A patient has a small incisal fracture of the maxillary incisor. Which is the best material to resist fracture at the acid etched tooth composite interface: A. Micro-filled composite B. Hybrid composite C. GIC D. Silicate

A patient has a small incisal fracture of the maxillary incisor. Which is the best material to resist  fracture at the acid etched tooth composite interface:
A. Micro-filled composite  
B. Hybrid composite  
C. GIC
D. Silicate
by

1 Answer

Answer :

B. Hybrid composite
by

Related questions

Sensitivity to hot and cold foods soon after cavity preparation and placement of GIC and composite resin in an upper incisor tooth is due to: A. Mechanical trauma due to cavity preparation B. Chemical C. Heat from GIC settings

Description : Sensitivity to hot and cold foods soon after cavity preparation and placement of GIC and composite resin in an upper incisor tooth is due to: A. Mechanical trauma due to cavity preparation B. Chemical C. Heat from GIC settings

Last Answer : A. Mechanical trauma due to cavity preparation

A seven years-old boy fell off his bicycle 2 weeks ago and broke his maxillary central incisor. The pulp horn is visible as a pin point. The tooth is vital. Your treatment will be: A. Pulpectomy B. Place calcium hydroxide and fill with composite resin C. Calcium hydroxide pulpotomy

Description : A seven years-old boy fell off his bicycle 2 weeks ago and broke his maxillary central incisor. The pulp horn is visible as a pin point. The tooth is vital. Your treatment will be: A. Pulpectomy B. Place calcium hydroxide and fill with composite resin C. Calcium hydroxide pulpotomy

Last Answer : C. Calcium hydroxide pulpotomy

A patient suffers a blow to his maxillary central incisor without resulting in fracture. The pulp may: A. Show immediate necrosis B. Become non-vital but only if treatment is delayed too long C. Become non vital irrespective of treatment D. No changes are seen later if fracture does not occur

Description : A patient suffers a blow to his maxillary central incisor without resulting in fracture. The pulp may: A. Show immediate necrosis B. Become non-vital but only if treatment is delayed too long C. Become non vital irrespective of treatment D. No changes are seen later if fracture does not occur

Last Answer : C. Become non vital irrespective of treatment

An 8 years-old child who has sustained a fracture of maxillary permanent central incisor in which 2mm of the pulp is exposed presents for treatment three hours after injury. Which of the following should be considered? a- Remove the surface 1. 2 mm of pulp tissue and place calcium hydroxide. b- Place calcium hydroxide directly on the exposed pulp. c- Pulpotomy using formocresol. d- Pulpectomy and immediate root filling. e- Pulpectomy and apexification.

Description : An 8 years-old child who has sustained a fracture of maxillary permanent central incisor in which 2mm of the pulp is exposed presents for treatment three hours after injury. Which of the ... - Pulpotomy using formocresol. d- Pulpectomy and immediate root filling. e- Pulpectomy and apexification.

Last Answer : a- Remove the surface 1. 2 mm of pulp tissue and place calcium hydroxide

8 years old child who has sustained a fracture of maxillary permanent central incisor in which 2mm of the pulp is exposed; presents for treatment three hours after injury. Which of the following should be considered? M07*********** A. Remove the surface 1-2 mm of pulp tissue and place calcium hydroxide (Cvek pulpotomy, apexogenesis) B. Place calcium hydroxide directly on the exposed pulp C. Pulpotomy using formocresol D. Pulpectomy and immediate root filling E. Pulpectomy and apexification

Description : 8 years old child who has sustained a fracture of maxillary permanent central incisor in which 2mm of the pulp is exposed; presents for treatment three hours after injury. Which of the ... C. Pulpotomy using formocresol D. Pulpectomy and immediate root filling E. Pulpectomy and apexification

Last Answer : A. Remove the surface 1-2 mm of pulp tissue and place calcium hydroxide (Cvek pulpotomy, apexogenesis)

A patient comes to you with medium pain of tooth filled with Composite resin as a result of cold or hot drinks, what will your initial management be, A. Remove the restorative material and start an Endontic treatment B. Remove the restorative material and place a sedative temporary material C. Place a coat of bonding material on the old composite

