Why is it difficult to use matrices on deciduous teeth, A. It hurts the kids’ parents B. The small mouth opening of kids in that age range makes it difficult to keep matrices in mouth. C. The occlusal concavity of deciduous teeth

Why is it difficult to use matrices on deciduous teeth,
A. It hurts the kids’ parents
B. The small mouth opening of kids in that age range makes it difficult to keep matrices in mouth. C. The occlusal concavity of deciduous teeth
by

1 Answer

Answer :

. The occlusal concavity of deciduous teeth
by

Related questions

the difficulty of placing matrices on deciduous dentition is a result of, A. The small mouth of kids which result in problem keeping the matrices in their mouths B. The occlusal convergence of the deciduous teeth

Description : the difficulty of placing matrices on deciduous dentition is a result of, A. The small mouth of kids which result in problem keeping the matrices in their mouths B. The occlusal convergence of the deciduous teeth

Last Answer : B. The occlusal convergence of the deciduous teeth

Upper first premolar with MO cavity; what is important about the application of the matrix band (the question has also shown too as ….What is complicated by): A. The mesial concavity of the root surface B. Small lingual pulp C. High buccal pulp horn D. High lingual pulp horn E. Concavity of distal root surface

Description : Upper first premolar with MO cavity; what is important about the application of the matrix band (the question has also shown too as .What is complicated by): A. The mesial concavity of the root ... pulp C. High buccal pulp horn D. High lingual pulp horn E. Concavity of distal root surface

Last Answer : A. The mesial concavity of the root surface

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

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 crown casting with a chamfer margin fits the die; but in the mouth the casting is open approximately 0.3mm. A satisfactory fit and accurate physiological close of the gingival area of the crown can BEST be achieved by: A. Hand burnishing B. Mechanical burnishing C. Using finishing burs and points to remove the enamel margins on the tooth D. Making a new impression and remaking the crown E. Relieving the inside of the occlusal surface of the casting to allow for further

Description : A crown casting with a chamfer margin fits the die; but in the mouth the casting is open approximately 0.3mm. A satisfactory fit and accurate physiological close of the gingival area of the crown ... the crown E. Relieving the inside of the occlusal surface of the casting to allow for further

Last Answer : D. Making a new impression and remaking the crown

When patient bites in protrusion with complete dentures you notice that the posterior teeth do not meet, what would you do to solve this: A. Increase the compensatory curve B. Decrease the angle of the occlusal plane

Description : When patient bites in protrusion with complete dentures you notice that the posterior teeth do not meet, what would you do to solve this: A. Increase the compensatory curve B. Decrease the angle of the occlusal plane

Last Answer : A. Increase the compensatory curve

When setting up teeth for complete dentures having bilateral balanced occlusion, separation of posterior teeth during protrusion is done by: A. Increasing the anterior posterior occlusal curve B. Decreasing the angle orientation of the occlusal plane

Description : When setting up teeth for complete dentures having bilateral balanced occlusion, separation of posterior teeth during protrusion is done by: A. Increasing the anterior posterior occlusal curve B. Decreasing the angle orientation of the occlusal plane

Last Answer : B. Decreasing the angle orientation of the occlusal plane

The auxiliary occlusal rest on teeth for partial denture should be placed: A. Away from edentulous space B. Adjacent to edentulous space C. Near fulcrum line D. Away from fulcrum line

Description : The auxiliary occlusal rest on teeth for partial denture should be placed: A. Away from edentulous space B. Adjacent to edentulous space C. Near fulcrum line D. Away from fulcrum line

Last Answer : A. Away from edentulous space

Splinting the adjacent teeth in fixed bridge is primarily done to: A. Distribute the occlusal load B. Achieve better retention

Description : Splinting the adjacent teeth in fixed bridge is primarily done to: A. Distribute the occlusal load B. Achieve better retention

Last Answer : A. Distribute the occlusal load

Which nerve is anesthesised in anterior border of ramus and 1 cm above occlusal plane of lower posterior teeth: A. Lingual nerve B. Long buccal nerve

Description : Which nerve is anesthesised in anterior border of ramus and 1 cm above occlusal plane of lower posterior teeth: A. Lingual nerve B. Long buccal nerve

