/145 137 Periodontology I Preparation (Dr. Sin Sowatha) 1 / 145 1) The distance between the apical extent of calculus and alveolar crest in human periodontal pockets is:? a. Michigan "o" probe b. CPITN probe c. Naber's probe d. WHO probe. e. Periodontal exploer 2 / 145 2) The most common factor that defects healing after periodontal treatment: ? a. Foreign bodies b. Excessive manipulation of tissue c. Plaque d. Inadequate blood supply 3 / 145 3) Periodontal pocket wall between tooth and bone is? a. Infrabony pocket. b. Suprabony pocket. c. Gingival pocket. d. Pseudo pocket. 4 / 145 4) The primary predisposing factor in ANUG: β¦β¦β¦β¦β¦β¦β¦β¦β¦? a. Smoking b. Plaque c. Malnutrition d. Psychological stress 5 / 145 5) What the usefulness is of radiographs in periodontal? a. Width of periodontal ligament b. trauma the pulp of tooth c. Bone loss in furcation areas and Width of periodontal ligament d. Situation of gingival 6 / 145 6) A compound periodontal pocket is? a. Present on two or more tooth surfaces. b. Infrabony in nature. c. Spiral type of pocket. d. No, right answer. 7 / 145 7) Aggressive periodontitis is a form of periodontal diseases that:? a. produces amount of destruction which is relevant to amount of plaque b. Affects older people if compared with other form of disease c. results fast bone destruction d. Is the most prevalence form 8 / 145 8) Clinical finding of chronic periodontitis:? a. Loss of clinical attachment b. All are corrects c. Presence of periodontal pockets d. Chronic inflammation in the marginal gingiva 9 / 145 9) A 27 year-old male presents to your office with the following signs: loss of interdental and marginal tippling, blue-red tissue color, the junction epithelium at the CEJ, and bleeding upon gentle probing. Your diagnosis is? a. Gingival recession b. Melanin pigmentation c. Chronic gingivitis. d. Systemic infection e. Advanced periodontal disease, (periodontitis) 10 / 145 10) Root planning is:? a. Removal of material Alba and stains from root surface. b. Removal of food debris from tooth surface. c. Removal of disease cementum along with other root deposits. d. Removal of soft tissue wall of the periodontal pocket. e. Removal of calculus and plaque from root surface. 11 / 145 11) What type of fibers are principle fibers of the periodontal ligament? a. Reticular b. Elastic c. Collagenous d. Collagenous and elastic 12 / 145 12) A 15-year-old girl presents with good oral hygiene. Radiographs how vertical bone loss on #11 and #36. What is the closest diagnosis of this case:? a. Localized gingivitis b. Localized aggressive periodontitis c. Localized chronic periodontitis d. Localized necrotizing periodontitis 13 / 145 13) Straightening of the teeth is called:? a. Orthodontics b. Endodontic c. Pediatrics d. Geometry 14 / 145 14) Subclinical gingivitis is:? a. Characterized by increased crevicular fluid flow and infiltration of sulcular and junction epithelium by polymorphonuclear leukocytes. b. Characterized by predominantly lymphocytes microscopically. c. Characterized by erythema, bleeding on probe. d. Characterized by predominantly plasma cell microscopically. e. Characterized by vascular proliferation. 15 / 145 15) Gingival abrasion is caused by:? a. Tooth malposition b. Faulty brushing c. Soft tissue friction d. High frenal attachment 16 / 145 16) Bleeding on probing starts in:? a. Stage III gingivitis b. Stage I gingivitis c. Stage II gingivitis d. Stage IV gingivitis 17 / 145 17) What is the difference between gingivitis and periodontitis? a. Periodontitis pocket. b. Gingival sulcus. c. Mobility of tooth. d. Not correct answer e. Loss of epithelial attachment. 18 / 145 18) The earliest sign of gingivitis which is of great help for diagnostic and treatment planning is:? a. Bleeding from gingival sulcus on gentle probing. b. Increase gingival fluid exudation c. Spontaneous bleeding d. Pain 19 / 145 19) The prognosis for smoker with severe periodontitis, when he stops smoking: β¦? a. Poor b. Quetionable c. Good d. Fair 20 / 145 20) New attachment is possible for: β¦β¦β¦β¦β¦β¦? a. Non-vital teeth b. Vital teeth and non- Vital teeth c. Non, correct answer d. Vital teeth 21 / 145 21) Average human biologic is: β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦.? a. 2 mm. b. 3 mm. c. 0.5 mm. d. 1 mm. e. 4 mm. 22 / 145 22) The earliest clinic sign of chronic gingival inflammation? a. Loss of stippling. b. Oedema. c. Erythema. d. Bleeding on probing. 