FOLLOWING IS A LIST OF ABOUT 500 QUESTIONS BASED ON MEMORY OF STUDENTS WHO TOOK PART 2 IN 2006/07.SOME MIGHT BE INCOMPLETE AND NO ANSWERS THOUGH.YOU WILL FIND A LOT OF THESE QUESTIONS WHEN YOU TAKE YOUR EXAM.GOOD LUCK 1. Additional cured silicones (polyvinyl Siloxane) are often the materials of choice for impressions forfixed restorations. Each of the following is true about these materials except one. Which one is thisexception?a. give off ethyl alcohol during their setting reactionb. can be poured more than once and still remain accuratec. can be poured after 24 hours and still remain accurated. rebound from undercuts without permanent deformatione. may released hydrogen gas during setting

2. why is it advisable to dispense the liquid component of cement of cement immediately before mixing?a. to avoid absorption of moisture from the airb. to avoid spreading over a large area of the slabc. to allow tempering of the powder by the mixing slabd. to reduce the temperature influence of the mixing slabe. to prevent evaporation of the volatile components.

3 Which of the following is the typical interocclusal distance between opposing denture teeth at thephysiological rest position?a. 0.0-0.15 mmb. 2.0-4.0 mmc. 4.5-5.5 mmd 6.0-8.0 mm

4 As an X-ray tube operates, electrons carry energy from the cathode to the anode into which of thefollowing is MOST of this energy converted in the target?a. heatb. X rayc. Magnetismd. electricitye. visible light

5 Class II amalgam restoration has a overhang at gingival margin. This might have been caused by whichof the following?a. poor adaptation of the matrix bandb. poor carvingc. did not wedge the matrix band

6 At what age are all primary teeth normally in occlusion?a. 1.5-2.0 yearsb. 2.5-3.0 yearsc. 3.5-4 yearsd. >4 years

7 Larger condensers and laterally applied condensation forces are recommended to ensure completecondensation of which of the following amalgam types?a. admixedb. sphericalc. lathe-cutd. high-coppere. conventional

8) occlusal sealants succeed by altering which of the followinga. the substrateb. the bacterial typesc. the bacterial number

d. the bacterial virulencee. the host's susceptibility

10 probing depth can vary based on the degree of inflammationfrequently, the reduction in probing depth obtained after initial therapy reflects this changes, rather than atrue gain in clinical attachment.a. both statements are trueb. both statements are falsec. the first statement is true, the second statement is falsed. the first statement is false, the second is true

11 a major advantage to patient treatment with osseointegrated dental implants is a change in the pattern ofedentulous ridge resorption, which of the following is believed to be the reason for a more physiologicloading of the bonea. delayed loadingb. endosteal loadingc. sequential loadingd. progressive loadinge. mucoperiosteal loading

12 an 18 year old man complains of tingling in his lower lip. an examination discloses a painless, hardswelling of his mandibular premolar region. the patient first noticed this swelling three weeks ago.radiograph indicate a loss of cortex and a diffuse radiating pattern of trabeculae in the mass. which of thefollowing is the MOST likely diagnosisa. leukemiab. dentigerous cystc. ossifying fibromad. osteomae. hyperparathyroidism

13 increasing the amount of water in the mix of an improved gypsum die-stone will MOST likely result inwhich of the followinga. more expansion and more strengthb. more expansion and less strengthc. less expansion and more strengthd. less expansion and less strength

14 which of the following is recommended for treating the pain of tic douloureux (trigeminal neuralgia)?a. oxycodoneb. ibuprofenc. carbamazepined. hydrocortisonee. acetylsalicylic acid

15 which of the following is seen MOST frequently among temporomandibular-joint dysfunction patienta. depressionb. psychosisc. sociopathyd. schizotypical behaviore. passive-aggressive behavior

16 which of the following diagnostic criteria is the LEAST reliable in the assessment of the pulp status inthe primary dentitiona. swellingb. pulp testingc. spontaneous pain

d. internal resorption

17 which of the following explains why the Z-plasty technique used in modifying a labial frenum isconsidered to be superior to the diamond techniquea. it is less traumaticb. it is technically easierc. it requires fewer suturesd. it decreases the effects of scar contracture.e. it allows for closure by secondary intention

18 which of the following MOST accurately explains how biofeedback worksa. it reduced cognitive dissonanceb. it stimulates the sympathetic nervous systemc. it relaz and to some extent hypnotizes the patientd. it distracts and engages the patient in an active coping task.e. it enables the patient to gain control of certain physiological function

19 which of the following describes clindamycina. inhibits cell wall synthesisb. does not penetrate well into bony tissuec. it usually given in combination with erythromycind. is effective against gram-negative bacteria onlye. is effective against most anaerobes

20 dentists usually send their cemento-metal restoration cases to dental lab for fabrication. upon receivingthe cases, these technicians MOST frequently complain that thea. margines have been ill-definedb. teeth have been insufficiently reducedc. shades for the restorations have been inadequately describedd. impressions or models are inaccurate

