Common Questions in SLE

الرحيم الرحمن الله بسم

الهيئة لـ الشامل االختبار أسئلة من سؤال ( 225) عن عبارة الملف أطباء تجميع من األسئلة وجميع. الصحية للتخصصات السعودية

Dr.SoSo لـ األساسي والموضوع سعود الملك جامعة 2008 االمتياز. االمتياز وطبيبات أطباء من ومجموعة

وترتيبة تنسيقة بإعادة وقام( العتيبي سعود) الملف هذا بإعداد قام (al.sul6an )

هذه إجابات عن البحث في شاركوا اللذين للدكاترة الشكر كل: وهم األسئلة

(Dr. SoSo , S.M.K , فــهــد., مانشستراوي عبدالله أمل , dr.330, الـنفيعي ســـــاميه, دوى, د

,Pedodontist , شعنونة, نااااجح طبيب )

: النقاش موضوع ولمشاهدة

http://www.cksu.com/vb/t100804/

للجميع بالتوفيق

18 – 2 – 2010

Sultan) :

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1-what is the cavo-surface angle of prep for amalgam resto...a-30 degreeb- 60 degree** c- 90 degree *** d- 130 degree

2- when you do amalgam finishing.....a- immediately** b- 24 hours later ***

3- when polishing amalgam rest .....1- avoid heat generation by using wet polishing paste2- wait for 24 hours3- all of the bove **

4- the roof of mandibular fossa consist of:*** a-thin compact bone b-spongy bonec-cancellous bone

Q5- what is the copper ratio that eliminates gamma phase 2:a- 2% copperb- 4% copperc- 10 % copper*** d- 13 % copper ***

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Q6- pit and fissure sealants are indicated to prevent dental caries in pits and fissure:a- in primary teethb- in permanent teeth*** c- a & b Q-7 what is the best instrument used for removing UN SUPPORTED enamel at the gingival wall of class II:a- chiselb- hatchet*** c- gingival marginal trimmer

Q8- teeth that have lost pits and fissure sealant show…a- the same susceptibility to caries as teeth that have not been sealedb- higher susceptibility than non sealed teeth***c- lower susceptibility than non sealed teeth d- the same susceptibility as teeth with full retained sealant

Q9- the periodontal tissue compromise which of the following tissue:a- gingiva and PDLb- gingiva and PDL & alveolar bone*** c- gingiva and PDL & alveolar bone & cementumd- gingiva and PDL & alveolar bone &

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cementum & enamel

Q- which of the following may cause gingival enlargement*** a- phenyntoin (dilantin ) b- cyclosporinec- nifedipine ( a calcium channel blocker)d- aspirine- none of the above

صح بس مو محطوطة ومابعرف ليش وغالبا b ,c هنا كمان سقطت سهوا من اللي نقلها بعد ماطلع من االمتحان ويجوز كانa.b.c في خيار انو الثالثة

Q- 11 the function of the periodontal ligament includea- mechanical functionb- formative functionc- nutritive functiond- sensory function*** e- all of the above

Q- 12 pt on treatment with steroids are placed on antibiotic after oral surgical procedure because****a- the pt is more susceptible to infection b- antibiotics are synergistic to steroidsc- antibiotic inhibits kerksheimer reaction d-antibiotic protect the pt from steroid depletion

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Q- 13 periodontally involved root surface must be root planed toa- remove the attached plaque and calculusb- remove the necrotic cementumc- change the root surface to become biocompatibled- all of the abovee- a & b only

هنا كمان غالبا كل االجابات صحيحة ألنو الزم يتحقق هذا الشي بعد المعالجة - اعادة االرتباط- ازالة المالط المتمو- جعل سطح الجذر سليما وحيويا

Q- 14 early squamous cell carcinoma of oral cavity present as:a- vesicleb- sessile massc- a red plaque *** d- an ulcer e- a white cauliflower like lesion

Q-15 which of the following lesions has more tendency to show well defined multilocular radiolucency:a- lateral periodontal cystb- squamous cell carcinoma of jaw bonesc- primordial cyst

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***d- ameloblastomae- osteomylitis of the mandible

Q- 16 firm, fixed neck nodes are most to be detected in association with:a- an ameloblastomab- a basal cell carcinoma c- an odontogenic fibroma*** d- a squamous cell carcinoma

Q- 17 Ankylosis:a- no PDLb- caused by traumac- extracted surgically*** d- all of the above

