused to metal crown Quizes

Additional benefits of the newer ultra-slim tip include: A. Has twice the power on lower power settings B. When used, no other tip needs to be considered C. Access to very narrow pockets and increased tactile sensitivity D. Removes tenacious calculus from all surfaces

C. Access to very narrow pockets and increased tactile sensitivity Quizes

Factors affecting preparation RESISTANCE include: 1) Height, 2) Viscosity, 3)Taper 4) Volume, 5) Rotational radius A. Answers1,2 and 3 are correct B. Answers 1,2 4 and 5 are correct C. Answers 1,3 and 5 are correct D. All of the above are correct

C. Answers 1,3 and 5 are correct Quizes

All of the following are appropriate margin designs for porcelain application to the margin B...... A. Shoulder B. Butt-joint on facial preparation C. Beveled shoulder D. Chamfer

C. Beveled shoulder Exam2014

How does one minimize fracture of canal instruments? A. When feeling resistance, push through B. Gently rotate them more than 180 degrees C. Frequently monitor the condition of the file D. Ensure the file is straight

C. Frequently monitor the condition of the file Quizes

Select the correct descending order of the non-standardized Gutta Percha. A. Large, Medium-large, Medium, Medium-fine, Fine B. Fine, Fine-medium, Medium-fine , Medium, Large C. Large, Medium, Fine-medium, Fine, Medium-fine D. Large, Medium, Medium-fine, Fine, Fine-fine E. Medium-large, Large, Fine-medium, Medium, Medium-fine, Fine

C. Large, Medium, Fine-medium, Fine, Medium-fine Quizes

How are hand files (.02) primarily used? A. In a one eighth of a turn and remove B. In a vertical manner and remove C. Leaning it against the wall of the canal and pulling it coronally in a circumferential manner D. In a quarter turn and remove

C. Leaning it against the wall of the canal and pulling it coronally in a circumferential manner Quizes

An ultrasonic tip will complete a pattern of oscillation 25,000 to 42,000 times per second. This statement is describing which property of the ultrasonic scaler? A. Bactericidal B. Cavitation C. Mechanical D. Acoustic turbulence

C. Mechanical Quizes

Select the first step of a crown preparation. A. Prepare the lingual half B. Prepare the mesial half C. Place an appropriate guide groove D. Prepare the buccal half

C. Place an appropriate guide groove Quizes

Proper occlusal reduction provides (Select all that apply): A. Retention and resistance B. Marginal integrity C. Proper placement of the functional and non-functional cusps D. Adequate room for selected replacement materials E. Preservation of tooth structure

C. Proper placement of the functional and non-functional cusps D. Adequate room for selected replacement materials E. Preservation of tooth structure Quizes

Just like hand scalers ultrasonic inserts and tips are designed for: A. Universal application B. All areas of application C. Specific purpose and accessibility D. Area specific application only

C. Specific purpose and accessibility Quizes

In the 'Wave One' technique which is NOT a danger zone: A. The apical foramen B. The inner or lesser curvature of the mesial root C. The greater, outer curvature of the mesial root D. The mesial aspect of the orifice to the canal

C. The greater, outer curvature of the mesial root Quizes

How does one mix root canal sealer? A. The powder is added in large increments and mixed quickly B. The liquid is added in small increments to the powder C. The powder is added to the liquid in very small increments and mixed until all the granules are incorporated before more powder is added D. The liquid is added to the powder

C. The powder is added to the liquid in very small increments and mixed until all the granules are incorporated before more powder is added Quizes

An access cavity is created in a posterior tooth by: A. Using a round bur and drilling between the marginal ridges B. Using a fissure bur C. Using a round bur, penetrating and removing the roof of the chamber and funneling from the height of the cuspal inclines D. Using a round bur and placing it in the central fossa and penetrating the roof E. Funneling the walls of the cavity

C. Using a round bur, penetrating and removing the roof of the chamber and funneling from the height of the cuspal inclines Exam2014

A Curet (Curette) is a periodontal instrument A. Used primarily for supragingival scaling B. Used for detecting calculus C. With sharp cutting edges that meet at a rounded toe D. With a sharp cutting edges ending in a pointed tip

C. With sharp cutting edges that meet at a rounded toe Quizes

An ideal interim prosthesis will facilitate the following: a) cleansibility b) esthetics c) speech d) smell A. All of the above are true B. a) and d) are true C. a), b) and c) are true D. All of the above are false

C. a), b) and c) are true

An ideal interim prosthesis will facilitate the following: a) cleansibility b) esthetics, c) speech d) smell A. All of the above are true B. a) and d) are true C. a), b) and c) are true D. All of the above are false

C. a), b) and c) are true Quizes

An excess of polymer may result in: A. less biocompatibility B. greater dimensional changes C. insufficient reaction between the monomer and polymer D. a and b correct E. a and c correct