Last Answer : B. Long buccal nerve

The main factor controlling a decision to increase the occlusal height of teeth for extensive oral reconstruction is whether, A. the inter occlusal distance will be physiologically acceptable after treatment B. there will be sufficient tooth bulk in the abutment teeth for proper retention of the crowns C. at least two third of the original alveolar process will remain for adequate periodontal support D. the aesthetic appearance of the patient will improve sufficiently to warrant the planned reconstruction

Description : The main factor controlling a decision to increase the occlusal height of teeth for extensive oral reconstruction is whether, A. the inter occlusal distance will be physiologically ... the aesthetic appearance of the patient will improve sufficiently to warrant the planned reconstruction

Last Answer : A. the inter occlusal distance will be physiologically acceptable after treatment

Why do you polish the teeth before seating of a partial denture: A. To smooth the rough surface B. To minimise the retention of plaque C. To increase the adoptability of occlusal rests

Description : Why do you polish the teeth before seating of a partial denture: A. To smooth the rough surface B. To minimise the retention of plaque C. To increase the adoptability of occlusal rests

Last Answer : B. To minimise the retention of plaque

The position of the lingual cusp of a maxillary first premolar during setting of teeth and on occlusal view is positioned:** A. Distally B. Mesially

Description : The position of the lingual cusp of a maxillary first premolar during setting of teeth and on occlusal view is positioned:** A. Distally B. Mesially

Last Answer : B. Mesially

.When correction preparation for re contouring of occlusal surface is to be applied, grinding only of the adjusted surface: A. Should not be felt flat B. Requires a flat crown C. Requires no contact with adjacent teeth D. Should be felt flat

Description : .When correction preparation for re contouring of occlusal surface is to be applied, grinding only of the adjusted surface: A. Should not be felt flat B. Requires a flat crown C. Requires no contact with adjacent teeth D. Should be felt flat

Last Answer : A. Should not be felt flat

What is the main purpose of using Stress breakers: A. To distribute the load between teeth and ridges B. To distribute the load between the clasps and the face end of the saddle C. It relieves the abutment tooth of occlusal loads that may exceed their physiologic strength

Description : What is the main purpose of using Stress breakers: A. To distribute the load between teeth and ridges B. To distribute the load between the clasps and the face end of the saddle C. It relieves the abutment tooth of occlusal loads that may exceed their physiologic strength

Last Answer : C. It relieves the abutment tooth of occlusal loads that may exceed their physiologic strength

The main factor controlling a decision to increase the occlusal height of teeth for extensive oral reconstruction is whether, A. The inter occlusal distance will be physiologically acceptable after treatment B. There will be sufficient tooth bulk in the abutment teeth for proper retention of the crowns C. At least two third of the original alveolar process will remain for adequate periodontal support D. The aesthetic appearance of the patient will improve sufficiently to warrant the planned reconstruction

Description : The main factor controlling a decision to increase the occlusal height of teeth for extensive oral reconstruction is whether, A. The inter occlusal distance will be physiologically ... . The aesthetic appearance of the patient will improve sufficiently to warrant the planned reconstruction

Last Answer : A. The inter occlusal distance will be physiologically acceptable after treatment

Which of the following statements concerning the use of radiography for children is incorrect? A. techniques are the same as those used in adults B. easier because of the smallness of the child’s mouth C. made difficult by the child’s nervousness and his tendency to gag D. helpful in overcoming some of these difficulties are consideratehandling of the child, the use of small size film and the use of ultra speed

Description : Which of the following statements concerning the use of radiography for children is incorrect? A. techniques are the same as those used in adults B. easier because of the smallness of the child' ... are consideratehandling of the child, the use of small size film and the use of ultra speed

Last Answer : B. easier because of the smallness of the child’s mouth

A 10 years-old child presents with crowding of the dentition and desires correction. What would your next step be: a. Perform mixed dentition analysis. b. Extract the deciduous teeth. c. Ask the patient to come after the deciduous teeth fall off and complete permanent dentition erupts. d. Apply a fixed appliance. e. Review in yearly intervals.

Description : A 10 years-old child presents with crowding of the dentition and desires correction. What would your next step be: a. Perform mixed dentition analysis. b. Extract the deciduous teeth. c. Ask ... permanent dentition erupts. d. Apply a fixed appliance. e. Review in yearly intervals.

