Why do you extract lower 8’s by directing the extraction lingually:** A. Because of the roots direction B. Thinner bone C. Lingual deviation

Why do you extract lower 8’s by directing the extraction lingually:**
A. Because of the roots direction
B. Thinner bone
C. Lingual deviation
by

1 Answer

Answer :

B. Thinner bone
by

Related questions

For lower premolars, the purpose of inclining the handpiece lingually is to, A. Avoid buccal pulp horn B. Avoid lingual pulp horn C. Remove unsupported enamel D. Conserve lingual dentine

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Last Answer : A. Avoid buccal pulp horn

In which direction you would extract a deciduous upper molar: A. Rotation B. Buccally C. Lingually

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The bur should be tilted lingually when preparing the occlusal surface of class II cavity on a mandibular first premolar in order to: I. Remove unsupported enamel II. Prevent encroachment on the buccal pulp horn III. Prevent encroachment on the lingual pulp horn IV. Maintain dentinal support of the lingual cusp A. I and II B. I and III C. II and IV D. III and IV E. IV only

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How would you extract 35? A. Rotation B. Lingually C. Labially

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What technique is used in the extraction of permanent 1st molars: A. Rotation movement B. Lingual movement C. Buccal movement

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The first molars are extracted in both arches: A. The bone resorption will be the same for both arches B. Resorption is more on the palatal side of maxillary molars C. Resorption is more on lingual side of mandibular molars D. The ridge height resorbs more in maxilla than mandible

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Where does the bone resorption show in a pulp necrosis of a deciduous molar: A. At the root apex B. At the bifurcation C. On the buccal side of the tooth D. On the lingual side of the tooth

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Which direction does the palatal root of the upper first molar usually curve towards? A. Facial / buccal/ B. Lingual C. Mesial D. Distal

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Which muscle acts on the disto-lingual contour of lower denture: A. Mentalis B. Masseter C. Mylohyoid D. Buccinator

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To increase the stability of the lower denture, A. The occlusal plane should be below the tongue B. The occlusal plane should be above the tongue C. The lingual flanges should be concave

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the pulp horn most likely to be exposed in the preparation of large cavity in permanent molar tooth is,CHECK ITS VERY CONTROVERSIAL QUESTION A. Mesio–Lingual in upper first molars B. Mesio–Buccal in upper first molars C. Disto–buccal in lower first molars D. Mesio–Lingual in lower first molars E. Mesio- Buccal in lower first molar

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Bitewing x rays are taken to assist in the detection of caries :** A. Occlusally B. Lingually C. Buccally D. Gingivally E. Interproximally

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Your patient has fainted, the signs are, blanched face, weak pulse, moist skin, shallow respiration; your first management is: A. 1 ml adrenaline subcutaneously B. Mouth to mouth respiration C. Nitro glycerine sub lingually D. Recumbent position; supine

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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

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When primary molars are prepared for stainless steel crowns, should the depth for reduction of the proximal surface be similar to the depth of the buccal and lingual surfaces? A. Yes; reduction of all wall is similar for best retention B. No, proximal reduction is greater to allow the crown to pass the contact area C. No, the buccal surfaces has the greatest reduction to remove the cervical bulge D. Yes, all undercuts are uniformly removed so that the steel crown can be seated E. No, because of lateral constriction, the lingual surface needs greatest reduction

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A primary molar has relatively un-resorbed roots encompassing the permanent tooth bud. What extraction technique would you use to avoid the inadvertent removal of a developing bicuspid

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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

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A patient presents to you with a history of local pain in the lower right posterior region, insisting that you extract his lower teeth. The teeth in question are vital without any pathology. You diagnosis is: A. Odontalgia B. Referred pain C. Trigeminal neuralgia

Description : A patient presents to you with a history of local pain in the lower right posterior region, insisting that  you extract his lower teeth. The teeth in question are vital without any pathology. You diagnosis  is:  A. Odontalgia  B. Referred pain  C. Trigeminal neuralgia 

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As far as localised alveolar osteitis is concerned; which one of the following is true? A. The incidence in the mandible and maxilla is similar B. The prophylactic prescription of antibiotics prior to extraction reduces the incidence. C. Excessive fibrinolysis is the likely aetiology D. Purulent exudate must be seen for a diagnosis and irrigation is mandatory E. Zn oxide eugenol and alvogyl dressing promote a rapid bone growth

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As far as localised alveolar osteitis (dry socket) is concerned; which one of the following is true? M07 A. The incidence in the mandible and maxilla is similar B. The prophylactic prescription of antibiotics prior to extraction reduces the incidence. C. Excessive fibrinolysis is the likely aetiology D. Purulent exudate must be seen for a diagnosis and irrigation is mandatory E. Zinc oxide eugenol and alvogyl dressing promote a rapid bone growth

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Last Answer : C. Excessive fibrinolysis is the likely aetiology

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.

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Which one of following statement about Overdenture is not correct: A. Greater occlusal loads can be applied by the patient B. Retention and stability are generally better than with conventional complete denture C. Alveolar bone resorption is reduced D. The retained roots are covered by the denture thus protecting them from caries and periodontal diseases

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Last Answer : D. The retained roots are covered by the denture thus protecting them from caries and periodontal diseases

On Xray hypoplasia of enamel is ( the enamel is thinner) A. radioluscent B. radiopaque C. can’t detect D. sometimes radiopaque, sometimes radioluscent

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The major cause of jacket crown breakage is, A. Inclusion of platinum foil B. Use of weak cementum C. Voids of porcelain D. Porcelain is thinner than 1mm

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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

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As far as surgical removal of wisdom teeth is concerned which of the following is true? a- Prophylactic prescription of antibiotic reduces dramatically the chances of infection. b- Raising a lingual flap will increases the incidence of neurapraxia but will reduce the incidence of neurotmesis with respect to the lingual nerve. c- Prophylactic prescription of dexamethasone will dramatically reduce post operative swelling. d- Inferior dental nerve injury is unlikely since the nerve passes medial to the wisdom tooth root. e- The use of vasoconstrictors in local anaesthetics will increase the chances of infection.

