PROMETRIC DENTIST EXAM 13 Welcome to DENTIST EXAM EXAM MODE Exam mode Enhance you to attend the Questions with a time limit. At the end of the exam you will get the result and you can review the correct answers Please click on the Next Button to Start the Exam Name Business Email Phone Number 8 years old pt. Had trauma to 8 presented after 30 minute of injury He had crown fracture with incipient pulp exposure what u do: Direct pulp capping Observe Pulpotomy Pulpctomy Irrigation solution for RCT ,when there is infection and draining from the canal is: Sodium hypochlorite Iodine potassium sodium hypochlorite and iodine potassium Doing CANTILEVERS, we consider all of the following EXCEPT: small in all diameters small occlusogingival length. high yield strength minimal contact Hint In onlay, stopping of cusp is 1.5-2 m.m: True False Patient came to dentist after previous stressful procedure complaining of burning & discomfort of his lip on examination u found lesions on the palate, diagnosis is: contact dermatitis herpes simplex allergy aphthous ulcer The inferior alveolar nerve is branch of: Mandibular nerve not divided Posterior mandibular alveolar nerve Anterior mandibular alveolar nerve. Hint Root most commonly pushed in max sinus : Buccal of 7 Distal of 6 & 7 Buccal of 6 Palatal of 6 Palatal of 7 Hint Surgery for ridges aim to: Vertical dimension. Speech Modify ridge for stability The narrowest canal found in a three root maxillary first molar is the: Mesio-buccal canal. Mesio-palatal canal. Disto-palatal canal Disto-buccal canal. Palatal canal. Hint The choice of local anesthesia depend on: Diameter of the nerve Type of L.A agent chemistry. Structure of the bone Number of branches Hint A child at dentation age is suffering from: diarrhea sleep disorders increased salivation Follow up of RCT after 3 years , RC failed best treatment is to: Extraction of the tooth Redo the RCT Apicectomy The optic foramen canal is a part of: Frontal bone Sphenoid bone Esthmoid bone Actual destruction of the micro organism in root canal attributed mainly to: Proper antibiotic therapy. Mechanical preparation and irrigation of the canal. Effective use of medicaments Natural defenses in healthy person Head and neck nevi with multi lesion is: Eagle syndrome. Albright syndrome Clinical failure of the amalgam restoration usually occurs from : Improper cavity preparation Faulty manipulation Both of the above None of the above Component of Gutta percha: 50% Gp & 50% ZOE 20% Gp & 70% ZOE Pain of short duration with hot and cold : dentin sensitivity apical periodontitis irriversible pulpitis chronic pulpitis Hint Which is contraindicated to the general anaesthia: patient with an advanced medical condition like cardiac child who needs dental care, but who's uncooperative, down's syndrome patient child with multiple carious lesion in most of his dent Patient came to your clinic complaining of pain, upon examination you can’t find a clue. What’s the next logical step to do in investigation Panoramic xray. CT Scan Regular tomography MRI Transverse fracture of developing teeth in the mixed dentition can be managed by: Forced eruption. Extraction and placement of a removable partial denture. Placement of single tooth. All of the above. Hint How can you prevent dental hyper sensitivity: Restoration by adhesion Controlled by alcohol Put sedative medication Most difficult of extract: Mand. 3rd molar with mesioangular fused roots Mand 3rd molar with distoangular angulation with divergent curve roots During examination 34 show gingival recession buccally, the least correct reason is: Frenum attachment Inadequate gingival. Pt is right hand brushee Occlusal force. The most common endodontic cyst is: Radicular cyst. Keratocyst Acute apical periodontitis Hint To locate the canal orifice use : barite probe round bur endo spreader endo file with curved tip Spontaneous pulpal pain is indicative of: Reversible pulpitis. Atrophic pulp. Hyperplastic pulp. Irreversible pulpitis. Neurotic pulp. Reciprocal arm in RPD help to resist the force applied by which parts: retentive arm. guide plane and Color Stability is better in: Porcelain Composite GIC Caries consist of: Bacteria Fluid Epithelial cells. Father for child 12 year pt <asked you about ,the age for the amalgam restoration of his child ,you tell him: 2 years all life 9 years 2 decades. Hint Laser core can be used in curing of composite: ND hene. Argon DNA only infect human but RNA doesn't infect human: True False Hint Which of the following would be clinically un acceptable as a primary of isolating a tooth for sealant placement: Cotton roll. Rubber dam. Vacejector moisture control system None of the above. Hint Which are the ways in which the proximal contacts can be checked? Use a pencil. Use a dental floss. Use a shim stock. Use a silicone checker. Only b & d. Factor interfere with healing: Poor suturing Infection The aim of treatment maintenance is: Prevent secondary infection Check tissue response. Hint When extracting all max teeth the correct order is: 87654321 87542163. 