21 which of the following characteristics of autism presents a major obstacle to successful dentalmanagement of an ambulatory patienta. impaired communicationb. apparent insensitivity to painc. lack of intellectual developmentd. inability to perform fine-motor activitiese. automation, such as hair twirling and body rocking

22 the prognosis for bleaching is favorable when the discoloration is caused bya. necrotic pulp tissueb. amalgam restorationc. precipitation of metallic saltsd. silver-containing root canal sealers

25 occlusal disharmony in newly inserted complete dentures MOST frequently results from which of thefollowinga. improper waxingb. overextension of bordersc. errors in registering jaw relationsd. changes in supporting structures following insertion of dentures

26 inflammation from periodontal disease usually extends to the bone marrow followinga. trauma from occlusionb. the nutrient canalsc. the periodontal ligamentd. the course of the vascular channels

27 how many hours per day should a cervical pull headgear be worn to achieve the MOST affective resultsa. 6

b. 8c. 10d. 12e. 14

28 which of the following outlines BEST describes the access cavity preparation on a mandibular molarwith four canalsa. ovalb. trapezoidalc. triangulard. round

30 which of the following represents in the classic sign or symptom of an anterior displaced disc withreductiona. painb. closed lockc. reciprocal clickd. temporal headachee. decreased range of motion

31 when evaluating an extension-base removable partial denture several years after delivery, the dentistshould apply loading forces to the base area. if an indirect retainer elevates from its rest seat under theseforces, then this indicated the need toa. tighten the claspsb. adjust the occlusionc. reline the base aread. remake the partial denturee. advise the patient to use a denture adhesive

32. current accept technique for reduced pocket depth except one, which one is exception?a. gingivectomyb. gingival curettagec. S & Rd. debridement surgerye. osseous surgery

33. When determining the appropriate dose of systemic fluoride supplement for a child, it is MOSTimportant for the dentist to consider which of the followinga. The fluoride content of the drinking waterb. the child’s diet and caries activityc. the child ago and the fluoride content of the drinking waterd. the child’s weight and the fluoride content of the drinking water.

34. which of the following statements about the bacterial etiology of enamel surface dental caries isINCORRECTa. caries is a transmissible bacterial infectionb. the presence of S. mutans in dental plague means the patient has cariesc. pits and fissures from which S. mutans can be cultured may not become carious

35. a patient who takes dicumarol is probably being treated fora. hypertensionb. angina pectorisc. coronary infarctd. paroxysmal tachycardiae. congestive heart failure

36. the retentive tip of a clasps arm is placed in an undercut BECAUSE a flexible arm is BEST suited forreciprocationa. both the statement and the reason are correct and relatedb. both the statement and the reason are correct but NOT relatedc. the statement is correct, but the reason is NOT

d. the statement is NOT correct, but the reason is correcte. NEITHER the statement NOOR the reason is correct

37. which of the following bacteria responsible for odontogenic infections are capable of adapting to eithera high or low oxygen containing environmenta. enteric organismb. obligate anaerobesc. facultative organismd. synergistic organisme. microaerophilic organism

38. which of the following injuries to the teeth MOST often results in pulpal necrosisa. avulsionb. concussionc. lateral luxationd. intrusive luxatione. extrusive luxation

39. which of the following physical signs indicates severe CNS oxygen deprivationa. dilated pupils with increased light reflexb. pinpoint pupils with increased light reflexc. dilated pupils with an absence of light reflexd. pinpoint pupils with an absence of light reflexa. porphyriab. progeriac. acrodyniad. cystic fibrosise. congenital heart disease answers of questions, 1. A 2. A 3-B 4-B 5-C 9-E 10-A 13-D 14-C 15-B 16-B 17-D19-D 20-D 21-A 22-A 25-C 26-D 27-C ( Not sure) 28-C 30-C 33-A 34- A, B

35-C 36-C 37-C 38-C 39-C

last question is incomplete.

41)19 year - old man has a deep, carious lesion on a mandibular first molar. He has no histroy of spontaneous pain but the tooth is sensitive when he eats candy and drinks cold drinks or chews in the quardent. On examination tooth respond to electric pupl tester and is not sensitive to percussion or palpation. The tooth is restorable, no periodntal or occlusal probems are evident.

Q. The definitive diagnosis is1. reversibile pulpitis with acute apical periodontitis2. reversibile pulpitis with normal apcal tissue3. irrversibile pulpitis with normal apical tissue4. irrversible pulpitis with acute periodontitis5. NOne of the above. there is not enough information to make a definitive diagnosis

Ans - 541) Which of the folllowing statements describe composite resinsI They can be placed and finished in the same appointment.II. They are more color stable than unfilled resins.III. They are similar to Amalgam with respect to coefficient of Thermal expansion.IV. The finished surface tends to be somewhat rough.Answer- A - I , II B. I ,IV C. I, III IV , D. II , III , E. II , III ,IV F. All the above

2) Pulpal irritation would not be expected from a restorative material , provided the minimum thickness of the material wasA 0.2 mm B. 0.5 mm C. 1 mm D. 2 mm E. 3 mm 3 ) Two adjacent cavities involving the contact may be prepared and restored with composite resins in the same appointment as-A. The chances of maintaining the contact are greatly enhanced

B.The can be packed using one mixC.this conserves operating time.D. placement and finishing can be completed in the same appointment.E. All the above.