Last Answer : a. Perform mixed dentition analysis.

At birth, some calcified dental tissues are presented, a.All deciduous teeth and all permanent incisors. b.All deciduous teeth and permanent central incisors. c.All deciduous teeth and the first permanent molars. d.Deciduous teeth only.

Description : At birth, some calcified dental tissues are presented, a.All deciduous teeth and all permanent incisors. b.All deciduous teeth and permanent central incisors. c.All deciduous teeth and the first permanent molars. d.Deciduous teeth only.

Last Answer : c.All deciduous teeth and the first permanent molars.

A 10 years-old child presents with crowding of the dentition and desires correction. What would your next step be: A. Perform mixed dentition analysis B. Extract the deciduous teeth C. Ask the patient to come after the deciduous teeth fall off and complete permanent dentition erupts D. Apply a fixed appliances E. Review in yearly intervals

Description : A 10 years-old child presents with crowding of the dentition and desires correction. What would your next step be: A. Perform mixed dentition analysis B. Extract the deciduous teeth C. Ask ... off and complete permanent dentition erupts D. Apply a fixed appliances E. Review in yearly intervals

Last Answer : A. Perform mixed dentition analysis

The MOST frequently retained deciduous teeth in A. Upper lateral incisors B. Upper central incisors C. Lower central incisors D. Second lower molars E. Second upper molars

Description : The MOST frequently retained deciduous teeth in A. Upper lateral incisors B. Upper central incisors C. Lower central incisors D. Second lower molars E. Second upper molars

Last Answer : D. Second lower molars

The difference between deciduous and permanent teeth is: A. Deciduous teeth have a higher pulp horns and larger pulp chambers B. Deciduous teeth have flatter contact areas C. Deciduous teeth have thinner enamel surface D. All of the above

Description : The difference between deciduous and permanent teeth is: A. Deciduous teeth have a higher pulp horns and larger pulp chambers B. Deciduous teeth have flatter contact areas C. Deciduous teeth have thinner enamel surface D. All of the above

Last Answer : D. All of the above

At birth, some calcified dental tissues are presented, M07 ******* A. All deciduous teeth and all permanent incisors B. All deciduous teeth and permanent central incisors C. All deciduous teeth and the first permanent molars D. Deciduous teeth only

Description : At birth, some calcified dental tissues are presented, M07 ******* A. All deciduous teeth and all permanent incisors B. All deciduous teeth and permanent central incisors C. All deciduous teeth and the first permanent molars D. Deciduous teeth only

Last Answer : C. All deciduous teeth and the first permanent molars

When repairing a fracture of a lower complete denture, which statement is correct: A. Self curing will distort the denture B. Cold curing will not be strong enough because of small area of attachment C. There is a possibility of occlusal disharmony

Description : When repairing a fracture of a lower complete denture, which statement is correct: A. Self curing will distort the denture B. Cold curing will not be strong enough because of small area of attachment C. There is a possibility of occlusal disharmony

Last Answer : C. There is a possibility of occlusal disharmony

Which muscle controls the opening of the mouth? a. Temporalis (anterior part) b. Temporalis (posterior part) c. Anterior belly of digastric. d. Myelohyoid.

Description : Which muscle controls the opening of the mouth? a. Temporalis (anterior part) b. Temporalis (posterior part) c. Anterior belly of digastric. d. Myelohyoid.

Last Answer : c. Anterior belly of digastric.

The principle muscle responsible for the opening of the mouth is, A. Mylohyoid B. Anterior temporal C. Posterior temporal D. Anterior belly of digastric

Description : The principle muscle responsible for the opening of the mouth is, A. Mylohyoid B. Anterior temporal C. Posterior temporal D. Anterior belly of digastric

Last Answer : D. Anterior belly of digastric

The principle muscle responsible for the opening of the mouth is,*** A. Mylohyoid B. Anterior temporal C. Posterior temporal D. Anterior belly of digastric

Description : The principle muscle responsible for the opening of the mouth is,*** A. Mylohyoid B. Anterior temporal C. Posterior temporal D. Anterior belly of digastric

Last Answer : D. Anterior belly of digastric

At the age of four years, the x rays reveal calcification of: A. All deciduous and first permanent molars B. All permanent except of 3rd molars (7-8 yrs old) C. All deciduous D. All permanent