12345678 Hint The maximum dose of Xâ€ray exposure dose for radiographic technique: 100 milli roentgens per week. 300 roentgens per week. 10 roentgens per week. 100 roentgens per week. Hint Silane coupling agent: used with porcelain to enhance wetability of bonding. used with tooth and porcaline Hint Over extended GP should remove using: Over extended GP should remove using: surgery dissolving agent rotary or round bur Hint After completion of orthodontic treatment he came complaining of pain in 11 tooth radiograph show absorption in the middle third of the root of 11 wt is the proper management: Apply caoh at the site of resorption. Extract the tooth & do implantation Do RCT in a single visit Extract the tooth & reimplant it For etching 15 sec, for composite restoration use: 37% phosphoric acid. 15% fluoric acid. 3% sulfuric acid. Bonding agent for enamel we use: unfilled resin primer with resin modified glass ionomer primer & adhesive bonding agent resin dissolve in acetone or alcohol Which statement concerning sensitive teeth is false: Small dentin exposure can result in sensitivity. Oral hygiene habits and diet can contribute to clinical sensitivity problems. The extent of dental hard tissue loss always correlates with sensitivity. A wide variety of clinical condition can cause teeth to become sensitive. Treatment of gingival trauma from faulty oral hygiene is mainly: To advice the patient to change their faulty habits immediately Reassure the patient that it will disappear by it self. To buy a new brush. Post fracture decrease with: prefabricated post metal post ready made post casted post Best media for the avulsed tooth: Tap water. Milk HBSS Saliva Sharping of hand instrument mounted air driven better than unmounted due to : fine grit. sterilization ability to curve instrument Child came to the clinic with amalgam restoration fracture at isthmus portion, this fracture due to: Wide preparation at isthmus constricted isthmus High occlusal. shallow preparation Periodontally involved root surface must be root planed to: Remove the attached plaque and calculus. Remove the necrotic cementum. Change the root surface to become biocompatible All of the above. A & b only. Among the reasons that molar teeth are more difficult to treat endodontically than anterior teeth: Molar have more complex canal configuration. Molar tend to have greater canal curvature. None of the above. A and b. Hint Removal of Undermined Enamel in Class II cavity is done by : Chisel Angle former Excavator After class V GI restoration removal of a thin flush of GI is done by: Scaller or knife immediately Finishing stone later. Finishing stone immediately. Scale or knife later. A+B. A+D Examination of Pt health by the dentist: To know the patients health. To know general health data. To know what medications to give. All of the above. Pt have denture, after 5 year he complain of ulcer and inflammation in lower buccal vestibule. wt is the Dx: hypertrophic Frenum. epulis fissurment. Hint Child with anodontia and loss of body hair, the diagnosis is: Down's syndrome. Diabetic Ectodermal dysplasia. Fructose Polyvinyl siloxanes compared with polysulfide: Can be poured more than once. Can be poured after 7 days. Less dimensional stability. A and b. The PH of the calcium hydroxide is: 7.2 5.5 12 19 Hyperemia result in: Trauma of occlusion. All of short duration. Pain of short duration. Radiographic changes. Hint The average distance between the lingual surface of the maxillary anterior teeth and the buccal surface of the mandibular anterior teeth is: 1/2mm. 3mm 1mm 2mm The nerve which supply the tongue and may be anesthetized during nerve block injection: V XII VII IX Fluoride is not taken up systemically from which of the following sources: Water Topical applications of fluoride. Food Dentifrices Old pt came to replace all old amalgam filling he had sever occlusal attriation the best replacement is: composite full crowns amalgam cast metal restoration The most common activity associated with percutaneous injury of the dentist is: Suturing Trimming impressions Anesthesia injection Handpiece dig. Autoclaving technique is depending on: Dry heat. Steam