Following calcium hydroxide pulpotomy, the dentist would expect dentine bridge to form at, A. The exact level of amputation B. Level somewhere below the amputation C. Half way between amputation and apex D. At the apical region of the tooth

Following calcium hydroxide pulpotomy, the dentist would expect dentine bridge to form at, A. The exact level of amputation
B. Level somewhere below the amputation
C. Half way between amputation and apex
D. At the apical region of the tooth
by

1 Answer

Answer :

B. Level somewhere below the amputation
by

Related questions

A 10 years-old boy presents with a non-vital, non-mobile tooth. Treatment is: A. Pulpectomy with calcium hydroxide B. Pulpectomy with Zinc oxide eugenol C. Pulpotomy with formocresol D. No treatment is required if tooth is asymptomatic

Description : A 10 years-old boy presents with a non-vital, non-mobile tooth. Treatment is: A. Pulpectomy with calcium hydroxide B. Pulpectomy with Zinc oxide eugenol C. Pulpotomy with formocresol D. No treatment is required if tooth is asymptomatic

Last Answer : A. Pulpectomy with calcium hydroxide

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

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Last Answer : C. Calcium hydroxide pulpotomy

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.

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

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Last Answer : B. Pulpectomy

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

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What is contraindicated to the use of calcium hydroxide for pulp capping: A. Accidental exposure of pulp B. Carious exposure of pulp in otherwise asymptomatic tooth C. Carious exposure of pulp in tooth that has been painful for weeks

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On examination of an 8 years-old child you find 75 with carious exposure. On X-ray you find 35 missing. Your treatment is: A. Extraction of 75 allowing 36 to move mesially B. Pulpotomy on 75 and wait indefinitely C. Extraction of 75 and place a fixed space retainer to be replaced with fixed bridge. D. Extraction of 65 and 75

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Last Answer : B. Pulpotomy on 75 and wait indefinitely  

In preparing a very small proximal amalgam cavity on a molar tooth what would consider, A. Extend the cavity to the gingival margin B. Extend the cavity beyond the contacts areas C. Achieve at least 2mm in dentine D. Extend cavity just beyond dento enamel junction

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Last Answer : D. Extend cavity just beyond dento enamel junction

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Last Answer : A. You will just leave it and observe it

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Last Answer : B. Good if apex can be sealed

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Last Answer : A. Tenderness of tooth to pressure

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

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

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

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Last Answer : B. At the bifurcation 

In radiographs, an incipient carious lesion limited to the end of the proximal surface of a posterior tooth appears as: A. Radiopaque area B. Triangle with apex towards the tooth surface C. Larger in radiographs than actual lesion D. All of the above E. None of the above

Description : In radiographs, an incipient carious lesion limited to the end of the proximal surface of a posterior tooth appears as: A. Radiopaque area B. Triangle with apex towards the tooth surface C. Larger in radiographs than actual lesion D. All of the above E. None of the above

Last Answer : B. Triangle with apex towards the tooth surface

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.

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

The most accurate finding of pulpal pathology A. Radiolucency on the apical region B. Pain on hot or cold drinks C. he absence of response to pulp testing

Description : The most accurate finding of pulpal pathology A. Radiolucency on the apical region B. Pain on hot or cold drinks C. he absence of response to pulp testing

Last Answer : C. he absence of response to pulp testing

.In primary teeth, failure of Ca(OH)2 pulpotomy is MOST likely to produce:** A. External resorption B. Internal resorption C. Necrosis of the pulp D. Ankylosis

Description : .In primary teeth, failure of Ca(OH)2 pulpotomy is MOST likely to produce:** A. External resorption B. Internal resorption C. Necrosis of the pulp D. Ankylosis

Last Answer : B. Internal resorption

A child has sustained a traumatic exposure of primary central incisor, he presents to you for treatment two days after the injury. Which of the following should be considered? A. Pulpotomy and Ca(OH)2 B. Pulpotomy and formocresol C. Direct pulp capping D. Pulpectomy (RCT)

Description : A child has sustained a traumatic exposure of primary central incisor, he presents to you for treatment two days after the injury. Which of the following should be considered? A. Pulpotomy and Ca(OH)2 B. Pulpotomy and formocresol C. Direct pulp capping D. Pulpectomy (RCT)

Last Answer : D. Pulpectomy (RCT)

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Description : The initial priority in treatment of horizontal fractures is: A. Preservation of pulp B. Immobilisation C. Root canal treatment D. Calcium hydroxide treatment

Last Answer : B. Immobilisation

In bridge work, which of the followings terms is NOT CORRECT: A. A retainer could be a crown to which a bridge is attached to B. A connector connects a pontic to a retainer or two retainers to each other C. The saddle is the area of the edentulous ridge over which the pontic will lie and comes in contact with pontic D. A pontic is an artificial tooth as part of a bridge

Description : In bridge work, which of the followings terms is NOT CORRECT: A. A retainer could be a crown to which a bridge is attached to B. A connector connects a pontic to a retainer or two retainers to each ... lie and comes in contact with pontic D. A pontic is an artificial tooth as part of a bridge

Last Answer : C. The saddle is the area of the edentulous ridge over which the pontic will lie and comes in contact with pontic

Apical migration of the epithelial attachment followed by atrophy of marginal gingiva at the same level results in: A. False periodontal pocket B. Periodontal pocket recession C. Gingival cleft D. True pocket

Description : Apical migration of the epithelial attachment followed by atrophy of marginal gingiva at the same level results in: A. False periodontal pocket B. Periodontal pocket recession C. Gingival cleft D. True pocket

Last Answer : B. Periodontal pocket recession

Which of the following is a base (APEX)HI (hydroiodic acid)Ca(OH)2 (calcium hydroxide)H2CO3 (carbonic acid)HNO3 (nitric acid)?