Q- 18 the following medical conditions may precipitate a syncope:1-hypoglycemia2- mild hyperglycemia3- anti hypertensive drugs with ganglionic blocking agent4- anti depressant therapya- 1 only is correctb- 1& 2 are correctc- 2,3 &4 are correct*** d-1,2,3 &4 are correct

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Q- 19 one of the main features of acute herpetic gingivostomatitis is the ulcers are confined to the attached gingival and hard palate:a- true***b- false

20 - Compomer restorative materials are:a. Glass ionomer with polymer components*** b. Resin systems with fluoride containing glassesc. Composite resin for cervical restorations only

21 -. A glossy finish is best retained on a:*** a. Micro filled composite resin restoration . b. Macrofilled resin restoration.c. Hybrid composite resin restoration.d. Fiber re -inforced composite resin restoration

22 . A class IV composite resin restoration should be finished with a:a. No. 330 Tungsten carbide bur.b. Mounted stone.***c. 12- fluted carbide bur . d. Coarse diamond point (stone).

23 The functions of cement bases are:1-To act alike a barrier against acids or thermal shocks.2-The minimal thickness, which is required, is 0.5 mm of base.a. 1 and 2.b. None of the above.

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*** c. 1 only . d. 2 only.

24 . It has been proven that amalgam restoration has the following characteristics:1- Micro leakage decrease with aging of the amalgam restoration.2- it is the least techniques sensitive of all current direct restorations.3-High dimensional changes.a. 1,2 and 3.b. 1 and 3.*** c. 1 and 2 . d. 2 only.

25. Silicate cement:1-First tooth colored restoration.2-It can be used as permanent filling.3-It contains 15 % fluoride.a. 1, 2 and 3.b. 1 and 2.*** c. 1 and 3 . d. 1 only

26. . The effects of natural fluoride versus added fluoride in reducing dental caries as it relates to the concentration are :a. Greater b. Less *** c. The same Q-27 radiographic diagnosis of bilateral expansile radio opaque areas in the canine-premolar region

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of the mandible is:a-hematomab- remaining roots*** c- tours mandibularis d- internal oplique ridge

Q28 - dental carries is an endemic disease "means that the disease is:a- occurs clearly in excess of normal expectancy**** b- is habitually present in human population c- affect large number of countries simultaneouslyd- exhibit a seasonal pattern

Q-29 in countries with higher annual population growth rates, the need for community –based preventive programs would be greater for:*** a- dental caries b-periodontal disease c- dentofacial anomalies d- dental floozies.

30 The functions of cement bases are:1-To act alike a barrier against acids or thermal shocks.2-The minimal thickness, which is required, is 0.5 mm of base.a. 1 and 2.b. None of the above.*** c. 1 only . d. 2 only

Q-31 the x- ray of choice to detect the proximal

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caries of the anterior teeth is:*** a - periapical x-ray b- bitewing x-rayc- occlusal x-rayd- non of the above

في نقاش بوحدا من النوط انو االسنان االمامية افضل وسيلة هي باالشعة المتألقة - بالعربي نسيت ايش ترجمتها بالضبط بس لما نشوف صيغة السؤال نالقي حدد d يعني الجواب رقماالكس راي حصرا ومعناتو الجواب هنا مثل مو مختار

Q-32 in terms of caries prevention, the most effective and most cost effective method is:*** a- community based programs b- private based programsc- individually based programs

Q- 33 radiographic examination in impacted teeth is useful to demonstrate:a- proximity of the roots to the adjacent anatomical structuresb- associated pathology*** d- all of the above

Q-34 the post operative complication after the removal of impacted third molar is:a- secondary hemorrhage b- swellingc- paind- alveolar osteitis*** e- all of the above Q-35 acute periapical abcess associated with

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*** a- swelling b- widening of PDLc- pus discharge

Q-36 epidemiology can be defined as :a- a study of special areas of the skin*** b- the study of the distribution and determinant of disease in manc- study of biological animalsd- study of disease in research laboratory

Q- 37 dental caries :a- is a transmissible disease b- is world wide in distributionc- can be prevented*** d- all of the above e- non of the above

Q-38 the most accurate impression material for making impression of an oral cavity is:a- impression compoundb- condensation type silicon*** c- polyvinyl siloxanes d- poly sulfide

39- At which location in enamel is the density of enamel crystals is lowest:a- Prismless enamel***b- DEJc-Center of enamel Prismsd-Edge of enamel Prismse-Facial enamel

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- 40The Function of cement bases are:1-act a like a barrier against acids or thermal shocks.2- The minimal thickness, which is required is .05 mm of basea-1+2b-none of the above*** c-1 only d-2 only

-41 A glossy finish is best retained on a:*** a- Micro filled composite resin restoration . b- Macro filled composite resin restoration.c-Hybrid composite resin restoration.d- Fiber re-inforced composite resin restoration.