Description : At the age of four years, the x rays reveal calcification of: A. All deciduous and first permanent molars B. All permanent except of 3rd molars (7-8 yrs old) C. All deciduous D. All permanent

Last Answer : B. All permanent except of 3rd molars (7-8 yrs old)

10 years-old boy looses a permanent mandibular molar; what is affected: A. Teeth adjacent to extracted teeth B. Teeth on both arches on same side C. The remaining teeth in the mouth D. Teeth directly opposite to the extracted tooth E. Teeth on the same quadrant

Description : 10 years-old boy looses a permanent mandibular molar; what is affected: A. Teeth adjacent to extracted teeth B. Teeth on both arches on same side C. The remaining teeth in the mouth D. Teeth directly opposite to the extracted tooth E. Teeth on the same quadrant

Last Answer : C. The remaining teeth in the mouth

Full mouth x ray survey at birth reveals: A. Ten teeth are present B. Twenty teeth are present C. Twenty four teeth are present

Description : Full mouth x ray survey at birth reveals: A. Ten teeth are present B. Twenty teeth are present C. Twenty four teeth are present

Last Answer : C. Twenty four teeth are present

A mandibular permanent first molar has to be extracted, this will affect: A. Adjacent teeth B. Teeth in the same quadrant C. Both arches the same side D. Full mouth

Description : A mandibular permanent first molar has to be extracted, this will affect: A. Adjacent teeth B. Teeth in the same quadrant C. Both arches the same side D. Full mouth

Last Answer : D. Full mouth

What is TRUE in regard to the preparation of occlusal rests: A. Use an inverted cone bur B. Use a flat fissure bur C. Parallel to occlusal plane D. At right angle to the long axis of tooth E. None of the above

Description : What is TRUE in regard to the preparation of occlusal rests: A. Use an inverted cone bur B. Use a flat fissure bur C. Parallel to occlusal plane D. At right angle to the long axis of tooth E. None of the above

Last Answer : E. None of the above

.Which radiographic method would you use in assessing periodontal conditions and lesions: A. Bitewing B. Periapical C. Occlusal D. Panoramic

Description : .Which radiographic method would you use in assessing periodontal conditions and lesions: A. Bitewing B. Periapical C. Occlusal D. Panoramic

Last Answer : B. Periapical

The main purpose of periodontal treatment is, A. Elimination of plaque and calculus B. Elimination of periodontal pockets C. Reformation of all the periodontal ligaments D. The elimination of all occlusal trauma

Description : The main purpose of periodontal treatment is, A. Elimination of plaque and calculus B. Elimination of periodontal pockets C. Reformation of all the periodontal ligaments D. The elimination of all occlusal trauma

Last Answer : A. Elimination of plaque and calculus

Which part of the cranium is considered as the most stable area, A. Frankfort plane B. Occlusal plane C. Anterior cranial plane D. Anterior nasal to gnathion.

Description : Which part of the cranium is considered as the most stable area, A. Frankfort plane B. Occlusal plane C. Anterior cranial plane D. Anterior nasal to gnathion.

Last Answer : C. Anterior cranial plane

Occlusal cavity with extension of the buccal fissure is classified as, A. Class II B. Class III C. Class I D. Class V

Description : Occlusal cavity with extension of the buccal fissure is classified as, A. Class II B. Class III C. Class I D. Class V

Last Answer : C. Class I

the location of Class V is in, A. The buccal pit /fissure/ B. The occlusal surface C. The cervical third

Description : the location of Class V is in, A. The buccal pit /fissure/ B. The occlusal surface C. The cervical third

Last Answer : C. The cervical third

An occlusal approaching clasp TIP, A. Should occupy a predetermined undercut B. Contact the tooth under the survey line C. Rigid

Description : An occlusal approaching clasp TIP, A. Should occupy a predetermined undercut B. Contact the tooth under the survey line C. Rigid

Last Answer : B. Contact the tooth under the survey line

Throbbing pain increases with heat and cold stimuli, the MOST probable diagnosis is, A. Cyst B. Occlusal trauma C. Advanced pulpitis

Description : Throbbing pain increases with heat and cold stimuli, the MOST probable diagnosis is, A. Cyst B. Occlusal trauma C. Advanced pulpitis