23 / 145 23) Microbial virulence factors include:? a. All above b. Microbial invasions and fimbriae, c. Endotoxin and enzymes, d. Microbial invasions and enzymes, 24 / 145 24) Which of the following are true of chronic periodontitis? a. Recession is rare b. It is characterized by loss of alveolar bone and bleeding c. Drifting of teeth is not a common finding d. It is a rare condition e. Pockets depths are usually less than 4 mm 25 / 145 25) The most common form of periodontal disease that causes irreversible damage to the periodontium is:? a. Necrotising ulcerative periodontitis, Aggressive periodontitis, chronic periodontitis b. Aggressive periodontitis, chronic periodontitis c. Necrotising ulcerative periodontitis d. Drug induced periodontal e. Plaque induced inflammation condition gingivitis 26 / 145 26) Indications for muco-gingival surgery include the following except:? a. A shallow vestibule. b. A high frenum attachment. c. Infrabony pocket. d. Insufficient attached gingiva. 27 / 145 27) Active haemorrhage has to be first controlled by: β¦β¦β¦β¦β¦β¦β¦β¦..? a. Pressure application and electro-coagulation b. Pressure application c. Electro congelation d. None of the above 28 / 145 28) The usefulness of radiographs local factor may: β¦β¦β¦β¦β¦? a. Non, the answer are correct b. trauma the pulp of tooth c. Overhanging Restoration d. Situation of gingival 29 / 145 29) A 65-year-old man with a chief complaint of loosing anterior lower teeth. Clinical finding shows excessive supra and subgingival plaque with bleeding on probing. Radiographs reveal severe bone loss on especially anterior lower teeth. Which is the closest diagnosis of this case? a. Generalized gingivitis b. Generalized chronic periodontitis c. Generalized aggressive periodontitis d. Generalized necrotizing periodontitis 30 / 145 30) Subclinical gingivitis is: β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦..? a. Characterized by erythema, bleeding on probe. b. Characterized by predominantly plasma cell microscopically. c. Characterized by vascular proliferation. d. Characterized by increased crevicular fluid flow and infiltration of sulcular and junction epithelium by polymorphonuclear leukocytes. e. Characterized by predominantly lymphocytes microscopically. 31 / 145 31) The primary pathogen found in aggressive periodontitis is:? a. Tannerella forsythia b. Aggregatibacter Actinomycetemcomitans c. Lactobacillus d. Porphyromonas gingivalis 32 / 145 32) Which of the following is NOT a risk factor of periodontal disease? a. Smoking b. Pregnancy c. Diabetes d. Cardiovascular disease 33 / 145 33) Chronic periodontitis is a form of periodontal diseases that:? a. is familial aggregation b. affects all ages c. presents with wide vertical bone loss around the defect d. produces amount of destruction which is relevant to amount of plaque 34 / 145 34) Risk factors of periodontal disease are: β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦..? a. Smoking, Diabetes, Poor Oral Hygiene, Osteoporosis, HIV/AIDS, Medications and Stress. b. Smoking ,Diabetes, Poor Oral Hygiene, Osteoporosis, HIV/AIDS c. Smoking ,Diabetes, Poor Oral Hygiene, Osteoporosis d. Smoking ,Diabetes, Poor Oral Hygiene, Osteoporosis, HIV/AIDS, Medication e. Smoking, Diabetes, Poor oral hygiene 35 / 145 35) How many strokes? a. 3 b. 2 c. 4 d. 1 36 / 145 36) Which one in Phase I therapy (non-surgery phase):? a. Final restoration, Fixed and removable prosthodontics, Evaluation of restoration periodontal examination. b. Plaque biofilm control, Diet control, Scaling and Root planning to removal plaque and calculus. c. Periodontal surgery, including placement implant, Endodontic therapy. d. Plaque biofilm and removal calculus, periodontal condition (pocket, inflammation) occlusion and tooth mobility, other pathologic change. e. Plaque biofilm control, Diet control, Scaling and Root planning to removal plaque and calculus correction of contributing and prosthodontics factors, antimicrobial therapy (Local or systemic), Occlusal therapy. 