42 in chronic suppurative periodontitis:a - pt. complain from moderate pain*** b- fistula with drain c- pulp polyp in open coronal carious lesion

43 blood supply of the palate is from:a- greater palatine arteryb-lesser palatine arteryc- facial arteryd- long sphenopalatine arterye- anatomising braches from all of the above except c

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هنا ماعندي الجواب الصح مافي كتاب تشريح جنبي وحتى بالموقع كان نقاشهم مو واضح للوصول للجواب الصح بس غالبا انا المشكلة كانت عندي ياشباب باللغة فرق بين انك e هوتدرس طول اخمس سنين بالعربي ويجي تمتحن اخر شي

يباالنكليز44 - mandibular branch of tigiminal nerve leaves the skull through:a- foramen rotundum*** b- foramen ovale c-superior orbital fissured-inferior orbital fissuree- juglar foramen

Q- 45 in terms of caries prevention, the most effective and most cost effective method is:*** a- community based programs b- private based programsc- individually based programs

Q-46 radiographic examination in impacted teeth is useful to demonstrate:a- proximity of the roots to the adjacent anatomical structuresb- associated pathology*** d- all of the above Q- 47 the post operative complication after the removal of impacted third molar is:a- secondary hemorrhage b- swellingc- pain

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d- alveolar osteitis*** e- all of the above

Q 48- acute periapical abcess associated with*** a- swelling b- widening of PDLc- pus discharge

Q-49 epidemiology can be defined as :a- a study of special areas of the skin***b- the study of the distribution and determinant of disease in manc- study of biological animalsd- study of disease in research laboratory

Q50 - dental caries :a- is a transmissible disease b- is world wide in distributionc- can be prevented*** d- all of the above e- non of the above

Q- 51 the most accurate impression material for making impression of an oral cavity is:a- impression compoundb- condensation type silicon*** c- polyvinyl siloxanes d- poly sulfide

Q- 52 formicrisol when used should be :a- full Saturated

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b- half saturated*** c- fifth saturated d- non of the above

Q- 53 the PH of the calcium hydroxide is:a- 7.2*** b- 12 c- 19d-5.5

Q- 54 the irrigation solution is good because:a- lubricate the canalsb- flushes the debrisc- non of the above*** d- all of the above

Q- 55 an 18 years old pt present complaining of pain, bad breath and bleeding gingival. This began over the weekend while studying for the final exam.the pt may have which of the following conditions:*** a- acute necrotizing ulcerative gingivitis b- rapidly progressive periodontitisc- desquamative gingivitisd- acute periodontal cyst

Q- 56 best way to select retainer for rubber dama- contact all surface of the tooth*** b- four points of contact two buccally and two lingually without rocking c- contact above the height of contour

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Q 57 - permeability of dentine:**a- bacterial products go through it**b- decrease by formation of smear layer**c- bacteria can go in هذا الجواب احتارو في العلماء

Q- 59 how can you prevent dental hyper sensitivity*** a- restoration by adhesion b- controlled by alcoholc- put sedative medication

Q- 60 overhanging restoration margins should be removed because:a- it provides ideal location for plaque accumulationb- it tears the gingival fibers leading to attachment lossc- stimulate inflammatory reaction directlyd- its removal permits more effective plaque controle- a & d*** e- a & d Q- 61 which of the following may be used to disinfect gutta percha pointsa- boilingb- autoclave*** c- chemical solutions d- dry heat sterilization

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Q- 62 the radiographic criteria used for evaluating the successes of endodontic therapy*** a - reduction of the size of the periapical lesion b- no response to percussion and palpation testc- extension of the sealer cement through lateral canalsQ- 63 the accesses opening for amaxillary premolar is most frequently*** a- oval b- squarec- triangulard- non of the above

Q-64 mandibular foramen in childrena- above the occlusal plane*** b- below the occlusal plane c- at the level