4) A young patient receiving endodontic therapy on the maxillary left central incisor. The tooth now is indicated for an esthetic pin retained restoration as interim treatment. Which of the following kinds of pins may be used.I. Self threading pinsII Friction lock pinsIII Serrated cemented pinsIV Self shearing pinsV. Non serrated cemented pinsANSWER - A. I , III B. I , V C. II , III D. II , V E. III , IV F. III, V 45) degeneration of the myelin sheath of the peripheral nerves in a diabetes may be manifested intraorallya. causalgia and neuralgiab. acanthosis and acantholysisc. vesical and ulcer formationd. glossopyrosis and glossodynia

46) dentist is doing research on 5 unrelated patient with different background. He record data ……etc.dentist is doing what kind of research?a. clinical trialb. cohortc. sectional 47) which is the acronym for a patient management systema. recruitb. successc. optimum

48) #29,30,31 all need DO amalgam, which one do first ?

49) top of the implant is what mm from adjacent CEJa. 2-3mmb. 4-5mmc. 7-8mmd. 5-6mm

50)what metal help chemical bond to porcelain

51)daily cleaning of the root surface by the patient has been shown toa. cause root sensitivityb. cause root resorptionc. stimulates the epithelial attachmentd. allow remineralization of the root surface. 52) persistent and repetitions questions asked by an 8 years old patient during treatment are aa. attempted to delay treatmentb. medication of hyperactivityc. sign that child may be autisticd. expression of the child’s curiosity about the dental treatment

53) what does the moyers probability chart predict when a transitional dentition analysis is performed?a. the widths of mandibular anterior teethb. the space available for permanent canine and premolarc. the width of permanent canines and premolarsd. the space needed for alignment of permanent mandibular central and lateral incisors

54)Which of the following exhibits the MOST personal behavior by the dentist

A. leaning toward the patientB. facing directly toward the patientC. being seated 2 feet from the patient

D. touching the patient gently on the arm

\55) a radiographic exanimation reveals a radiolucent area in the region of the mandibular left third molar. The third molar is not present. The clinical differential diagnoses included all of the following EXCEPT one which one is this EXCEPTIONa. ameloblastomab. residual cystc. odontogenic keratocystd. dentigerous cyste. odontogenic myxoma

56)which of the following should be included to ensure the BEST prognosis in the management of localized juvenile periodontitisa. systemic antibioticb. chlorhexidinec. high dose of vitamin Cd. free gingival graftse. peroxide rinses

57) to expose a mandibular lingual torus of a patient who has a full complement of teeth, the incision should toa. semilunarb. paragingivalc. in the gingival sulcus and embrasure aread. directly over the most prominent part of the toruse. inferior to the lesion, reflecting the tissue superior

58) what are the advantages of direct bonding brackets over the conventional ortho band or bracketsa. easier b better OH c. no separation d. all of the above

59) an 18 year old man complains of tingling in his lower lip. an examination discloses a painless, hard swelling of his mandibular premolar region. the patient first noticed this swelling three weeks ago. radiograph indicate a loss of cortex and a diffuse radiating pattern of trabeculae in the mass. which of the following is the MOST likely diagnosisa. leukemiab. dentigerous cystc. ossifying fibromad. osteomae. hyperparathyroidism

60)which of the following MOST accurately explains how biofeedback worksa. it reduced cognitive dissonanceb. it stimulates the sympathetic nervous systemc. it relaz and to some extent hypnotizes the patientd. it distracts and engages the patient in an active coping task.e. it enables the patient to gain control of certain physiological function

61)which of the following characteristics of autism presents a major obstacle to successful dental management of an ambulatory patienta. impaired communicationb. apparent insensitivity to painc. lack of intellectual developmentd. inability to perform fine-motor activitiese. automation, such as hair twirling and body rocking

62) the anterior maxillary incisors of a middle-aged patient can be given a younger appearance by selective grinding of the enamel. the dentist performs this procedure bya. flattening the incisal edgesb. shortening the incisal edgesc. rounding the incisal point angles

d. moving the facial line angles proximallye. moving the facial height of curvature gingivally

63) which of the following represents in the classic sign or symptom of an anterior displaced disc with reductiona. painb. closed lockc. reciprocal clickd. temporal headachee. decreased range of motion

64) which of the following injuries to the teeth MOST often results in pulpal necrosisa. avulsionb. concussionc. lateral luxationd. intrusive luxatione. extrusive luxation

65) according to ADA publication entitled principles of ethics and code of professional conduct, a dentist can announce specialization in which of the followinga. implantologyb. hospital dentistryc. aesthetic dentistryd. dental public healthe. geriatric dentistry

66) where you can find dental literature online?a. MEDLINEb. lexusc. dental literature online

67) where do you inject to achieve a block of the maxillary nervea. infratemporal fossab. pterygomandibular fossac. sphenopalatine fossad. pterygotympanic fissure