Description : A patient comes to you with medium pain of tooth filled with Composite resin as a result of cold or hot drinks, what will your initial management be, A. Remove the restorative material and ... material and place a sedative temporary material C. Place a coat of bonding material on the old composite

Last Answer : B. Remove the restorative material and place a sedative temporary material

Patient has hot and cold sensation and pain on percussion after the filling of class III Cavity with GIC base and composite. What will be possible cause – 1) bacterial microleakage 2) mechanical trauma of cavity cutting 3) Exothermic reaction while setting GIC

Description : Patient has hot and cold sensation and pain on percussion after the filling of class III Cavity with GIC base and composite. What will be possible cause – 1) bacterial microleakage 2) mechanical trauma of cavity cutting 3) Exothermic reaction while setting GIC

Last Answer : 2) mechanical trauma of cavity cutting

A 9 years-old boy has a small white discolouration on his maxillary central incisor. The lesion is most probably, A. Hypocalcification due to trauma of the primary predecessor B. Hypoplasia due to acute systemic infection when 6-12 months old C. Defect during the histo differentiation stage of development D. Defect during the morho differentiation stage of development

Description : A 9 years-old boy has a small white discolouration on his maxillary central incisor. The lesion is most probably, A. Hypocalcification due to trauma of the primary predecessor B ... the histo differentiation stage of development D. Defect during the morho differentiation stage of development

Last Answer : A. Hypocalcification due to trauma of the primary predecessor

In a posterior vital molar with a core the best material to restore is: A. Amalgam B. Composite resin C. GIC

Description : In a posterior vital molar with a core the best material to restore is: A. Amalgam B. Composite resin C. GIC

Last Answer : A. Amalgam

What happens to etched composite resins after setting: A. Expand B. Contract C. Contract and expand

Description : What happens to etched composite resins after setting: A. Expand B. Contract C. Contract and expand

Last Answer : B. Contract

Maxillary central incisor located palatally causes : a. Prolong stay of primary central incisor. b. Supernumerary teeth.

Description : Maxillary central incisor located palatally causes : a. Prolong stay of primary central incisor. b. Supernumerary teeth.

Last Answer : a. Prolong stay of primary central incisor.

Most congenitally missing teeth are: A. Mandibular 3rd molars B. Mandibular 2nd premolars C. Maxillary lateral incisor

Description : Most congenitally missing teeth are: A. Mandibular 3rd molars B. Mandibular 2nd premolars C. Maxillary lateral incisor

Last Answer : A. Mandibular 3rd molars

Maxillary central incisor located palatally causes : A. Prolonged stay of primary central incisor B. Supernumerary teeth

Description : Maxillary central incisor located palatally causes : A. Prolonged stay of primary central incisor B. Supernumerary teeth

Last Answer : A. Prolonged stay of primary central incisor

The method you will use to fill root canal of maxillary lateral incisor is: A. One major Gutta Percha cone B. Laterally condensed C. Laterally above condensed

Description : The method you will use to fill root canal of maxillary lateral incisor is: A. One major Gutta Percha cone B. Laterally condensed C. Laterally above condensed

Last Answer : B. Laterally condensed

Which cement is less soluble in the oral cavity: A. Polycarboxylate B. Zinc phosphate C. Silicate phosphate D. GIC

Description : Which cement is less soluble in the oral cavity: A. Polycarboxylate B. Zinc phosphate C. Silicate phosphate D. GIC

Last Answer : D. GIC

Which one of this restorative methods will be LEAST compromised by a core, A. Amalgam B. Composite C. GIC D. Cast gold

Description : Which one of this restorative methods will be LEAST compromised by a core, A. Amalgam B. Composite C. GIC D. Cast gold

Last Answer : D. Cast gold

When is a gingival groove LEAST required: A. When restoring with GIC for abrasion B. When restoring with GIC for root caries C. When restoring with GIC base and composite lamination D. When restoring with amalgam

Description : When is a gingival groove LEAST required: A. When restoring with GIC for abrasion B. When restoring with GIC for root caries C. When restoring with GIC base and composite lamination D. When restoring with amalgam

Last Answer : C. When restoring with GIC base and composite lamination

A major difference between light cured and chemical cured composite is that during setting or in function the light cured material tends to:******** VERY IMP A. Seal the margins better and completely B. Exhibit less wear on time C. Undergo greater colour change D. Shrink more rapidly E. Posses greater fracture toughness

