Description : In removable partial denture, the principle of an indirect retainer is to: A. Stabilise against lateral movement B. Prevent settling of major connectors C. Restrict tissue movement at the distal ... base of the partial denture D. Minimise movement of the base away from the supporting tissue
Last Answer : D. Minimise movement of the base away from the supporting tissue
Description : The advantage of the silicone in soft relining material over ….. rubber is, A. Retains high flow B. Prevents the colonization of Candida albicans C. Resilient in long run D. Better bond strength
Last Answer : C. Resilient in long run
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
Description : Why would you invest the wax pattern as soon as possible in an indirect inlay fabrication: A. Minimise distortion B. Avoid contraction C. Avoid expansion
Last Answer : A. Minimise distortion
Description : Etching techniques are used always to: A. minimise the leakage of restorations B. for aesthetic considerations
Last Answer : A. minimise the leakage of restorations
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
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
Description : How long should acrylic self-cure special trays been made prior to taking impression: A. 12 hrs B. Immediately after fabricating it C. After been left in water for an hour D. Wait for an hour before pouring
Last Answer : A. 12 hrs
Description : What is TRUE: A. Boiling point of acrylic acid > boiling point of water B. Boiling point of acrylic acid is similar to that of water C. Boiling point of acrylic acid < boiling point of water
Last Answer : B. Boiling point of acrylic acid is similar to that of water
Description : The effect of the temperature rising above 100ºC on heat-cured denture-base acrylic resins is: A. Produces porosity on the external portion of the resin. B. Produces porosity on the internal portion ... porosity on the surface of the resin. D. Prevents porosity on the interior of the resin
Last Answer : B. Produces porosity on the internal portion of the resin.
Description : Self polymerising acrylic resins differ from heat cured resins because they exhibit: A. Higher molecules weight B. Higher content of residual monomers
Last Answer : B. Higher content of residual monomers
Description : Porosity in acrylic dentures is caused by, A. Contraction porosity in thickest point of the denture B. Insufficient pressure during flasking
Last Answer : A. Contraction porosity in thickest point of the denture B. Insufficient pressure during flasking
Description : In class II restorations, all of the following are considered to occur as probable causes of periodontal problems except: A. Flat ridge B. Faulty or not proper contour C. Not properly polished restoration D. Cervical wall is too deeply apical E. Overextension of lining in cavity
Last Answer : E. Overextension of lining in cavity
Description : Tetracycline hydrochloride conditioning of root surfaces in periodontal surgery is to: A. Sterilise the root surface B. May enhance binding of fibronectin and fibroblast C. Aids in re-mineralising the root surface D. Assist the biding of lamina dura E. Prevents post operative infections
Last Answer : B. May enhance binding of fibronectin and fibroblast
Description : What are the negative about acrylic plastic?
Last Answer : Answers is the place to go to get the answers you need and to ask the questions you want
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
Description : In which condition do you have to prescribe antibiotics prior to dental treatment: A. Rheumatic fever B. Sub-acute bacterial endocarditis C. By pass D. Valve replacement E. Uncontrolled diabetes F. All of the above
Last Answer : F. All of the above
Description : Prophylactic administration of antibiotic is indicated before oral surgery in patients with: A. Herpes simplex B. Whooping cough C. Bacterial endocarditis
Last Answer : C. Bacterial endocarditis
Description : An adult patient with a history of bacterial endocarditis requires prophylactic administration of antibiotics prior to removal of teeth. Indicate the pre-operative regimen:** A. Amoxicillin 2 gram ... orally six hours before operation C. Tetracycline 250-500 mg orally 2 hours before treatment
Last Answer : A. Amoxicillin 2 gram one hour before operation orally
Description : Von Willebrand disease is, A. Haemophilic disease B. Bacterial Endocarditis C. Congenital cardiac disease D. Rheumatic fever Decreased PTT, bleeding time prolonged, deficiency factor VIII
Last Answer : A. Haemophilic disease
Description : Plaque is considered as an infection because: A. Antibiotic therapy prevents or stop its formation B. Indication of bacterial activity C. It is common to both animal and human
Last Answer : B. Indication of bacterial activity
Description : What is the sequence from superficial to the deepest in dentine caries?* A. Zone of bacterial penetration, demineralisation, sclerosis, reparative dentine B. Zone of bacterial ... demineralisation, sclerosis. C. Zone of bacterial penetration, sclerosis, reparative dentine, demineralisation.
Last Answer : A. Zone of bacterial penetration, demineralisation, sclerosis, reparative dentine
Description : Which is more resilient than steel and rubber ?
Last Answer : Steel is more resilient than steel and rubber.
Description : In what way are carnivorous plants stronger and more resilient than other plants?
Last Answer : They don't rely solely on absorbing nutrients from the soilthey're planted in. They get most of their energy from the insectsthey trap.
Description : What light that strikes the following materials clear plastic aluminum foil and tissue paper?
Last Answer : What is the answer ?
Description : Let's say without drugs.
Last Answer : With lots of vitamins, exercise and enough rest. Eating can also be a lot to expect.
Description : The National Mission for Sustainable Agriculture (NMSA) aims at which of the following? a. Enhancing agricultural productivity, protection of resources such as land, water, biodiversity and ... mechanism. d. Providing Irrigation benefits to the farmers to ensure early completion of projects.
Last Answer : a. Enhancing agricultural productivity, protection of resources such as land, water, biodiversity and genetic resources by developing strategies to make agriculture more resilient to climate change.
Description : Using imprints from a plate with complete medium and carrying bacterial colonies, you can select streptomycin resistant mutants and prove that such mutations do not originate as adaptation. These ... minimal medium (c) only on plates with streptomycin (d) only on plates without streptomycin.