68)all of the following are congenital excepta. dentinal dysplasiab. amelogenesis imperfectac. regional odontodysplasiad. ectodermal dysplasia 

69)Which of the following has the BEST survival rate?* Squamous cell carcinoma* Adenocarcinoma* Osteosarcoma70)Onion Peel look on the radiograph is characteristic of what?3)Air/ Water Syringe after endo, what happens from debris into sulcus4) What has the least root surface area in mm squared?* Mx Lateral* Mx Central* Mnd 1st PM5) Upright a Mnd 1st Molar with lingual and omega loop? What happens?6) What is the biggest problem that causes no air into lungs?# Airway obstruction# Did not pinch the noseetc etc7)Pulpectomy and filling a Mnd Molar, where would you most likely perforate?8)Which fluoride causes the most staining?9)Small white lesion on the tooth the patient’s whole life. What caused it?* Hypercalcification during the first 6-12 months* Hypercalcification during natal* Hypercalcification during the primary tooth10)Which of the following is least likely to cause progressive perio problems?

Soft tissue injury# Ill- fitting margins# Rough margins# Within Biologic width11)When dealing with furcation, Guided tissue regeneration best used with Osseointegrated bone graft. Prognosis of tooth with GTR is better in Mx molar than with Mnd molar.# True or False of each statement12)Which is the least likely to cause bacterial endocarditis?# Extraction# Scaling and Root Planing# Probing# Adult Prophy# Root Canal Therapy13)Which space would cause infection in the Mediastinum?14) What does the Weight and height stand for in recordings?* Ordinal* Nominal15) When do you fill the tooth with CaOH?* 1st week into splinting* After 14 days splinting* Resorption16)Best instrument for SRP of Distal Mandibular tooth?# Gracey 1/2# Gracey 9/10# Universal 13/14# Gracey 13/1417) The exact mechanism of Caries dyes (detectors) in effected and affected lesions.18) Patient presents to clinic with a palatal constriction of 3mm. Would the cross bite be:* a. Shifted to the affected side* b. Shifted to the unaffected side* c. Bilateral19) Which cyst is most like to become neoplastic:* dentigerous* residual* radicular20) Which cyst is in the center line* epidermoid* thyrolingual??21) Anterior Triangle of the face infection has the most danger of going to:* Cavernous sinus* Cervical lymph nodes22)How do you transfer a patient in a wheelchair?23) What asthma drug causes oral fungal infection?24) Why do you give Hydralazine with Chloral hydrate patients?25) Why do you replace faulty amalgam with Cast gold restoration?26) * Debris was displaced into the hole where you place the die pin, and not noticed during PFM fabrication. What happens after fabrication intraorally? (What happens when the PFM is placed in the mouth at try-in?)* occlusion too high* laterotrusive obstruction* nothing27)Clearance for occlusal rest is determined how?28)Best characteristic of high noble alloy?

 1) WHICH OF HTE FOLLOWING IS MOST SIMILAR TO LATERAL PERIODONTAL CYST:

a) RESIDUAL CYSTb) PRIMORDIAL CYSTc) DENTIGEROUS CYSTd) TRAUMATIC BONE CYSTe)MEDIAN MANDIBULAR CYST

2) WHICH OF THE FOLLOING ARE THE MOST COMMON MALIGNACY IN THE ORAL CAVITY:

a) METASTATIC CARCINOMAb) BASAL CELL CARCINOMAc) EPIDERMOID CARCINOMAd) MUCOEPIDERMOID CARCINOMAe) ADENOID CYSTIC CARCINOMA  

to chk bone volume radiograph:a)bwxb)pac)pand)substraction

Calcium hydroxide is useful as a pulp capping agent because it

1. provides a soothing action on the pulp.2. provides an irritant-type action on the pulp.3. provides good thermal insulation under the restoration.4. has a high crushing strength and, thus, protects the exposure site. The time for most finishing and polishing procedures for an indirect cast restoration is

1. only after cementing the casting.2. before and after cementing the casting.3. after the casting is tried on the tooth.4. before the casting is tried on the tooth.)Air/ Water Syringe after endo, what happens from debris into sulcus

4) What has the least root surface area in mm squared?* Mx Lateral* Mx Central* Mnd 1st PM

5) Upright a Mnd 1st Molar with lingual and omega loop? What happens?

tilting of anterior teethover tilting????

7)Pulpectomy and filling a Mnd Molar, where would you most likely perforate?

9)Small white lesion on the tooth the patient’s whole life. What caused it?* Hypercalcification during the first 6-12 months* Hypercalcification during natal* Hypercalcification during the primary tooth

11)When dealing with furcation, Guided tissue regeneration best used with Osseointegrated bone graft. Prognosis of tooth with GTR is better in Mx molar than with Mnd molar.# True or False of each statement

13)Which space would cause infection in the Mediastinum?

15) When do you fill the tooth with CaOH?* 1st week into splinting* After 14 days splinting* Resorption

16)Best instrument for SRP of Distal Mandibular tooth?# Gracey 1/2# Gracey 9/10# Universal 13/14# Gracey 13/14

17) The exact mechanism of Caries dyes (detectors) in effected and affected lesions.