37 / 145 37) A periodontal pocket 8 mm deep, having the junctional epithelium coronal to the cement enamel junction is:? a. A true periodontal pocket b. An infrabony pocket c. A psuedopocket d. A furcation involvement 38 / 145 38) A 48-year-old woman presents with fistula on the buccal of #24. The tooth does not have any filling. Probing shows a 6mm pocket on mesio-buccal. Pulp vitality test shows the tooth is vital and radiograph shows a vertical bone loss on mesial of #24. What is the closest diagnosis of this case? a. Localized periodontitis of #24 b. Periodontal abscess of #24 c. Periapical abscess of #24 d. Gingival abscess of #24 39 / 145 39) Scaling process removes: β¦β¦β¦β¦β¦β¦β¦β¦β¦? a. Calculus and Plaque b. Non, Right answer c. Calculus d. Plaque 40 / 145 40) The inter-dental aid to be used when the embrasure is filled with inter-dental papilla: β¦β¦β¦? a. Plastic tip b. Dental floss c. Wooden tip d. No, answer correct 41 / 145 41) The earliest clinic sign of chronic gingival inflammation:? a. Oedema. b. Loss of stippling. c. Bleeding on probing. d. Erythema. 42 / 145 42) Periodontal abscess is:? a. Localized purulent inflammation resulting from fail endodontic treatment b. Localized purulent inflammation of teeth and soft tissue c. Localized purulent inflammation hard tissue d. Localized purulent inflammation of periodontal tissues 43 / 145 43) Chronic periodontitis is the most common form of periodontitis. Which of the following is NOT a clinical feature of the disease? a. Gingival inflammation b. Supra and subgingival plaque c. Loss of periodontal attachment d. Negative papillae 44 / 145 44) Dental plaque adheres to the tooth surface by? a. Dextran (insoluble and sticky). b. Bacteria, c. Sucrose, d. Epithelial cells 45 / 145 45) Following a flap procedure, pressure is applied to the tissues for one minute in order to:? a. Adapt the tissue against the bone. b. Reduce post – operative swelling / edema c. Achieve haemastosis d. Facilitate suturing 46 / 145 46) Each occlusal the following cyst is associated with an impacted tooth except:? a. calcifyinf epithelial odontogenic cyst b. Primordial cyst. c. Dentigerous cyst d. Keratocyst 47 / 145 47) Excisional new attachment procedure involves: β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦? a. A regenerative osseous procedure. b. A free gingival graft c. Internal bevel incision from the margin of the gingival apically to point below bottom of pocket. d. Root planning. e. A periodontal flap. 48 / 145 48) To localize a supernumerary or an impacted tooth and determine its exact relationship to the other teeth, which of the following radiographs would be most effective? a. A periodontal and an occlusal view b. A panoramic radiographs c. An occlusal view using a high angle d. Two or more periapical views at different angle and occlusal view 49 / 145 49) A compound periodontal pocket is:? a. Present on two or more tooth surfaces. b. Infrabony in nature. c. No, right answer. d. Spiral type of pocket. 50 / 145 50) Dental plaque adheres to the tooth surface by? a. Sucrose, b. Bacteria, c. Dextran (insoluble and sticky), d. Epithelial cells 51 / 145 51) Repair that occurs after treatment of periodontal lesions is called: β¦? a. Reattachment b. New attachment c. Repair d. Epithelial adaptation 52 / 145 52) Local treatment procedure that accelerates regeneration is: β¦β¦β¦? a. Curettage b. Scaling c. All answers d. Root planning 53 / 145 53) False gingival enlargement is caused by:? a. Sarcoidosis (αααααααΆα α) b. Underlying dental and osseous structures. c. Underlying drug induced gingival enlargement. d. By epulis. e. Underlying inflammation of periodontal ligament. 54 / 145 54) What is the most common disease affecting the periodontium? a. Aggressive periodontitis b. Nonβplaque associated gingival disease c. Chronic periodontitis d. Abscess of the periodontium e. Plaque induced gingival disease 55 / 145 55) Dentogingival unit:? a. Is junction epithelium and gingival fibers. b. Is junction epithelium and periodontal fibers. c. Is sulcular epithelium and gingival fibers d. Is oral epithelium and gingival fibers. e. Is sulcular epithelium and periodontal fibers. 