Q-65 a U- shaped radiopaque structure in the upper 1st molar x-ray is*** a- the zygomatic process b- maxillary sinus wall

Q-66 loss of sensation in the anterior 2/3 of the tongue is related to paralysis of*** a- lingual nerve b- hypoglossal nervec- chorda tympani nerve

Q- 67 long bone formed by endochondrial ossification while flat bone by membranous

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calcification and many bones by booth mechanisms*** a- true b-false

Q- 68 the choice of local anesthesia depend on :a- diameter of the nerveb- structure of the bonec- number of branches*** d- type of L.A agent chemistry

Q- 69 when you give inferior dental block for pedo pt the angulations for the needlea- 7 mm below the occlusal planeb- 5 mm below the occlusal planec- 7 mm above the occlusal plane*** d- at the occlusal plane

Q- 70 main use of dental fiossa- remove calculusb- remove over hangc- remove bacterial plaque؟؟***d- remove food debris؟؟***

Q – 71 The following are types of hamartoma except: - *** a-CementobLastoma b-Compound odontomac-Complex odontoma

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Q – 72 Most common Benign Tumer in oral cavity is: - a-Fibroma(AmdobLashic pibroma )

Q – 72 In hairy tongue, which taste buds increase in Length: *** a-FiLi form b-Fungi formc-Foliated-Circumvallates

Q – 79 Which most common salivary gland neoplasm: a-Pleomorphic adenoma

Q – 80 Ranula is associated with which salivary gland: a-submandiuLar gland*** b-sublingual gland

Q – 81 Ranula Can be treated by: - *** a-Excision b-Cauterizationc-Incisiond-Marsuplization

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82 - Which of the following spaces are bilaterally involved in Ludwig's angina?a-SubmandibuLar and masticatory spacesb-SubLinguaL+Lat.Pha.space**** c-SubmandibuLar+SubLinguaL+submentaL

-Q -83 Neoplasm that spread by Lymphatic from the angle of the mouth reach the:a-PreauricuLar Lymph nodes*** b-mental Lymph nodes *** c-submandibuLar Lymph nodes d-Pterygoid plexuse-juguLo-digastric node

Q – 84 In radiographs, which disease cause multiple radiolucenciesa-Hypothyroidism*** b-Hyperparathyroidism c-Ricket disease

Q – 85 Aplastic anemia is caused by:46- a-Tetracyclineb-penicillinc-Erythromycin*** d-Sulfonamide

Q 86- The movement of water across a selectively permeable membrane is called:*** a-Osmosis

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b-Active transportc-Filtrationd-Diffusion

Q87- Cell that can give more than one type:a- Fibroblastb- Odontoblast*** c - Mesenchymal cell Q 88 - high rate of fractures at canine area in the mandible due to:a- cahnge direction of forces accuring here*** b - long canine root c- lower boreder is thin in this aread- alveolus is thin in this areaشخصيا كمان الجواب االول صح ألنو تغير اتجاه القوة يحدث بهاي المنطقة والمهم اذا ما كان في خيار يقول انو االثنين صح فنختار طول الجذر ألنو االصح

Q 89 - what is the amount in mg in 1.8 ml of xylocaina- 20 mg/mlb- 1.8 mg/ml*** c- 3.6 mg

Q 90 -non odontogenic Lesion similar to Endo Lesion: - a-Hyperparathyroidism*** b-initial stage of comental dysplasia c-ossifying Fibromad-Dentigeaus cyste-ameLobLastoma

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f-Lateral periodontal cystj-myxoma & Hemangieoma

Q 91 -Which virus is present in the patient's mouth all his Life? - a-Herpes Simplexb-Herpes zosterc-varecilla Virus**** d-None of the above

Q 92- The scientific evidence in dictating that oral Lichen pLanus is a "premalignant Lesion" is:a-Very strongb-Non-existentc-Moderately strong*** d-Weak

Q 93 - Infection is more dangerous in children than adult because*** a-marrow spaces are wide b-Affect growth centrec-Hypo calcification in enamel

Q 94 - years old child present with bilateral swelling of submandibular area, what could be the disease:a-Fibrous dysphasia*** b-Cherubim c-polymorphic adenoma

Q 95 - AchiLd came to the clinic with continuous

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involuntary movement of his head and extremities and difficulty in vocal communication;the condition is described as:a-Epilepsy*** b-Cerebral palsy