23) What asthma drug causes oral fungal infection?

24) Why do you give Hydralazine with Chloral hydrate patients?

25) Why do you replace faulty amalgam with Cast gold restoration?

27)Clearance for occlusal rest is determined how?

28)Best characteristic of high noble alloy? 1)what is similar to the lateral periodontal cyst???Dentrigerous cystresidual cystprimordial cysttraumatic cystmedian mandibular cyst

2)tearing of the flap is MOST commonlyrepeated incision in the same placeenvelope incisionsemilunar incisionQ)which of the following is the endocrine involvement that is related to the jaw deformity:acromegalycherubismalbrightspagets

Q)when you use use ziinc oxide in a primary tooth what kind do you use with cataylstwithout catalyst

Q)ameloblastomas histology?

Q)for taking the impression 4 an implant what do u do firstchk the tray 1st to see its fitput the coping with acrylic resinput the coping first???

Q)what forcerp do u use for a broken mesial root of a mandibular molar?crayerscranesQ)which relate best to the platelet countbleeding timeinrpt time

Q)Effect of Nor epinephrine? how does it increase bo?heart rateperipheral resistancecontractility Q)what forcerp do u use for a broken mesial root of a mandibular molar?crayers

cranes

cryers

Q)which of the following is the endocrine involvement that is related to the jaw deformity:acromegalycherubismalbrightspagets

acromegaly .(pitutary gland produces exces growth hormone ) Q)Effect of Nor epinephrine? how does it increase bo?heart rateperipheral resistancecontractility

heart rate ( norepinephrine has a choniotropic effect)  Which of the following are the primary bacterial invaders that cause pulpal infections?

1. Staphylococci2. Facultative aerobes3. Gram-positive strict anaerobes4. Streptococci and gram-negative rods5. Non-specific salivary microorganisms A patient was administered a flow rate of 4 liters of oxygen and 2 liters of nitrous oxide. What percentage of nitrous oxide did the patient inhale?

1. 0.252. 0.333. 0.54. 0.66

2 is correct but how do we calculate??? 20. hit on one side of mandible, also look for fracture where?

21. broken right body of mandible, where else look for fracture?

22.how does parent of special needs child feel most of the time? Hopeless, depressed

13. 1 liter of water with 1 ppm fluoride; how much mg?

16. when to do bone graft for alveolar cleft? Before primary canine erupts, before permanent canine erupts, after permanent canine erupts, when do orthognathic sugery??

17. what is unique to end on appliance? Intrude, extrude, torque, tip

18. occlusal trauma causes? Drifting, widened pdl, mobility, sensitive to hot/cold

19. how to differentiate b/t PA endo lesion vs perio PA lesion?

23. what determines most distal lingual extension of denture flange?  28. what type of fracture in tooth will allow complete transillumination of crown? Vert root fract, cracked tooth, craze lines

30. opaquer? Thickness, how affects color, when to place

34. in kids age 6-10, what prevents caries most? Sealants, routine dental visits, fluoride toothpaste

35. which pulp horn in child is most susceptible to exposure? 38. reason not to have to replace class II amalgam? Open contact packing food, fracture at axiopulpal line angle area, recurrent decay radiographically, occlusal margins over carved

39. how to keep distal box of amalgam from being displaced proximally? Proximal retention grooves, converge facial and lingual walls, widen isthmus

41. after etch and primer, hybrid layer formed by what?

44. veracity as it refers to ethics?  http://ocw.tufts.edu/Course/10/lecturenotes

http://www.dentalsummaries.com/dis/index.htm 

Q)what is not an indication for restoring class V abrafaction? Sensitivity,esthetics, prevention of decay,prevention of further structure loss, restoring physiological contour 

Q) previously rct’d tooth has microleakage which has minimal effect; this is because most rcts have a hermetic seal? All true,all falsetrue/falsefalse/true Q)maxillary tuberosity removal, use surgical stent why?Prevent hematoma, pt comfort 

Q) hand rolled acrylic tray can’t be used for 24 hrs why? Distortion,needs to dry,adhesive won’t stick 

Q)what has biggest effect on success of flap?Initial incision, extensiveness of reflection,oral hygiene post op,final position of flap 

Q)alveoloplasty with excessive flap reflection, with primary closure what is the sequelae? Shortened vestibule,removed too much bone,post op infection 

Q)gingival index is what?Ordinal,nominal,ratio, integral Q)what does not remove sulcular plaque?Toothpicknylon bush, water pick, powered brush,floss 

Q)man with dentures for past 19 yrs has 6x3mm white lesion on left distofacial ridge area, pt unaware, what do you do?Incision,excision,cytologic, adjust and check in one week 

Q)larger filler particles mean what? Strongerweakerpolishability 

Q)19 y/o female previously treated for endo fracture at level of alveolus; what to do to maintain esthetics? FPD over remaining tooth structureremove remaining tooth structure,ortho to extrude remaing tooth structure A pt has a drainning sinus apical to lateral incisor. The tooth which isrestoresd with a post and crown recieved root canal and apiocoectomy a year ago. radiology the tooth measures 19mm, treatmet of choice1)retreat and refill wit gutta percha2)retreat by surgery using a retrolfil amalgam.ans is 2, why amalgam?