56 / 145 56) Which one in Phase III therapy (Restoration phase):? a. Plaque biofilm and removal calculus, periodontal condition (pocket, inflammation), occlusion and tooth mobility, other pathologic change. b. Plaque biofilm control, Diet control, Scaling and Root planning to removal plaque and calculus, correction of contributing and prosthodontics factors, antimicrobial therapy (Local or systemic), occlusal therapy. c. Periodontal surgery, including placement implant, Endodontic therapy. d. Final restoration, Fixed and removable prosthodontics, Evaluation of restoration periodontal examination. e. Plaque biofilm control, Diet control, Scaling and Root planning to removal plaque and calculus. 57 / 145 57) Teeth grinding and gnashing (bruxism) can lead to:? a. A pain in the neck, Sore teeth, Headaches b. A pain in the neck c. Headaches d. Sore teeth 58 / 145 58) The following are clinical features of periodontal abscess EXCEPT:? a. Red b. Fluctuant swelling c. Smooth d. Crater of periodontium 59 / 145 59) The prevalence of gingival recession in people who are older than 50 years:? a. 60 % b. 100 % c. 40 % d. 80 % 60 / 145 60) Dental floss is use to:? a. Remove interdental plaque, interdental food and debris. b. Remove interdental plaque c. Message gums d. Prevent gingival recession 61 / 145 61) Periodontal pockets can BEST be detected by: β¦β¦β¦β¦β¦? a. The contour of the gingival margin b. Probing the sulcular area. c. The color of the gingival d. Radiographic detection 62 / 145 62) α§ααααααααααΌαααΆααααααΆαα periodontal index? a. Light, Mouth mirror and explorer (periodontal probe). b. Light. c. Light, Mouth mirror and graduated probe. d. Light and Mouth mirror. 63 / 145 63) Cavitation is a term used in relation to: β¦β¦β¦β¦β¦β¦β¦? a. Curette b. Osseous surgery c. Furcation treatment d. Ultrasonic scaling 64 / 145 64) Periodontal disease is any condition which affects the? a. Outer structures of the tooth b. The enamel and dentine c. Tooth supporting tissues d. The nerve of the tooth e. The blood supply to the tooth 65 / 145 65) Instrument used for supra-gingival scaling is: β¦β¦β¦β¦β¦β¦β¦β¦.? a. Curette b. Sickle c. Hoe d. Sickle, Curette and Hoe 66 / 145 66) Which of the following is a more common expression of gingivae: β¦β¦β¦β¦? a. Increase pocket depth b. Bleeding c. Mobility d. Color change 67 / 145 67) Risk factors for chronic periodontitis include:? a. Poor oral hygiene, smoking, emotional stress b. Prior history of oral surgery, bacterial plaque c. Diabetes, arteriosclerosis d. Aging 68 / 145 68) 16 years boy, present clinically with attachment loss related to 1st Molars and Incisors only. Diagnosis of this case according to AAP 1999 periodontal diseases Classification is: β¦β¦? a. Generalized juvenile periodontitis. b. Localized aggressive periodontitis. c. Localized juvenile periodontitis. d. Generalized aggressive periodontitis. 69 / 145 69) Tooth mobility caused by which of the following is not likely to be corrected: β¦.? a. Inflammation in periodontal ligament b. Loss of alveolar bone c. Trauma from occlusion, Inflammation in periodontal ligament and Loss of alveolar bone d. Trauma from occlusion 70 / 145 70) The term chronic inflammation is best defined as? a. A process which will be self-limiting b. An rapid onset of inflammation c. An inflammatory process of long duration d. A process with no evidence of repair e. An inflammatory process of short duration 71 / 145 71) Gingival abrasio9nj is caused by:? a. Tooth malposition b. Faulty brushing c. High frenal attachment d. Soft tissue friction 72 / 145 72) Root planning is: β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦? a. Removal of disease cementum along with other root deposits. b. Removal of food debris from tooth surface. c. Removal of soft tissue wall of the periodontal pocket. d. Removal of calculus and plaque from root surface. e. Removal of material Alba and stains from root surface. 73 / 145 73) Which one in Phase II therapy (Surgical phase):? a. Plaque biofilm control, Diet control, Scaling and Root planning to removal plaque and calculus, correction of contributing and prosthodontics factors, antimicrobial therapy (Local or systemic), Occlusal therapy. b. Final restoration, Fixed and removable prosthodontics, Evaluation of restoration periodontal examination. c. Plaque biofilm control, Diet control, Scaling and Root planning to removal plaque and calculus. d. Plaque biofilm and removal calculus, periodontal condition (pocket, inflammation), occlusion and tooth mobility, other pathologic change. e. Periodontal surgery, including placement implant, Endodontic therapy. 