Q 96 Odontogenic infection can cause Least complication: - a-Pulmonary abscessb-Peritonitisc-Prosthetic valve infection*** d-cavernous sinus thrombosis

Q 97 - The Common disease affecting the submandibuLar salivary gland is:*** a-salivary calculi b-pleomorphic adenomasc-Viral sialoadenitisd-Infected sialoadenitis

Q 98 -The most frequent cause of failure of a cast crown restoration is:a- failure to extend the crown preparation adequately into the gingival sulcusb- lack of attention in carving occlusal anatomy of the tooth*** c- lack of attention to tooth shape, position, and contacts

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d- lack of prominent cusps, deep sulcus, and marginal ridges.

Q 99 - Polyether impression materials:a- are less stable dimensionally than poly sulfide rubberb- are less stiff than poly sulfide rubber**** c- can absorb water and swell if stored in water

Q 100 an anterior fixed partial denture is contraindicated when:a- abutment teeth are not cariousb- an abutment tooth is inclined 15 degrees but otherwise sound*** c- there is considerable resorption of the residual ridgesd- crown of the abutment teeth are extremely long owing to gingival recession

Q 101 - the most accurate impression material for making the impression of an onlay cavity:a- impression compoundb- condensation type silicone*** c- polyvinyl siloxane d- polysulfide

Q 102 - for the ceramometal restorations,the type of finish line is:*** a- chamfer b- beveled shoulder

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Q 103 adjustment of contact point :a- pincile*** b- shim stock c- siloicon spray indicatord- dental flosse- non of the above

Q – 104 benefits of opaque porcelain layer:a- bonding the metal structureb- initiating the color*** c- a & b

Q – 105 orthognathic ridge relationship (class II) present several problems which should be taken into consideration when constructing a complete denture prosthesis. These include all EXCEPT:*** a- require minimum interocclusal distance b- have a great range of jaw movementc- require careful occlusion, usually cuspless teeth are indicated

Q – 106 planning centric occlusion for complete denture, it is advisable to have:*** a- 1-2 mm of vertical and horizontal overlap of upper and lower anterior teeth with no contactb- definite tooth contact of upper and lower anterior teeth in order to facilitate the use of anterior teeth for incision

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Q – 107 the distal palatal termination of the maxillary complete denture base is dictated by the:a- tuberosityb- fovea palatinec- maxillary tori*** d- vibrating line e- posterior palatal seal

Q 108 -an examination of the edentulous mouth of an aged pt who has worm maxillary complete dentures for many years against six mandibular teeth would probably show:a- cystic degeneration of the foramina of the anterior palatine nerve*** b- loss of osseous structure in the anterior maxillary archc- flabby ridge tissue in the posterior maxillary archd- insufficient inter occlusal distance

Q 109 - the posterior seal in the upper complete denture serves the following functions:a- it reduces pt discomfort when contact occurs between the dorsum of the tongue and the posterior end of the denture baseb- retention of the maxillary denturec- it compensate for dimensional changes which occur in the acrylic denture base during processing*** d - …..& b are correct .....المرجعb & c لقيتهم مذكورين في الdecks>>> بس a كمان شكلها

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..انا اختارها all of the aboveصح...لو فيهQ 110 - balanced occlusion refers to:a- the type of occlusion which allows simultaneous contact of the teeth in centric occlusion only*** b- the type of occlusion which allows simultaneous contact of the teeth in centric and eccentric jaw positionsc- a type of occlusion which is similar to the occlusion of the natural teeth

Q 111 -the indication for the use lingual plate major connector include:a- for the purpose of retentionb- when the lingual frenum is high or when there is a shallow lingual sulcusc- to prevent the movement of mandibular anterior teeth*** d- all of the above

Q 112 in registering the vertical dimension of occlusion for the edentulous pt, the physiological rest position:a- is equal to the vertical dimension of occlusionb- may be exceeded if the appearance of the pt is enhancedc- is of a little importance as it is subjected to variations*** d- must always be greater than vertical dimension of occlusion

Q 113 - three weeks after delivery of a unilateral distal extension mandibular removable partial

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denture, a pt complained of a sensitive abutment tooth, clinical examination reveals sensitivity to percussion of the tooth, the most likely cause is:*** a-defective occlusion b- exposed dentine at the bottom of the occlusal rest seatsc- galvanic action between the framework and an amalgam restoration restoration in the abutment tooth