At atomic level X ray photos loose energy by1)bremstrahlung interactions2)Collision with other photos3)compton and photoelectric process4)spontaneous disintergration and mutation of photon energy5)collision with nuclus of the absorbing atom.

the most common incision by oral surgeons is1)an envelop2)semilunar3)y incision 4)z incision.

treaing of flap occurs most frequntly with1)repeated incisin at the same place2)envelop incisions3)semilunar incisions

vitd deficieny causes secondary hyperparathryoidism abd osteoporosis. this causes loss of periodontal attachmenta nd loss of teeth1) both statements are correct2)1st statement is correct

3)2nd statement is correct4)both ststements are incorrectis it 4??? At atomic level X ray photos loose energy by1)bremstrahlung interactions2)Collision with other photos3)compton and photoelectric process4)spontaneous disintergration and mutation of photon energy5)collision with nuclus of the absorbing atom.

answer is 3 

treaing of flap occurs most frequntly with1)repeated incisin at the same place2)envelop incisions3)semilunar incisions3 is correct the most common incision by oral surgeons is1)an envelop2)semilunar3)y incision 4)z incision.

4 is correct vitd deficieny causes secondary hyperparathryoidism abd osteoporosis. this causes loss of periodontal attachmenta nd loss of teeth1) both statements are correct2)1st statement is correct3)2nd statement is correct4)both ststements are incorrectis it 4???

both are incorrect i THINK Each of the following factors affect height of the cusps and depths of fossae on restorations except one. Which one is the exception?

a- curve of speeb-intercondylar distancec-vertical overlap of anterior teethd-horizontal overlap of anterior teethe-steepness of the articular eminence

i THINK its an e plz correct me if am wrong? 13) what does the moyers probability chart predict when a transitional dentition analysis is performed?a. the widths of mandibular anterior teethb. the space available for permanent canine and premolarc. the width of permanent canines and premolarsd. the space needed for alignment of permanent mandibular central and lateral incisors

Measure space available for 3-4-5 on each side of the arch •Calculate from prediction table the size of 3-4-5 •Subtract #2 from #1 on each side

the width of permanent canines and premolars 

Q)which relate best to the platelet countbleeding timeinrpt time 1. The action of the Hawley appliance is mainlya) intrusionb) tippingc) bodily movement

2. A light force applied to the periodontal ligament during orthodontic treatment is considered a. intermittentb. directc. continousd. indirect

3. The fluoride concentration in most dentifrices range froma. 1-5ppmb. 900-1500ppmc. 450-700ppmd. 4000-6000ppm

4. Why is the surgical stent required for an immediate denture?a. to give an idea of the anatomy of the regionb. prevent hematomac. to determine occlusion

5. Which tooth will the matrix band be a problem with when placing a two surface amalgam?a. mesial on maxillary first molarb. distal on maxillary first premolarc. mesial on maxillary second premilard. distal on mandibular first molar

6. When do you do serial extraction?a. for space deficiency in mandibular anterior regionb. for space deficieny in mandibular posterior regionc. for space deficiency in maxillary anterior regiond. for space deficiency in maxillary posterior region

7. On what surface of the tooth is there deposition of Fa. smooth surfaceb. pitsc. fissures

8. Organism implicated on causing severe spreading abscesses includea. Fusobacteriumb. Campylobacterc. Enterococcid. Bacteroides

9. A periodontal exam of a patient referred for endodontic treatmenta. there is an inward flow of fluidb. there is an outward flow of fluidc. there is no fluid

10. You fit a new completed denture and the patient complains of cheek biting, what would you doa. grind buccal of lower teethb. gring buccal of upper teethc. grind lingula of lower teethd. grind lingula of upper teeth

11. When doing an endo treatment you hit a ledge, what are you going to do?a. use smaller instrument and get beyond the ledgeb. fill as far as you have reamedc. use a small round bur and remove the ledge

d. continue working gently to eliminate the ledge

12. A patient with new denture can not make the "S" and "TH" sound, what is the problem?a. extensive vertical overlapb. incisors placed too farc. incisors placed too far lingually

13. What composite should ideally be used for a class 5a. microfil because it is pollished betterb. microfil because it is strongerc. hybrid because it is polished betterd. hybrid because it is stronger

14. What would you warn patient about who is taking birth control pills and required Penicilliana. penicillin decrease effectivenes of birth control pillb. birth control pill decrease effectiveness of penicillianc. they may develop allergy

15. What radiograph would you prescribe for a young patient who has no caries and where the molar teeth are contacting each other?a. BW and occlusal b. FMSc. pand. pan and ceph

16. How far should implants be placed from one anothera. 3mmb. 4mmc. 5mmd. 7mm

17. In what part of the mouth are metastases seen most frequently a. mandible b. lateral border of tonguec. palated. floor of the mouth