Last Answer : C. Advanced pulpitis

After the placement of a class I amalgam the patient comes back to you complaining of pain on masticating and biting; what is the first thing you would look at, A. Occlusal height B. Contacts areas

Description : After the placement of a class I amalgam the patient comes back to you complaining of pain on masticating and biting; what is the first thing you would look at, A. Occlusal height B. Contacts areas

Last Answer : A. Occlusal height

The MOST stable area to evaluate the craniofacial growth is: A. Nasal floor B. Cranial vault C. Occlusal plane D. Naso maxillary complex E. Anterior cranial base

Description : The MOST stable area to evaluate the craniofacial growth is: A. Nasal floor B. Cranial vault C. Occlusal plane D. Naso maxillary complex E. Anterior cranial base

Last Answer : E. Anterior cranial base

What is NOT TRUE about occlusal trauma: A. Cemental tears B. Bone loss C. Mobility D. True pocket formation E. Bleeding in periodontal ligament

Description : What is NOT TRUE about occlusal trauma: A. Cemental tears B. Bone loss C. Mobility D. True pocket formation E. Bleeding in periodontal ligament

Last Answer : D. True pocket formation

Reduced occlusal area means: A. More fracture potential for amalgam B. Less fracture potential for amalgam C. Pulpal involvement D. Perio involvement E. None of the above

Description : Reduced occlusal area means: A. More fracture potential for amalgam B. Less fracture potential for amalgam C. Pulpal involvement D. Perio involvement E. None of the above

Last Answer : B. Less fracture potential for amalgam

Ala-Tragal line is:** A. The line running from the tragus of the nose to ala of the ear B. A guide used to orient the occlusal plane C. Parallel to Frankfurt horizontal plane D. A guide to the occluding face height in complete denture.

Description : Ala-Tragal line is:** A. The line running from the tragus of the nose to ala of the ear B. A guide used to orient the occlusal plane C. Parallel to Frankfurt horizontal plane D. A guide to the occluding face height in complete denture.

Last Answer : B. A guide used to orient the occlusal plane

What is the relationship of the retentive portion of the partial dentures retainers to the survey line of abutment: A. Gingival /Below/ B. Occlusal /Above/ C. No relation

Description : What is the relationship of the retentive portion of the partial dentures retainers to the survey line of abutment: A. Gingival /Below/ B. Occlusal /Above/ C. No relation

Last Answer : A. Gingival /Below/

Retention for occlusal amalgam cavities in premolars is BEST provided by A. Slightly undercutting of walls with inversed cone bur B. Mesial and distal undercuts C. Buccal and lingual undercuts

Description : Retention for occlusal amalgam cavities in premolars is BEST provided by A. Slightly undercutting of walls with inversed cone bur B. Mesial and distal undercuts C. Buccal and lingual undercuts

Last Answer : C. Buccal and lingual undercuts

The pulpal floor of the Class II cavity for a mandibular first premolar should be: GA.Parallel to occlusal plane B. Perpendicular to long axis C. Tilted lingually

Description : The pulpal floor of the Class II cavity for a mandibular first premolar should be: GA.Parallel to occlusal plane B. Perpendicular to long axis C. Tilted lingually

Last Answer : GA.Parallel to occlusal plane

The principal factor involved in oral para-function is related to: A. Periods of stress B. Occlusal pre-maturities during mandibular closure

Description : The principal factor involved in oral para-function is related to: A. Periods of stress B. Occlusal pre-maturities during mandibular closure

Last Answer : B. Occlusal pre-maturities during mandibular closure

In the construction of an RPD, guiding planes are created, A. Perpendicular to the occlusal plane B. Parallel towards the path of placement.

Description : In the construction of an RPD, guiding planes are created,  A. Perpendicular to the occlusal plane  B. Parallel towards the path of placement. 

Last Answer : B. Parallel towards the path of placement.

Which is the MOST common local factor in the aetiology of periodontal disease: A. Occlusal trauma B. Calculus C. Brushing habits D. Coarse food

Description : Which is the MOST common local factor in the aetiology of periodontal disease: A. Occlusal trauma B. Calculus C. Brushing habits D. Coarse food

Last Answer : B. Calculus