Description : A major difference between light cured and chemical cured composite is that during setting or in function the light cured material tends to:******** VERY IMP A. Seal the margins better and ... on time C. Undergo greater colour change D. Shrink more rapidly E. Posses greater fracture toughness

Last Answer : D. Shrink more rapidly

What is the purpose of making a record of protrusive relation and what function does it serve after it is made? A. To register the condylar path and to adjust the inclination of the incisal guidance. B. To aid in determining the freeway space and to adjust the inclination of the incisal guidance. C. to register the condylar path and to adjust the condylar guides of the articulator so that they are equivalent to the condylar paths of the patient.

Description : What is the purpose of making a record of protrusive relation and what function does it serve after it is made? A. To register the condylar path and to adjust the inclination of the ... the condylar guides of the articulator so that they are equivalent to the condylar paths of the patient.

Last Answer : C. to register the condylar path and to adjust the condylar guides of the articulator so that they are equivalent to the condylar paths of the patient.

A lateral incisor labial to the arch needs to be restored in normal alignment with PFM retraction. How will the tooth appear: A. Too wide B. Too short C. To narrow D. To long

Description : A lateral incisor labial to the arch needs to be restored in normal alignment with PFM retraction. How will the tooth appear: A. Too wide B. Too short C. To narrow D. To long

Last Answer : C. To narrow

cyst at the apex of an upper central incisor measuring 1 cm in diameter is visualized in radiograph and confirmed by aspiration biopsy; which method of treatment would you consider?** A. Extraction of the central incisor and retrieving the cyst through the socket B. Exteriorizing the cyst through the buccal bone and mucosa C. Making a mucoperiosteal flap and removing the cyst through an opening made in the alveolar bone, followed by tooth removal. D. Making a mucoperiosteal flap and removing the cyst through an opening made in the alveolar bone, followed by endodontic treatment. E. Routine orthograde endodontic treatment followed by observation.

Description : cyst at the apex of an upper central incisor measuring 1 cm in diameter is visualized in radiograph and confirmed by aspiration biopsy; which method of treatment would you consider?** ... bone, followed by endodontic treatment. E. Routine orthograde endodontic treatment followed by observation.

Last Answer : D. Making a mucoperiosteal flap and removing the cyst through an opening made in the alveolar bone, followed by endodontic treatment.

What is the advantage of composite over silicate resin: A. Less shrinkage B. Less surface erosion C. Less water absorption D. All of the above

Description : What is the advantage of composite over silicate resin: A. Less shrinkage B. Less surface erosion C. Less water absorption D. All of the above

Last Answer : D. All of the above

A 50 years-old patient presents with pain from time to time on light cervical abrasions. What is your first management to help patient in preventing pain in the future? A. Change diatary habits B. Change brushing habits C. GIC fillings

Description : A 50 years-old patient presents with pain from time to time on light cervical abrasions. What is your first management to help patient in preventing pain in the future? A. Change diatary habits B. Change brushing habits C. GIC fillings

Last Answer : B. Change brushing habits

A healthy 6 years-old child presents with carious maxillary second primary molar with a necrotic pulp. Which treatment would be preferred? A. Extraction B. Indirect pulp treatment C. Pulpotomy (it's done to preserve the vitality of the roots and allow normal exfoliation) D. Pulpectomy to preserve the tooth as a space manteiner. E. Antibiotic coverage

Description : A healthy 6 years-old child presents with carious maxillary second primary molar with a necrotic pulp. Which treatment would be preferred? A. Extraction B. Indirect pulp treatment C. ... normal exfoliation) D. Pulpectomy to preserve the tooth as a space manteiner. E. Antibiotic coverage

Last Answer : D. Pulpectomy to preserve the tooth as a space manteiner.