18. What is the complication of up righting molara. move distally and extrudesb. a class 3 molar relationship can developc. class 2 molar relationship can develop

19. When will the BULL rule be utilized with the selective grindinga. working sideb. balance sidec. protrusive movementd. all of the above

20. What can make porcelain crown lightera. valueb. chromac. hue

21. Which of the following are effects common to pentobarbital, diazepam and meperidine a. amnesia and skeletal muscle relaxationb. anticonvulsant and hypnoticc. analgesia and relief of anxiety

22. Pan showing lucency going inferior over the body of mandible close to the angle. Informed the patient was involved in an accident. Identify the lucencya. pharyngeal airspaceb. fracturec. artifact-retake radiograph

23. After opening the flap buccally in the maxillary premolar area, how will you suture it

a. interruptedb. intermittentc. matttress

24.Fracture of a rest of a chromium cobalt denture is due to a. over-finish and polishb. inadequate occlusal preparation

25. In office bleaching changes the shade through all excepta. dehydrationb. etching toothc. oxidation of colorantd. surface demineralization

26. The lingual root of maxillary first molar radiographically appears mesial to the mesiobuccal root because the cone was directed froma. mesialb. distalc. superiord. inferior

27. You fit new completed denture and the patient complains of cheek bite, what will you do?a. grinding buccal of lower teethb. grinding buccal of upper teethc. grinding lingual of lower teethd. grindinging lingual of upper teeth

28. Probing depth differs depending on a. inflammation of the tissue b. force used for probingc. if probing depth decrease, it may be due to reduction of inflammation and swelling, not due to real regain of attachment

29. If during the root canal treatment, the dentist breaks the apical seating and extrude the file over the foramena. fill the canal with a master file of a larger number then master coneb. increase the size of the file and re-create a new apical seal and then fill with the master cone of that sizec. try to fill in as many Gutta percha points as possibled. use canal medication instead of filling

30. If removal of torus must be performed to a patient with full-mouth dentition, where shouldthe incision be made?a. right on the top of the torusb. at the base of the torusc. midline of the torusd. from the gingival sulcus of the adjacent teeth

31. After implant placement, an edentulous patient should a. avoid wearing anything for 2 weeksb. immediately have healing abutments placed over the implantsc. should wear an immediate denture to protect the implant sites

32. After perio surgery, the re-attachment can hapen a. as soon as in a weekb. to the dentin or cementum

33. There are more detached plaques within supragingival plaques that subgingival plaques. The detached plaques within subgingival area are the ones that are more toxic to tissue than attached plaquesa. both statements are correctb. the first statement is correct but not the secondc. the first statement is wrong, but the second statement os correctd. both statement are wrong

34. TMD patients usually have a. psychosisb. antisocial tendecyc. Schizotypical characterd. drug abuse

35. Why is z-plasty preferred over diamond technique for frenum detachmenta. less scar contractionb. easier in terms of techniquec. less incision needed, no suture needed

36. What is the purpose of leveling the curve of Speea. correct open biteb. correct deep bitec. correct angulation of the teethd. change arch diameter

37. Palatal expansion device does not need a labial bow becausea. labial bow is not rigid enoughb. labial bow would limit the expansion effectc. labial bow is not functional in this case

38. What happens with intercanine distance after mixed dentitiona. increasedb. decreasedc. stable, no change

39. Upper limb IV injection, the most likely problem isa. Phlebitisb. intra-arterial injectionc. vascularbreakage

40. Which of the following materials is very hard to remove from patient's mouth a. alginateb. polyetherc. polysulfided. silicone

41. The best and the most effective way to remove stained mottled enamela. home bleachingb. microabrasion techniquec. office bleachingd. walking bleaching

42. The following have additive action for each component when used together, except for one, what is the exceptiona. Atropine+glycopyrolate (anticholinergic)b. aspirin acetaminophenc. penicillin tetracycline

43. patients who have nausea and vomit during N2O sedation usuallya. are allergic to N20b. inhale too high concentration of N20c. eat a big meal right before the proceudre

44. Ataxic epilepsy patients - what are their most common dental problema. adontiab. malocclusionc. traumad. gingival hyperplasia due to medication

45. Porcelain veneer - what is the most important advantage compared with porcelain venee, what is the most important advantage of resin veneera. estheticb. cost

c. tooth preservation

46. Compared with class II plaster, which one of the following is NOT the characteristics of die strengtha. better compression strengthb. better tensile strength c. require less waterd. higher expansion

47. Which of the followings is not an advantage of resin based GIC over water based GIC?a. better fluoride releasedb. better bondingc. better estheticd. easier for manipulation

48. What is the characteristic of an implant that would change bony resorption patterna. intaosseous integrationb. integrate with bone

49. What are the reccommended numbers of implants for complete edentous patients a. maxilla 1 mandibular 1b. maxilla 3 mandibular 2c. maxilla 6 mandibular 4d. maxilla 8 mandibular 6

50. Apically positioned flap is almost impossible to perform ona. maxillary buccal areab. maxillary lingual areac. mandibular lingual aread. mandibular buccal area

51. In order to increase the success rate of treating local juvenile periodontitis, what should be done a. combine usage of systemic antibioticb. local antibiotic treatmentc. use of chlorhexidine

52. Which feature provide the BOND onlay the most retention? 1.Contaminate sharps must be handled in such ways except fora.The container must be labeledb.The container has a metal casec.The container has to be non puncturabled.The container must be closable.