Q 114 -to enhance strength properties of ceramo metal restoration, it is important to:a- avoid sharp or acute angles in the metal structureb- build up thick layer of porcelainc- porcelain should be of uniform thickness and any defect of the preparation should be compensated by the metal substructured- compensate any defect in the preparation equally by porcelain and metal substructuree- 1 & 2 are correct***f- 1 & 3 are correctg- 2 and 4 are correct

Q 115 - the finish line of the core should be:a- at the finish line of the final restoration*** b- at contra bevel c- at gingival leveld- tapered with prepared tooth shape

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Q 116 - nausea is a complaint that a new denture wearer might encounter. It may result from:a- thick posterior borderb- denture under extendedc- denture slightly over extended*** d- a & b are correct

Q 117 - to a great extent, the forces occurring through a removable partial denture can be widely distributed and minimized by the following methods:*** a- proper location of the occlusal rests b- selection of lingual bar major connectorc- developing balanced occlusiond- all of the above

Q 118 - wich cranial nerve that petrous part of temporal bone houses:a-trigeminal n.*** b-facial n . c-vagus n. d-vestibalcochealer n.

Q 119 - ligaments associated with TMJ:

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a-tempromandibularb-sphenomandibularc-stylomandibular*** d-all of the above

Q 120 -Eruption cyst "eruption hematoma" can be treated by: - ***a-No treatmentb-Immediate incisionc-Complete uncoveraged-Observe for one week then inciseQ 121 - Cholesterol crystals are found in:12- a-Keratocyst*** b-Periodontal cyst

Q 122 - Most commonly dentigerous cysts are associated with:15- a-Unerupted permanent maxillary canines*** b-Unerupted mandibular third molars

Q 123- Histopathologically , dentigerous cyst Lining epithelium may be:a-CuboidaL in type*** b-Stratified squamous in type c-Reduced enamel epitheliumd-ALL of the above

Q 124 ThyrogLossaL duct cysts: - a-Are only found in the posterior tongueb-Clinically present in the Lateral neck tissue

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***c-May be found anywhere along the pathway of the embryonic thyrogLossaL ductd-Are sometimes called Lympho-epithelial cysts

Q 125 - Which of the following is a benign epithelial neoplasm? a-Rhabdomyomab-Fibromac-Lipomad-Granular Cell tumor*** e-Keratoacanthoma Q 126 - Unilateral swelling + slowly progressing Lesion on the Left side of the mandible. This could be:a-osteomab-CementobLastoma*** c-Ossifying Fibroma d-Osteo-sarco

Q 127 - Most common site of oral squamous cell carcinoma; - *** a-Postero-LateraL border of tongue b-Floor of the mouthc-Buccal mucosad-Lipe-Skin

Q 128 - Apical periodontal cyst arise from: - a-Hertwig sheath*** b-Epithelial cell rest of malassez

Q 129 -Which is the most Likely cause of

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periodontal cyst? a-Cell Rest of Malassezb-Cell rest of serss*** c-Cell of Hertwig sheet

Q 130 - The process of attraction of NeutrophiLs to a site of Local tissue injury is called:a-Phagocytosisb-Diapedesis*** c-Chemotaxis d-Epistaxis

Q 140 - Action of Histamine:6-**a-Vasodilatation**b-Permeability**c-Chemokinesis***d-bronchospasm

Q 141 -Formation of latral periodontal cyst due toa-Nasolacrimal cystb-Hertwig's epithelial root sheathc-Epithelial rest of maLassaz**** d-The epithelial rests or glands of Serres

Q 142 - the following structures open into the middel meatus:a-nasolacrimal ductb-posteror ethmoidal sinusc-maxillary sinusd-sphenoid sinuse-anterior ethmoidal sinus1- a,b &d2- a & b

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***3- c & e 4- all of the above

Q 143 - mastoid process is part of:*** a-temporal bone b-parital bonec-occiptal boned-frontal bone

Q 144 -The term acanthosis refers to: -a-A decreased production of keratinb-An increased production of keratin*** c-An increased thickness of the prickle cell zone (stratum spinosum ) d-None of the above

Q 145 - The most common benign tumor in oral cavity is: -*** a-Fibroma b-Papilomac-Lipoma