Patient reported to you 30 min after trauma to central incisor. Patient is 10 yrs old and there is traumatic exposure of pulp. What will be the line of treatment— 1) coronal pulpotomy and Ca-hydr. Base and then permanent filling 2) Ca-hydroxide base and permanent filling 3) 1-2 mm. of coronal pulp extirpated and Ca hydroxide and then permanent filling 4) Pulpectomy

Description : Patient reported to you 30 min after trauma to central incisor. Patient is 10 yrs old and there is traumatic exposure of pulp. What will be the line of treatment- 1) coronal pulpotomy and Ca-hydr. ... 3) 1-2 mm. of coronal pulp extirpated and Ca hydroxide and then permanent filling 4) Pulpectomy

Last Answer : 3) 1-2 mm. of coronal pulp extirpated and Ca hydroxide and then permanent filling

A female patient comes to you complaining of persistent pain in a heavily restored central incisor; you suspect pulpitis and you have been told that she is in transit leaving by plane next day. Your treatment will be, A. Remove filling and place a sedative dressings B. Pulp extirpation and obturate with Ledermix dressings C. Prescribe analgesics and systemic antibiotic

Description : A female patient comes to you complaining of persistent pain in a heavily restored central incisor; you suspect pulpitis and you have been told that she is in transit leaving by plane ... B. Pulp extirpation and obturate with Ledermix dressings C. Prescribe analgesics and systemic antibiotic

Last Answer : B. Pulp extirpation and obturate with Ledermix dressings

Patient with class II division II; the lateral incisor is missing. You want to make a fixed bridge which of the following is suitable: A. Rocket bridge using central incisor as abutment (rochette bridge resin retained bridge parecido al Maryland B. Cantilever using central incisor C. Fixed bridge using the central incisor and bicuspid

Description : Patient with class II division II; the lateral incisor is missing. You want to make a fixed bridge which of the following is suitable: A. Rocket bridge using central incisor as abutment ( ... al Maryland B. Cantilever using central incisor C. Fixed bridge using the central incisor and bicuspid

Last Answer : B. Cantilever using central incisor

When preparing a class III cavity for composite restoration; in which situation should acid itching be used: A. Always should be performed to minimise marginal leakage B. Should not be performed because it might damage the adjacent tooth C. When extra retention is required D. Only in situations where cavity is shallow to avoid pulp irritation

Description : When preparing a class III cavity for composite restoration; in which situation should acid itching be used: A. Always should be performed to minimise marginal leakage B. Should not be ... extra retention is required D. Only in situations where cavity is shallow to avoid pulp irritation

Last Answer : A. Always should be performed to minimise marginal leakage

Etching a hybrid glass ionomer-composite a. is necessary for composite resin bonding b. is not necessary for composite resin bonding c. is necessary for adding a glass ionomer cement for repair d. is not necessary for adding a glass ionomer cement for repair e. a 3-5 second etch with 10% phosphoric acid is recommended

Description : Etching a hybrid glass ionomer-composite a. is necessary for composite resin bonding b. is not necessary for composite resin bonding c. is necessary for adding a glass ionomer cement for repair ... glass ionomer cement for repair e. a 3-5 second etch with 10% phosphoric acid is recommended

Last Answer : b. is not necessary for composite resin bonding

Jaw relations for edentulous patient have been established. The maxillary cast has been mounted on the articulator without face-bow and you decide to increase the occlusal vertical dimension by 4 mm. This will necessitate, A. Opening the articulator 4 mm B. A new centric relation record C. Changes in the condylar guide settings D. Increase in the vertical dimension

Description : Jaw relations for edentulous patient have been established. The maxillary cast has been mounted on the articulator without face-bow and you decide to increase the occlusal vertical dimension by 4 mm ... record C. Changes in the condylar guide settings D. Increase in the vertical dimension

Last Answer : B. A new centric relation record

A 37 years-old patient presents with paroxysmal pain on the left eye that he thinks is related to his maxillary posterior teeth. The pain comes in recurrent bursts and is aggravated by stress and alcohol. Oral exam is negative. The probable diagnosis is: A. Migraine B. Cluster headache C. Trigeminal neuralgia D. Temporal neuritis

Description : A 37 years-old patient presents with paroxysmal pain on the left eye that he thinks is related to his maxillary posterior teeth. The pain comes in recurrent bursts and is aggravated by stress and ... diagnosis is: A. Migraine B. Cluster headache C. Trigeminal neuralgia D. Temporal neuritis

Last Answer : B. Cluster headache

A patient with impacted canine; by moving the X ray tube distally the canine moves distally too; where do you expect the impacted canine: A. Labially impacted B. Palatally impacted Eighty-five per cent of impacted maxillary permanent cuspids are palatal impactions, and 15% are labial impactions.