2.Which of the condition would delays a dentist decisions of taking FMXa.Pregnancyb.Patient receiving radiothery next weekc.Patient had CT last weekd.Patient had FMX 6 months ago.

3.Probing depth differs depending on

a.Inflammation of the tissues.b.Force used for probingc.If probing depth decreases due to reduction of inflammation and swelling not due to real regain of attachment

4.Tissue conditioner is used for treating

a. Inflammatroy papillary hyperplasiab. Epulis fissuratumc.Traumatised mucosad.Rocking denture stabilization

5.If during recal patient who wear RPD the dentistfinds that the indirect retainer and the rest would be lifted if he press on the edentulous area of the RPD, what should the dentist do

a. tell the patient he needs new dentureb. relining of the denturec.occlusal adjustment

6.When should a posterior crossbite be corrected

a.asapb. wait uuntill permanent dentition has fully developedc.during late mixed dentitiond.during early mixed dentition

7.WWhichof the following is not the effect of epinephrine

a. Increase H.Rb. Increase BPc.bronchoconstrictiond.vasoconstriction

8.What is the definition of total anterior facial height on Ceph

a.nasion- mentonb.A-Bc. A-mentond. ANS- menton

9.What happens if there is premature exfoliation of mandibular primary canine

a.need space maintainerb.shift midline to affect sidec.mandibular incisors move distally and linguallyd.decrease in arch lenght

10.What happens wiht intercanine distance after mixed dentitiona. increaseb.decreasedc. no change

11.Asprin stops pain by

a. stopping the unpward transduction of pain signal in the spinal cordb.intefere wiht signal intrepretation in the CNSc. stopping the local signal produt\ction and transductiond.stopping the signal transduction in the cortex

12.The following have additive action for eac component when used together excpet for one.what is the exception

a. atropine -glycopyrolate anticholinergicb.penicilline- tetracyclinec.asprin -acetaminophen

13.Inorder to increase the success rate of treating local JP what shud be done

a. combine systemic antibioticb.use chlorhexidinec.local antibiotic treatment

14.Whihc feature provide the BOND onlay the most retention?

15.The % of specific LA which is present in the base form when injected in the t\issue whiose pH is 7.4 ininversely proportional to the pKa of that agent

a.onset if faster, duration is longerb.onset is slower ,duration is lolngerc.duration same onset is slowerd.onset and duration same

16.which of the injections is most likely to have positive inpspirationa. IA 10-15%b.akisinoc.infraorbitald.gowgate 2%e.mental nerve

17.what is the most definite way to distinguish amelloblastoma from OKa.smear cytologyb.reactive light microscopyc.reflective microscopy

18.dentist who uses 5- HEMA for cliniacl situations most likely exp whihc of the following conditions for the clinician

a.contact dermatitisb.anaphylaxisc.artus reactiond.arthritise.delayed hypersensitivity

19.what was done wrong that the resin teeth wont stay in the resin denture base

a. wax got in between during processinb.there is no loocking systemc.retentive jholes are not big enough

20.whic field of the following can be a speciality according to ADA

a.public healthb.geriatri dentistryc.hospitaldentistryd.cosmetic dentistry

21.whic kind of patients canntobe treated wiht B blocker as abti arrithymic medication

a. patients wiht anginab.patients wiht HTNc.patients wiht COPDd.patients wiht astham

22.due tothe mesial concavity of the max 1st PM prior to condensation of the amalgam the tooth is best prepared wiht

a. wedge onlyb.matirx onlyc.no wedge or matrixd.custom made wedge and matrix

23. radiographically you see widening of PDL aroiundall teeth .what is ur early diagnosis

a.earlist sign of osteosarcomab. sclreodermac.hyperparathyroidismd.fibroius dysplasia  

http://www1.umn.edu/perio/dent6613/Implant_I.pdf

for implants Q)what you cant do with stain?change hueincrease valuedecrease valuechange chroma 

http://web.indstate.edu/thcme/duong/head.html 

Q)what you cant do with stain?change hueincrease valuedecrease valuechange chroma 

Q)what tissue grows up till age 6 and then drops offneurallymphiodgenital a practitioner administers 90:10 nitrous oxide oxygen mixture to a patient,causing respiratory depression.which of the following conditions is most likely to resulta)metaboli acidosisb)respiratory acidosisc)metabolic alkalosisd)respiratory alkalosis

answer is respiratory acidosis Which of the following best applies to saliva?1. Phosphate is the main pH buffer.2. supplies sialiates to mucin.3. supplies Ca and P for remineralisation.4. undersaturated with respect to hydroxyappatite at neutral pH. A mouth rinse contains 0.05%F. Which of the following represents the concentration expressed in ppm?1. 52. 503. 5004. 5000

6  c