heat Chemicals Small access opening in upper centeral incisor lead to: Complete removal of the pulp. Incomplete removal of the pulp. Conservative restoration. Mechanochemical prep'n during RCT main aim: widening of the apex master cone reaches the radiographic apex proper debridement of the apical part of the canal Clinical failure of the amalgam restoration usually occurs from: Improper cavity preparation Faulty manipulation Both of the above None of the above Hint The Most common odontogenic cysts in the jaws are: Radicular cyst. Keratocyst Hint In inflamed muocosa due to wearing denture to when do new denture : immediatly after week put tissue conditioning material and wait until the tissue heal and take impression after 2 When removing moist carious dentin which exposes the pulp, dentist should: do direct pulp cap do indirect pulp cap prepare for endo After class V GI restoration removal of a thin flush of GI is done by: Scaller or knife immediately. Finishing stone later. Finishing stone immediately. Scale or knife later. A+B. A+D. For root canal treated tooth u choose to put post & amalgam this depend on : remaining coronal structure root divergence divergence presence of wide root others Master cone doesn't reach the apex : ledge residual remenants 1&2 Irrigant that kills foecalis : naoh chlorohexidine mtad saline Masseter muscle extends from lower of border zygomatic arch to lateral border of ramus and angel mandible. True False The powder for GI cement contain: Sio2, Al2o3, caf. Sio2,zno, barium sulphate None of the above. In clinical research: Blind or double blind Offers no benefits to subject at risk Needs control Includes intervention Hint Most commonly, after placement of amalgam restoration PT. Complain from pain with: Hot. Sweet Galvanic shock. Cold Occlusal pressure Toothgerm of primary teeth arise from: Dental lamina. Epithelial cell of malassez Dental follicle Enamel organ. The most common location of percutaneous injury among dentist is: Hand Arm Face Elbow Most common site of squamous cell carcinoma: Posterolateral border of tongue. Skin Lip Floor of the mouth. Buccal mucosa. Patient with 5 years old denture has a severe gag reflex , upon history he says he had the same symptoms in the first few days of the denture delievery and it went all alone : patient has severe gag reflex patient has underlying systemic condition denture is overextende Which type of burs is the least in heat generation: diamond carbide titanium Which scalpel below is universally used for oral surgical procedures? Number 2 blade. Number 15 blade. Number 12 blade. Number 6 blade. Number 10 blade Primary malignant melanoma of the oral mucosa: Always originates within the surface epithelium Always originates from Langerhans cells within epithelium. Mostly originates within the surface epithelium. Always originates from nevus cells in the connective tissue The most common form of oral ulcerative disease is: HSV Minor aphthous ulcer. Major aphthous ulcer. Bahjet disease. Pulp with age: reduce collagen fiber Increase cellular in pulp decrease pulp chamber size Hypersensitivity is due to: Exposed dentine with opened dentinal tubules. Obliterated dentinal tubule AH26 is root canal sealer consist of: ZOE Epoxy resin. In recording manâ€max relation,the best material used without producing pressure is : Compound Bite registration paste Properties of ideal endo obturation material are all EXCEPT: Biocompatible. Radiolucent Which of the following spaces are bilaterally involved in Ludwig's angina? Submandibular + masticatory spaces Sublingual+Lat.Pha.space Submandibular+sublingual+submental. Hint Soft palate falls abruptly facilitate recording post dam, falls gradually make recording post dam difficult : two statement true first false, second true two false first true, second false A restoration of anterior teeth with RCT, abraded incisal edge & small M&D caries is by: Ceramometal crown Composite laminated. Veneer None of the above. Endocrine and exocrine gland : pancreas. sweat g salivary g pituitary gland thyroid g Hint Bass brushing has the advantage of the bristles enters in the cervical area , and it is recommended for all patients: both statements are true. first is wrong , second is true both statements are false first is true ,second is wrong Pit &fissure least effective with: tweny-four month year primary molar 2nd molar The cause of fracture in amalgam class II restoration is: Thin thickness at the marginal ridge. Wide flared cavity Deep cavity Be sure to click Submit Exam to see your results! Time's up Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.