C. insufficient reaction between the monomer and polymer Quizes

According to the ‰ÛÏField of Wew‰Û video, how should a right handed operator (dentist) sit? (select oneor more) A. So that the patient can be upright B. At the 6 o‰Ûªclock position C. with their back straight D. with their chair adjusted as necessary

C. with their back straight D. with their chair adjusted as necessary Quizes

How much of the occlusal is reduced for a porcelain fused to metal crown [(PFM) also known as a metal ceramic crown (MCR)]? A. 0.5 mm B. 1.0 mm C. 2.5 mm D. 2.0 mm E. 1.2 mm

D. 2.0 mm Quizes

Monitoring tip wear is essential in the maintenance of your instruments. lf a tip is worn by 2 mm, how much efficacy will be lost? A. 10 Percent B. 35 Percent C. 40 Percent D. 50 Percent

D. 50 Percent Quizes

An accurate measure of loss of attachment includes the measurement ls) ot the: A. Cemento-enamel junction to the free gingival margin B. Free gingival margin to the apical extent of the probe c. Attached gingiva to the cemento-enamel junction D. A & B E. B & C

D. A & B Exam2014

An accurate measure of loss of attachment includes the measurement (s) of the: A. Cemento-enamel junction to the free gingival margin B. Free gingival margin to the apical extent of the probe C. Attached gingiva to the cemento-enamel junction D. A & B E. B & C

D. A & B Quizes

Laboratory processed interim prostheses might be indicated when: A. Long term utilization is planned B. Esthetics is a prime factor C. There is a history of breakage D. All of the above E. None of the above

D. All of the above Quizes

Factors that improve the RETENTION of full coverage restorations include: 1) Increased height 2) Decreased width 3)Increased surface area 4) Increased Taper 5) Decreased rotational radius A. Answers 1,2 and 3 are correct B. Answers 1,3,4 and 5 are correct C. All of the above are correct D. Answers 1,3 and 4 are correct

D. Answers 1,3 and 4 are correct Quizes

In a correctly designed access cavity, the enamel:dentin ratio at the cervix, as compared to the ratio prior to preparation, will be: A. The dentin will be thinner B. Will be the same as in the buccal bulge of the crown C. The dentin thickness equals that of the enamel D. Approximately the same E. The enamel will be thicker

D. Approximately the same Quizes

A patient presents with a non-painful reciprocal click in both TMJs. ls and has a mandibular opening 39 mm.Which of the following ls a possible diagnosis? A. Patient has a TMD, most llkely due to myofascial pain B. Patient has a TMD, moat likely anterior disc displacement without reduction C. Patient has a TMD, most likely anterior disc displacement with reduction D. Findlng are within nonnal limits and no further diagnosis or treatment is needed E. Patient has a TMD intemal derangement and needs an MRI ofthe TMJ

D. Findlng are within nonnal limits and no further diagnosis or treatment is needed Exam2014

At what depth is the first bead of sealer introduced into the canal? A. All the way to the apex B. 2.0 mm deep into the canal c. 4 mm deep into the canal D. Halfway into the canal E. 3.0 mm below cervical line

D. Halfway into the canal Exam2014

At what depth is the first bead of sealer introduced into the canal? A. 4 mm deep into the canal B. All the way to the apex C. 3.0 mm below cervical line D. Halfway into the canal E. 2.0 mm deep into the canal

D. Halfway into the canal Quizes

After correct placement of a buccal guide groove, the junction of the middle and gingival 1/3 will: A. Be 1.0mm in depth B. Have a shoulder margin C. Have a chamfer margin D. Not have any depth

D. Not have any depth Quizes

How does one determine at which level of the canal the ‰ÛÏtug back‰Û is occurring? A. Examine the x-ray B. Gently raise and lower the Gutta Percha cone in the canal and feel where it is tugging C. Place a fiber optic light on the buccal surface of the alveolus and see at which point the light stops being transmitted through to the opposite side. D. Remove the cone from the canal, hold it in front of a bright light, slowly rotate it and look for bind markings on the cone

D. Remove the cone from the canal, hold it in front of a bright light, slowly rotate it and look for bind markings on the cone Exam2012

Based on the ISO classification, the two most important and most common types of acrylics in dentistry are: A. Self curing resins and microwave activated resins B. Thermo curing resins and microwave activated resins C. Self curing resins and light activated resins D. Self curing resins and thermo curing resins E. Thermo curing resins and light activated resins

D. Self curing resins and thermo curing resins Quizes

An interim prosthesis that is in hyper-occlusion: A. Should be thrown away and a new one made B. Should be relined to get it into occlusion C. Could have acrylic added to the occlusal surface to achieve occlusion D. Should be ground down to get it into occlusion E. None of the above, as long as the patient is comfortable

D. Should be ground down to get it into occlusion Quizes

ln order to ensure stability of the casts during mounting procedures A. The maxillary tuberosity and retromolar pad represented on stone casts should or B. B & C C. The casts should be 2‰Û in thickness D. There should be support of the casts with rubber bands or sticks with compoud