Description : A patient with impacted canine; by moving the X ray tube distally the canine moves distally too; where do you expect the impacted canine: A. Labially impacted B. Palatally impacted ... -five per cent of impacted maxillary permanent cuspids are palatal impactions, and 15% are labial impactions.

Last Answer : B. Palatally impacted Eighty-five per cent of impacted maxillary permanent cuspids are palatal impactions, and 15% are labial impactions.

Jaw relation of an edentulous patient has been established. The maxillary cast has been mounted on an articulator without a face bow. You decide to increase the occlusal vertical dimension by 4mm this will necessitate, A. Opening the articulator 4mm B. A new centric relation to be recorded C. A change in the condylar guide settings D. An increase in the rest vertical dimension

Description : Jaw relation of an edentulous patient has been established. The maxillary cast has been mounted on an articulator without a face bow. You decide to increase the occlusal vertical dimension by 4mm this ... C. A change in the condylar guide settings D. An increase in the rest vertical dimension

Last Answer : B. A new centric relation to be recorded

A child with a fracture of a tooth at the apical third of the root, what would be your first decision: A. Wait and recall after one month and observe for any necrotic or radiolucency B. Root canal treatment C. Extraction D. Apiectomy

Description : A child with a fracture of a tooth at the apical third of the root, what would be your first decision: A. Wait and recall after one month and observe for any necrotic or radiolucency B. Root canal treatment C. Extraction D. Apiectomy

Last Answer : A. Wait and recall after one month and observe for any necrotic or radiolucency

What is the common appearance of vertical tooth fracture?* A. Perio abscess like appearance B. Displacement of fragments

Description : What is the common appearance of vertical tooth fracture?* A. Perio abscess like appearance B. Displacement of fragments

Last Answer : A. Perio abscess like appearance

After making an impression to reline an RPD the dentist notes that the indirect retainers are not resting on the tooth. To avoid this, what process should have undertaken initially: A. Ask patient to bite firmly while impression is setting B. Hold the metal base frame against the abutment tooth while setting C. Fabricate new denture D. Add impression material and close the gap

Description : After making an impression to reline an RPD the dentist notes that the indirect retainers are not resting on the tooth. To avoid this, what process should have undertaken initially: A. Ask ... abutment tooth while setting C. Fabricate new denture D. Add impression material and close the gap

Last Answer : B. Hold the metal base frame against the abutment tooth while setting

What is an important requisite for fillers in dental composite restorative resins in load bearing areas: A. Sub micro sized particles B. High coefficient of thermal expansion C. High in content (High filler)

Description : What is an important requisite for fillers in dental composite restorative resins in load bearing areas: A. Sub micro sized particles B. High coefficient of thermal expansion C. High in content (High filler)

Last Answer : C. High in content (High filler)

The best way to clean a cavity before the placement of GIC is,** A. H2O2 B. Phosphoric Acid C. Polyacrylic acid 10% sturdavent 563pag

Description : The best way to clean a cavity before the placement of GIC is,** A. H2O2 B. Phosphoric Acid C. Polyacrylic acid 10% sturdavent 563pag

Last Answer : C. Polyacrylic acid 10% sturdavent 563pag

Before filling a class V abrasion cavity with GIC you should(+adc March07) A. Clean with pumice, rubber cup, water and weak acid B. Dry the cavity thoroughly before doing anything C. Acid itch cavity then dry thoroughly

Description : Before filling a class V abrasion cavity with GIC you should(+adc March07) A. Clean with pumice, rubber cup, water and weak acid B. Dry the cavity thoroughly before doing anything C. Acid itch cavity then dry thoroughly

Last Answer : A. Clean with pumice, rubber cup, water and weak acid

In cementing Maryland or Roche bridges, the effect is generally to, a. Lighten the colour of the teeth by the opacity of the cement b. Darken the colour of the abutment by the presence of metal on the lingual c. Have no detrimental colour effect. d. Darken the abutment teeth by incisal metal coverage

Description : In cementing Maryland or Roche bridges, the effect is generally to, a. Lighten the colour of the teeth by the opacity of the cement b. Darken the colour of the abutment by the presence ... lingual c. Have no detrimental colour effect. d. Darken the abutment teeth by incisal metal coverage

Last Answer : c. Have no detrimental colour effect.