Last Answer : (d) only on plates without streptomycin.
Last Answer : (c) only on plates with streptomycin
Description : How resilient were early cars against hail storms?
Last Answer : I learned to drive on a 1954 Chevy BelAir. It was a tank. It had heavy steel as a body, not thin steel, aluminum or fiberglass. Hail might put a scratch on the paint, but the metal itself would have been difficult to dent.
Description : Is the idea that "children are resilient" real or a myth?
Last Answer : I think that children are resilient. In the face of most normal childhoods with parental mistakes abounding they grow up fine. Even in the face of abuse, they can grow up to be productive ... The saying also comes from children's ability to withstand physical pain and to bounce back from injuries.
Description : Pick out the correct statement. (A) Noise from ball mills can be dealt with by fibre glass lined enclosures (B) Noise from vibrating chutes can be reduced by lining the metallic chute with rubber (C) Noise ... cloth conveyor belts and rubber/plastic covered metallic rollers (D) All (A), (B) & (C)
Last Answer : (D) All (A), (B) & (C)
Description : The polysulfide rubber impression materials are: A. Not sensitive to temperature when curing B. Quite sensitive to temperature when curing C. Less sensitive to temperature than silicone rubber D. The same sensitivity to temperature as silicone rubber E. None of the above
Last Answer : B. Quite sensitive to temperature when curing
Description : Which one of the following is the major disadvantage of stone dies used for crown fabrication, A. They lack accurate reproduction of surface details B. Their overall dimensions are slightly smaller than ... of the stone D. The hazard of aspiration of toxic materials during trimming of the dies.
Last Answer : A. They lack accurate reproduction of surface details
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
Description : In removable partial dentures, the principle of an indirect retainer is that it: a. Stabilises against lateral movement b. Prevents settling of major connectors c. Restricts tissue movement at ... base of the partial denture. d. Minimises movement of the base away from the supporting tissue
Last Answer : d. Minimises movement of the base away from the supporting tissue
Description : Amalgam restoration, when do you have to replace it? a. Ditching of the edges. b. The probe penetrates the area between the margin and tooth tissue. c. Fissure of the surface of the amalgam. d. When there is chronic inflammation of the pulp.
Last Answer : c. Fissure of the surface of the amalgam.
Description : Denture stomatitis is commonly associated with, A. The continuous wearing of removable orthodontic appliances in otherwise healthy patient B. The proliferation of hypertrophic tissue at the denture ... overgrowth of some constituents of oral normal microflora D. Allergy to denture base material
Last Answer : C. The overgrowth of some constituents of oral normal microflora
Description : Which of the following is true in regard to smoking, A. Smokers keratosis is common but metaplasia activity is not recognised B. Redox potential is increased resulting in aerobic bacteria C. Tissue perfusion is decreased resulting in increased infection
Last Answer : A. Smokers keratosis is common but metaplasia activity is not recognised
Description : In the construction of a full veneer gold crown, future recession of gingival tissue can be prevented or at least minimised by, A. Extension of the crown 1 mm under the gingival crevice B. ... of the crown D. Slight under contouring of the tooth in the gingival one fifth of the crown
Last Answer : B. Reproduction of normal tooth incline in the gingival one third of the crown
Description : If aesthetic is not a concern what is the first thing to do to treat soreness under dentures, A. Take the denture off for a week B. Rinse the denture in nystatin C. Apply tissue conditioner
Last Answer : A. Take the denture off for a week
Description : The principal reasons for placing a gingival interproximal wedge in conjunction with a matrix for amalgam condensation are to: 1. separate the teeth slightly 2. keep the band tight at the gingival margin 3. contribute to the ... b. 1,2,4 c. 2,3,4 d. 1,3,4 e. all of the above
Last Answer : e. all of the above
Description : The biologic width is the distance between the A. Base of the gingival sulcus and the crest of alveolar bone B. Free gingival margin and the base of the gingival sulcus C. ... gingival margin and the mucogingival junction E. Free gingival margin and the base of connective tissue attachment
Last Answer : A. Base of the gingival sulcus and the crest of alveolar bone
Description : What is the Bilaminar Zone:** A. Formed of, or having, two laminae, or thin plates. Which is the distal attachment of superior hard lateral plate B. A vascular, innervated tissue that plays an important role in allowing the condyle to move foreward
Last Answer : B. A vascular, innervated tissue that plays an important role in allowing the condyle to move foreward
Description : X rays are used in endodontic treatment to: A. Aid in the diagnosis of periapical hard tissue lesion B. Determine the number, location, shape, size and direction of roots and root canals C. Confirm ... root canals D. Evaluate the adequacy of the complete root canal filling E. All of the above
Last Answer : E. All of the above
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
Description : The articular surface of the normal temporomandibular joint are lined with, A. A specially adapted, highly fibrous tissue B. Hyaline cartilage C. Chondroitin-6-phosphate D. Highly vesiculated tissues
Last Answer : A. A specially adapted, highly fibrous tissue
Description : In electro surgery, the tissue may stick to the electrode because of , A. The current intensity is too high B. The current intensity is too low
Last Answer : B. The current intensity is too low
Description : To remove the pulp tissue from a narrow canal, you can use: A. Barbed broach B. Small K-Type file C. Smooth broach D. Reamer s.
Last Answer : B. Small K-Type file
Description : Periodontal damage to abutment teeth of partial denture with distal extension can best be avoided by, A. Applying Stressbreakers B. Employing bar s on all abutment teeth C. Maintaining tissue support ... area E. Maintaining the clasp arms on all abutment teeth at the ideal degree of tension
Last Answer : C. Maintaining tissue support of the distal extension