D. There should be support of the casts with rubber bands or sticks with compoud Exam2014

An access cavity is created in a posterior tooth by: A. Funneling the walls of the cavity B. Using a round bur and drilling between the marginal ridges C. Using a fissure bur D. Using a round bur, penetrating and removing the roof of the chamber and funneling from that point to the height of the cuspal inclines E. Using a round bur and placing it in the central fossa and penetrating the roof ofthe chamber

D. Using a round bur, penetrating and removing the roof of the chamber and funneling from that point to the height of the cuspal inclines paste-6515465388488.png Quizes

Before fitting the Gutta Percha cone, one must make certain that the canal is clear of debris by: A. Using a paper cone to wipe the walls of the canal B. lrrigating the canal with local anesthesia without a vasoconstrictor and drying the canal C. Blowing air into the canal D. lrrigating 81 inserting the MAF into the canal, rotating it an 1/8th of a tum and withdrawing E. Rotating a #15 file in the canal

D. lrrigating 81 inserting the MAF into the canal, rotating it an 1/8th of a tum and withdrawing Quizes

An open margin on an interim prosthesis is grounds for failure because: 1. It can cause sensitivity of the teeth 2. It can affect gingival health 3. It is not grounds for failure if the patient is comfortable 4. It leads to cement washout 5. It is not grounds for failure as long as the emergence profile is correct A.1 B.1,2 C.3 D.1,2,4 E.3,5

D.1,2,4 Quizes

Extreme Jaw Movements

Determined by musculoskeletal anatomy

Articulating disc movement

Disc-condyle moves forward together under the influence of the lateral pterygoid muscle Posterior/horizontal fibers of the temporalis muscle brings the mandible back and elastic recoil of the disc posterior attachment brings the disk back

After selecting a Gutta Percha cone to obturate and taking a radiograph to confirm, you notice that it extends beyond the apex. You should: A. Cut the cone back the necessary distance and repeat the fitting process B. Select another cone and repeat the fitting process C. lf there is ‰ÛÏtug back", use the cone and obturate D. Pull the cone back to the premeasured length and obturate E. A and/or B

E. A and/or B Quizes

Endodontic therapy, if performed con'ectly, succeeds with predictability because: A. The apex is sealed B. Access cavity is properly designed C. There is no interference of the cusp height with the instmment D. There is no perforation E. All portals of exit have been sealed

E. All portals of exit have been sealed Quizes

In cleaning and shaping the term ‰ÛÏRecapituIation‰Û refers to: A. As one progresses coronally with larger files, the MAF is (Master Apical File) passively directed to the apex to ascertain patency B. Returning to the apex C. Patency D. Unblocking the canal as the operator progresses coronally with wider files E. As one progresses coronally with larger files, the MAF is passively directed to the apex to ascertain patency, and manipulated circumferentially to make the apical end contiguous with the middle and coronal thirds and to aid in removing dentinal debris from the canal

E. As one progresses coronally with larger files, the MAF is passively directed to the apex to ascertain patency, and manipulated circumferentially to make the apical end contiguous with the middle and coronal thirds and to aid in removing dentinal debris from the canal Quizes

As a diagnostic aid, provisional crowns can assist in evaluating. A. Chewing efficiency B. Position of the adjacent teeth c. Swallowing D. Condylar guidance E. Tooth reduction

E. Tooth reduction Exam2014

Before Inserting the me into the canal the operator should: A. Using college pliers, put a gentle curve in the handle B. Using college pliers, put a gentle bend on the handle C. Should not manipulate the instrument D. Wipe it off with a gauze pad moistened with sterile saline E. Using college pliers, put a gentle curve in the apical end

E. Using college pliers, put a gentle curve in the apical end Exam2014

Regarding Chain Growth (addition polymerization) A. the propagation is the first stage of the reaction B. the activation takes place due to heat for themro curing resins C. there are two termination pathways: by chain transfer and by direct coupling D. a and b correct E. b and c correct

E. b and c correct Quizes

Regarding Chain Growth (addition polymerization) A. the propagation is the first stage of the reaction B. the activation takes place due to heat for thermo curing resins C. there are two termination pathways: by chain transfer and by direct coupling D. a and b correct E. b and c correct

E. b and c correct Quizes

Mouth rest position

Lips together, teeth apart = neuromuscular rest position

Night time tooth grinding

Not a major cause for TMD

Major cause of TMD

Performing dental care the violates biomechanics of occlusion and TMJ orthopedics

Diagnosing a TMJ disorder

Presence of Pain Limited mandibular functon

In a correctly designed access cavity, the enamel : dentin ratio at the cervix, as compared to the ratio prior to preparation, will be: a. Approximately the same b. The enamel will be thicker c. The dentin will be thinner d. The dentin thickness equals that of the enamel e. Will be the same as in the buccal bulge of the crown

a. Approximately the same Exam2012

Functional Jaw movements

defined by occlusion, muscle length-tension-force