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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.

18 years old female weighting 52Kg and 163cm tall. On dental examination erosion of teeth on the most of her lingual surfaces is clearly showing. Dietary history revealed a daily rate of 5000 to 7000 Kcal/day. What is the most probable diagnosis? A. Alcoholism B. Drug abuse C. Bulimia D. Excessive smoking E. Diabetic mellitus type I

Description : 18 years old female weighting 52Kg and 163cm tall. On dental examination erosion of teeth on the most of her lingual surfaces is clearly showing. Dietary history revealed a daily rate of 5000 to 7000 ... . Alcoholism B. Drug abuse C. Bulimia D. Excessive smoking E. Diabetic mellitus type I

Last Answer : C. Bulimia

While removing the second primary molar of a 9 years-old child, the apical ¼ of the root fractures and stays in the socket, A. You will just leave it and observe it B. You take surgically by a lingual flap C. You try to take out by using a root apex elevator D. You use a fine-end forceps to take it out

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

In respect to Class V A. it occurs on the buccal groove (fissure) B. it occurs on the lingual groove (fissure) C. it is a result of bad oral hygiene

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Last Answer : C. it is a result of bad oral hygiene

In the preparation of Premolar class I cavity what is the best way of getting retention, A. Slightly done undercut of the mesial and distal walls B. Slightly done undercut of the buccal and lingual walls C. The convergence of the cavity walls

Description : In the preparation of Premolar class I cavity what is the best way of getting retention, A. Slightly done undercut of the mesial and distal walls B. Slightly done undercut of the buccal and lingual walls C. The convergence of the cavity walls

Last Answer : B. Slightly done undercut of the buccal and lingual wall

What is the neutral zone: A. The zone where displacing forces are neutral B. The zone where buccal and lingual forces are balanced

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Last Answer : B. The zone where buccal and lingual forces are balanced

You notice a radiolucent area close to the apex of the central incisor, on a second x ray the radiolucent area moves; it is likely to be: A. Cyst B. Abscess C. Granuloma D. Incisive foramen in sup lingual for amen inf

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Last Answer : D. Incisive foramen in sup lingual for amen inf

Ankyloglossia is caused by: A. Edentulous ridge B. Short lingual frenulum C. Short labial frenulum

Description : Ankyloglossia is caused by: A. Edentulous ridge B. Short lingual frenulum C. Short labial frenulum

Last Answer : B. Short lingual frenulum

What is NOT CORRECT in regard to the lingual nerve: A. It is posterior and medial to the inferior alveolar nerve B. It passes close to the mandibular 3rd molar C. It may be anaesthetised by the mandibular nerve block D. It provides supply to the lingual gingiva E. Supplies anterior 2/3 of the tongue

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Last Answer : A. It is posterior and medial to the inferior alveolar nerve

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

Class V lesions may originate: A. In lingual pits B. In buccal fissures C. Poor oral hygiene

Description : Class V lesions may originate: A. In lingual pits B. In buccal fissures C. Poor oral hygiene

Last Answer : C. Poor oral hygiene

Where would you expect to find the Mylohyoid in relation to periphery of complete denture: A. Mandibular buccal in the midline B. Mandibular lingual in the midline C. Mandibular disto buccal area

Description : Where would you expect to find the Mylohyoid in relation to periphery of complete denture: A. Mandibular buccal in the midline B. Mandibular lingual in the midline C. Mandibular disto buccal area

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The best space maintainer is: A. Lingual holding arch B. Pulpectomised primary tooth C. Band and loop maintainer

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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

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

The palatal pulp horn of maxillary molars is located: A. In the pulpchamber under mesiolingual cusp B. In the pulpchamber opposite the mesio distal fissure of the buccal cusp C. Under the disto lingual cusp

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To minimize the load on a free-end saddle partial denture: (distal extension saddle) A. Use teeth with narrow Buccal-Lingual dimension B. Use mucco-compressive impression

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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

To produce a stable correction of an upper labial segment in lingual crossbite; it is essential to:** A. Use fixed appliances B. Have adequate overbite C. Treat during growth D. Use posterior capping E. Increase vertical dimension

Description : To produce a stable correction of an upper labial segment in lingual crossbite; it is essential to:** A. Use fixed appliances B. Have adequate overbite C. Treat during growth D. Use posterior capping E. Increase vertical dimension

Last Answer : B. Have adequate overbite

As far as surgical removal of wisdom teeth is concerned, which of the following is true?**CHECK A. Prophylactic prescription of antibiotic reduces dramatically the chances of infection B. Raising a lingual flap will increases the incidence of neurapraxia but will reduce the incidence of neurotmesis with respect to the lingual nerve ADC M07 C. Prophylactic prescription of dexamethasone will dramatically reduces post operative swelling D. Inferior dental nerve injury is unlikely since the nerve passes medial to the wisdom tooth root E. The use of vasoconstrictors in local anaesthetics will increase the chances of infection.

Description : As far as surgical removal of wisdom teeth is concerned, which of the following is true?**CHECK A. Prophylactic prescription of antibiotic reduces dramatically the chances of infection B. Raising ... root E. The use of vasoconstrictors in local anaesthetics will increase the chances of infection.

Last Answer : C. Prophylactic prescription of dexamethasone will dramatically reduces post operative swelling