Description : Which of the following is a base (APEX)HI (hydroiodic acid)Ca(OH)2 (calcium hydroxide)H2CO3 (carbonic acid)HNO3 (nitric acid)?

Last Answer : Ca(OH)2 (calcium hydroxide) (Apex)

for dental caries to progress in dentine, A. the dentine must contain soluble collagen B. enamel must contain glycoproteins C. diet must contain simple carbohydrate D. diet must contain polysaccharides E. pulp must contain complement

Description : for dental caries to progress in dentine, A. the dentine must contain soluble collagen B. enamel must contain glycoproteins C. diet must contain simple carbohydrate D. diet must contain polysaccharides E. pulp must contain complement

Last Answer : C. diet must contain simple carbohydrate

After the initial development stage and in the absence of pathology, the size of the pulp chamber has been reduced by, A. Deposition of primary dentine B. Deposition of secondary dentine C. Reparative dentine D. Pulp fibrosis E. Deposition of reparative dentine

Description : After the initial development stage and in the absence of pathology, the size of the pulp chamber has been reduced by, A. Deposition of primary dentine B. Deposition of secondary dentine C. Reparative dentine D. Pulp fibrosis E. Deposition of reparative dentine

Last Answer : B. Deposition of secondary dentine

Two central incisors on a radiograph are showing with what looks like eye drop radiolucency. You decided to start endodontic treatment on these teeth but when you tried to open access to the root canal you find clearly closed orifices with what look like secondary dentine. What is your initial management? A. Leave as it and start a permanent restoration. B. Start systemic antibiotic C. Try to ream and file canals

Description : Two central incisors on a radiograph are showing with what looks like eye drop radiolucency. You decided to start endodontic treatment on these teeth but when you tried to open access to the root ... and start a permanent restoration. B. Start systemic antibiotic C. Try to ream and file canals

Last Answer : C. Try to ream and file canals

While you finish a class I cavity, the enamel is sound but you notice a brown line in the dentine and on the Dento-enamel junction, what is your response, A. You leave it and complete the final restoration B. You extend your preparation and clean it C. You apply a cover of varnish

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Last Answer : B. You extend your preparation and clean it

Two conditions of enamel facilitate the post eruptive uptake of fluoride: A. Hyper mineralisation and surface dentine B. Surface demineralisation and hypo mineralisation C. Dental fluorosis and enamel opacities

Description : Two conditions of enamel facilitate the post eruptive uptake of fluoride: A. Hyper mineralisation and surface dentine B. Surface demineralisation and hypo mineralisation C. Dental fluorosis and enamel opacities

Last Answer : B. Surface demineralisation and hypo mineralisation

Acid conditioning of enamel and eroded dentine: A. Provides an none traumatic, conservative clinical approach to the bonding of restorative material B. Is a traumatic approach to bonding materials C. Is not a safe and simple method of bonding D. Bonding fails to produce a highly significant retention and good marginal integrity and clinical durability E. None of the above

Description : Acid conditioning of enamel and eroded dentine: A. Provides an none traumatic, conservative clinical approach to the bonding of restorative material B. Is a traumatic approach to bonding ... highly significant retention and good marginal integrity and clinical durability E. None of the above

Last Answer : A. Provides an none traumatic, conservative clinical approach to the bonding of restorative material

Which of the following is a radiographic feature of dentino-genesis imperfecta: A. Small pulp chambers and root canals, normal enamel B. Enamel is missing but dentine formation is normal C. Enamel and dentine show disturbances D. Pulp is normal but dentine is abnormal

Description : Which of the following is a radiographic feature of dentino-genesis imperfecta: A. Small pulp chambers and root canals, normal enamel B. Enamel is missing but dentine formation is normal C. Enamel and dentine show disturbances D. Pulp is normal but dentine is abnormal

Last Answer : A. Small pulp chambers and root canals, normal enamel

Which is the only dental tissue that loses its formative cells as it matures: A. Enamel B. Dentine C. Pulp D. Cementum

Description : Which is the only dental tissue that loses its formative cells as it matures: A. Enamel B. Dentine C. Pulp D. Cementum

Last Answer : A. Enamel

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Last Answer : A. First acid etching to dentine and then bonding agent

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

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Last Answer : C. Gingival area has a dentine background

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Description : On applying hypertonic fluid on the dentine, the transmission of fluid through tubules will be: A. From inside to outside B. From outside to insid

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Last Answer : B. Dentine and cementum

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Description : For dental caries to progress in dentine, A. The dentine must contain soluble collagen B. Enamel must contain glycoproteins C. Diet must contain simple carbohydrate D. Diet must contain polysaccharides E. Pulp must contain complement

Last Answer : C. Diet must contain simple carbohydrate

What is the main function of EDTA in endodontics? A. Decalcification of dentine B. Cleaning debris from root canal

Description : What is the main function of EDTA in endodontics? A. Decalcification of dentine B. Cleaning debris from root canal

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