Q 146 -The most common malignant tumors of the minor salivary glands are:a-Adenoid cystic carcinoma and adenocarcinomab-Adenoid cystic carcinoma and acinic cell carcinoma*** c-Mucoepidermoid carcinoma and adenoid cystic carcinoma d-Mucoepidermoid carcinoma and polymorphous Low grade adenocarcinoma

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Q 147- The moat common type of malignant bone tumor of the jaws is:a-Osteochondrosarcoma**** b-Osteosarcoma c-Leiomyosarcomad-Chondrosarcoma

Q 148- The majority of intra-oral squamous cell carcinomas are histologically:a-Poorly differentiated*** b-Well moderately differentiated c-Spindle cell in typed-Carcinoma in situ

Q 149 - Histopathologically , early verrucous carcinomas: - *** a-Have characteristic microscopic featuresb-can be confused with acute hypertrophic candidiasisc-Can be confused with Lichen pLanusd-Can be confused with chronic hypertrophic candidiasis

Q 150 - Histopathologically adenoid cystic carcinoma in characterized by islands of:a-Basophilic islands of tumor/cells that are intermingled with areas of pseudocartiLageb-Basophilic islands of tumor cells having a "Swiss cheese" appearance***???[ c-Basophilic islands of tumor cells having a

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"Swiss cheese " appearance and evidence of serous acinid-Basophilic islands of tumor cells that contain mucin and normal acini

Q 151 The risk of malignant change being present in epithelium is greatest in:a-Homogenous Leukoplakia*** b-Erythroplakia c-Chronic hyperplasic candidiasisd-Speckled Leukoplakia

Q 152 - Primary malignant melanoma of the oral mucosa: a-Always originates within the surface epithelium*** b-Mostly originates within the surface epitheliumc-Always originates from nevus cells in the connective tissued-Always originates from Langerhans cells within

Epithelium

)2009هذي أسئلة اضافية من النماذج الجديدة (اختبار مارس ..

[1]the body secret antibody against antigen using which cells

-T lymphocyte

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- B lymphocyte

[2]? in diabetic patient , periodontium affected by which cells-Neutrophil- Macrophages[3]. when take an x-ray to pregnant lady we use all of this method except:- digital x-ray-high sensitive film-cone??- 8 inch??-lead apron with thyroid collar

[4]when take x-ray we should stand :- 6 feet away in 90-135 angle [5]best measurement of periodontitis by:- pocket depth- bleedingattachment level- [6]- proximal caries should be opened when- confined within enamel….-pass DE junction-dentin lateraly- all of the above [7]-in a study ,it should???- Protect you against role of the statistician- Protect you against legal risksprotect against physical risks

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8-ethics of the study include all of the following except:

-privacy of all subjects-informed consent may be required or not-object if the subject refuse to take part of the study

9-clinical research??:-no diff b/w blind & double blind-if there's need of intervention

10-pit and fissure sealant:-new erupted teeth-deep fissure and pits in molarsproximal caries-a&b11. cause of angular chelitis:-loss vertical dimension pt have complete denture-autoimmune factors-............

12. ugly duckling stage:-9-11 years old

-13-15 years old7-9-

13- component of Gutta percha:

-50% Gp & 50%?

-20% Gp & 70% ZOE

??

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14. all are irrigation for canals except:

-naocl-RC prep

15. for post preparation we should leave ……mm of GP:

10mm--5mm

16.enamel caries :

-outer zone free of….?- outer zone contain high pores

17. most common bacteria causing caries:

- streptococcal mutans

18. proximal caries confined to enamel:

- prevention-observation-restore with G I

19- in community diagnosis and treatment program:

water flouridation-- ?? diagnose, prevent, treat-?

20- pass throw parotid gland:

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-facial nerve-facial arteries-external carotid viens

21. porcelain shrinkage after firing:- 1-5%-5-10%10-20%-

22. the cement under MOD amalgam have this character:-high modulus of elasticity(stiff)-low modulus of elasticity ( stiffness)-the high modulus of elasticity prevent of bonding and ??decrease tensile strength.- both a &c

23. radiographic radioulucency in the interradicular area:-invasion of furcation.-periodontal abcess-periodontal cyst

24. examination of pt health by the dentist:

to know the patients health to know what medications to give-??-- to know general health data

25.2 statement true or false:

RCT abutment of FPD have higher risk for fracture.abutment which have RCT in cantilever FPD have higher susceptibility to fracture-

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1st is true,2nd is false1st is false,2nd is true-

-both are false-both are true

26. both glass ionomer & polycarpoxylate cement contain:

-polyacrylic acid-ZOE powder

27.most frequent cause of fainting in dental office:

vaso-vagal shock-diabetes........