The initial condylar guidance of 25 degrees was wrong and is changed to 45 degrees. What changes will you make to achieve balanced occlusion: A. Decrease incisal guidance B. Reduce cusps height C. Increase compensation curve

Description : The initial condylar guidance of 25 degrees was wrong and is changed to 45 degrees. What changes will you make to achieve balanced occlusion: A. Decrease incisal guidance B. Reduce cusps height C. Increase compensation curve

Last Answer : C. Increase compensation curve

The incisal guidance on the articulator is the:** A. Mechanical equivalent of horizontal and vertical overlap of upper and lower incisors B. Mechanical equivalent of the compensating curve C. Same as condylar guidance D. Estimated by the equation: Incisal guidance = 1/8 of condylar guidance

Description : The incisal guidance on the articulator is the:** A. Mechanical equivalent of horizontal and vertical overlap of upper and lower incisors B. Mechanical equivalent of the compensating curve C. Same as condylar guidance D. Estimated by the equation: Incisal guidance = 1/8 of condylar guidance

Last Answer : A. Mechanical equivalent of horizontal and vertical overlap of upper and lower incisors

The gingival portion of natural teeth differs in colour from the incisal portion because the : A. Lighting angle is different B. Gingival and incisal portions have different fluorescent qualities C. Gingival area has a dentine background D. Incident light is different

Description : The gingival portion of natural teeth differs in colour from the incisal portion because the : A. Lighting angle is different B. Gingival and incisal portions have different fluorescent qualities C. Gingival area has a dentine background D. Incident light is different

Last Answer : C. Gingival area has a dentine background

What is the purpose of making a record of protrusive relation and what function does it serve after it is made?******** M07 A. To register the condylar path and to adjust the inclination of the incisal guidance. B. To aid in determining the freeway space and to adjust the inclination of the incisal guidance. C. To register the condylar path and to adjust the condylar guides of the articulator so that they are

Description : What is the purpose of making a record of protrusive relation and what function does it serve after it is made?******** M07 A. To register the condylar path and to adjust the inclination of ... C. To register the condylar path and to adjust the condylar guides of the articulator so that they are

Last Answer : C. To register the condylar path and to adjust the condylar guides of the articulator so that they are

Patient received heavy blow to the right body of the mandible sustaining a fracture there. You should suspect a second fracture to be present in, A. Symphysis region B. Left body of the mandible C. Left sub-condylar region D. Right sub-condylar region

Description : Patient received heavy blow to the right body of the mandible sustaining a fracture there. You should suspect a second fracture to be present in, A. Symphysis region B. Left body of the mandible C. Left sub-condylar region D. Right sub-condylar region

Last Answer : C. Left sub-condylar region

A patient complains of sensitivity, on examination you find a composite filling restoring a good cavity preparation without any secondary caries; what is your next step: A. Extirpate the pulp that is obviously inflamed B. Place ZOE dressing to sedate the pulp C. Ask patient to come back in six months D. Repeat restoration

Description : A patient complains of sensitivity, on examination you find a composite filling restoring a good cavity preparation without any secondary caries; what is your next step: A. Extirpate the pulp that is obviously ... to sedate the pulp C. Ask patient to come back in six months D. Repeat restoration

Last Answer : B. Place ZOE dressing to sedate the pulp

What is the best way to cement Maryland bridge, A. GIC B. Resin C. High compression restorative resin D. Zinc Phosphate cement E. Oxide Zinc and eugenol

Description : What is the best way to cement Maryland bridge, A. GIC B. Resin C. High compression restorative resin D. Zinc Phosphate cement E. Oxide Zinc and eugenol

Last Answer : B. Resin

If temporary cementation is required, which cement will you use: A. ZOE B. Zinc Polycarboxylate C. GIC

Description : If temporary cementation is required, which cement will you use:  A. ZOE  B. Zinc Polycarboxylate  C. GIC 

Last Answer : A. ZOE 

The first step in the treatment of erosion is: A. Pumice and water B. Spray with Na-bicarbonate C. GIC

Description : The first step in the treatment of erosion is: A. Pumice and water B. Spray with Na-bicarbonate C. GIC

Last Answer : A. Pumice and water