28-loss of consciousness most frequent cause:syncopeCO2 ...

29. most common cyst oral cavity:-radicularperidontal cyst-

30.ostomilitis most in:-maxilla-mandible

31. factors delay healing of wound:

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infection-torn wound edges--strain- all of the above

32. factor interfere with healing??:

poor suturing --infection??-

33. dry socket happen after:

-24 h-3-5days-1week-2weeks

34.compared to herpetic ulcers...aphthous ulcers are:-small size?-in mucosa liningleave scars..-

35. avulsion more important factor that affect reimplantation :

contaminated roots--time since the avulsion

36.nicotine stomatitis:

-palate…….hyper??hyperplasia -- rickl??like shape prominent …base…

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37. dentinogenisis imperfecta have all except:

-broken enamel-blue sclera-broken bone-super numerary teeth

38.most sign of fracture of mandible:

-nose bleeding-malocclusionparasthesia

39.hairy tongue is elongation of:-fungiform papilla-filiform

40-What supply the gingival buccal tissue of premolars,canines and incisors:

-long buccalinferior alveolar nervesuperior alveolar nerve-

41-drainage of tip of the tongue:

submandibular lymph nodes--submental

42.Cementum in cervical 2/3 have:

-acellular intrinsic fiber-acellular extrinsic fibercellular mixed fibersintermediate cementum-

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43.periodontal attachment contain of:

???-

??-

-epithilum, sulcus, connective tissue

44. pins are insert into:-enamel-dentin-DEJ-all

45. after etch enamel and bond it with 5th generation the strength of?:

-5-10Mp-25Mp-30Mp-100Mp

46.LA in mg if epinephrine 1:100 000 in 2% xylocaine:

.01 mg--1.8 mg-3.6mg

47. composite restoration that was matching in shade ,after one week it became much lighter..the reason could be:-……….light started photoinitation

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-absorption watershade selected after rubber dam-???-

48. disadvantage of digital x-ray except:

-large disk space Storage- clarity and resolutionexpensive--

49. treatment of fungal infections:penicillin-tetracycline-???--nystatin50. properties of ideal endo obturation material are all except:biocompatible--radiolucnt

51.vibrating line :

-b/w hard & soft palate-b/w mobile and non mobile soft tissue-????

52. pt have hyperventilation in clinic most couse:- reduced of CO2-increase CO2-anxiety

53. all relate to retention of maxillary complete denture except:

-tongue movement

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-type of saliva

54. most difficult of extract:mand. 3rd molar with mesioangular fused roots-??--mand 3rd molar with distoangular angulation with divergent curve roots-

55.very important part in endo treatment:

-complete depridment of the canal-56.perio endo lesion the primary treatment:- endo treatment-deep scaling and root planning

57.provisional luting cement:prevent restoration from dislodgement-?-?--sealing??

58. contra indication to extraction:

-cardiac pt-previous recent radio therapy??-

59. base of the flap should be wide for:

--??healing-better blood supply to the wound

60.supra calculus all true except:

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??-- easy to detach- has component of saliva

61.to prevent perio problem MOST effective method is:community program--removal of plaque-patient education

62. thickness of luting cement:??

100 micrometer--40micro meter-1mm

63. formacresol used in:- full concentration- 5th concentrationone fifth concentration

64. zinc phosphate cement:

-mechanical attachmentChemical

65. traditional Glass ionomer:

- mechanical bondingacid-base reaction

66.pontic design of an FPD:

-Same size buccolingually of the missing tooth-smaller than missing buccolingually

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wider buccolingually -non of the above

67. Maryland bridge:-use with youngto replace single missing tooth-?

68. false negative response of an electric pulp test given:-after traumaperiodontal disease-- in teenager

69. young with open apex examination test:-reliable-non reliableNon of the above???

70.primary teeth had trauma, tooth change in color become white yellowish ,what should u tell the parents:-pulp is dead-inflammation of pulp-calcification of dentinB&c

71. best media for the avulsed tooth:-milk-water

72-in enamel caries passing half of enamel:

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-leave it-restoration ?????

73-biological depth:crestal bone to gingival sulcus

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