74 / 145 74) A 42-year-old female presents with minimal plaque and inflammation. Radiographs show vertical and angular bone loss on the distal side of #37. Which one is the closest diagnosis of this case? a. Localized periodontal abscess, b. Localized aggressive periodontitis, c. Localized chronic periodontitis d. Localized necrotizing periodontitis 75 / 145 75) The term gingivitis refers to a condition which? a. Is always acute in nature b. Is irreversible and only effects the gingiva c. reversible and only effects the gingiva d. Affects the underlying alveolar bone e. Irreversibly damages the underlying bone 76 / 145 76) Which of the following scaler is used for crushing of calculus: β¦β¦β¦β¦? a. Sickle b. Curette c. Hoe d. File 77 / 145 77) Excisional new attachment procedure involves:? a. Internal bevel incision from the margin of the gingival apically to point below bottom of pocket. b. A free gingival graft c. A regenerative osseous procedure. d. A periodontal flap. e. Root planning. 78 / 145 78) For periodontal patient, the most frequently recommended tooth brushing technique is:? a. Sulcular technique b. Transverse scrubbing technique c. Scrub technique d. Roll technique 79 / 145 79) The amount of gingival crevicular fluid is:? a. Decreased by mastication of coarsee (αααααααααΆα αααααΎα) food and smoking. b. Decreased by ovulation and hormonal contraceptives. c. Decreased when inflammation is present. d. Increase by trauma from occlusion e. Increased by tooth brushing and gingival massage. 80 / 145 80) Periodontal pockets can BEST be detected by:? a. The color of the gingival b. Radiographic detection c. Probing the sulcular area. d. The contour of the gingival margin 81 / 145 81) Chisel is sharpened with: β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦..? a. None, answer are correct b. Push stroke c. Pull stroke and Push stroke d. Pull stroke 82 / 145 82) ααΆαααΆαααααααα’αΉα ααααα ααΆαααααααΆα αα αααα»α (Horizontal bone loss is present in):? a. Generalized aggressive periodontitis. b. Localized aggressive periodontics. c. Acute necrotizing ulcerative gingivitis. d. Chronic periodontitis. e. Infrabony pockets. 83 / 145 83) 40 years diabetic patient, present clinically with periodontal attachment loss and diagnosed as having periodontitis. According to AAP 1999 classification of periodontal diseases, the type of periodontitis in this case is:? a. Aggressive periodontitis. b. Periodontitis as a manifestation of systemic disease. c. Chronic periodontitis modified by systemic condition. 84 / 145 84) Which of the following is a clinical indication for microbial analysis of plaque: .? a. Periodontitis associated with systemic conditions b. All of answer c. Aggressive periodontitis d. Refractory periodontitis 85 / 145 85) Dento-gingival unit: β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦..? a. Is junction epithelium and periodontal fibers. b. Is sulcular epithelium and gingival fibers c. Is oral epithelium and gingival fibers. d. Is sulcular epithelium and periodontal fibers. e. Is junction epithelium and gingival fibers. 86 / 145 86) Which of the following periodontal disease does not have calculus? a. Periodontal abscess. b. Juvenile periodontitis. c. Periodontal pocket. d. Acute necrotizing ulcerative gingivitis. e. Chronic adult periodontitis. 87 / 145 87) Definition of scaling: β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦..? a. Elimination of dental caries b. Process by which residual embedded calculus and portion of cementum are removed from the root to produce a smooth, hard and clean surface c. Process by which plaque and calculus are removed from both supra and subgingival tooth surface. d. Elimination of dental caries and filling cavity 88 / 145 88) Order of periodontal treatment? a. Diagnosis b. Diagnosis, prognosis and Treatment planning c. Treatment planning d. Prognosis e. Diagnosis, Treatment planning 89 / 145 89) Heamatological disorder associated with periodontal disease is? a. Hypophosphatesia, b. Histiocytosis X c. Wegenerβs granulomatosis, d. AIDS. 90 / 145 90) Which one of the following is a surgical sickle? a. Jaquette b. Ball c. NEV!-2 d. Morse 91 / 145 91) 30 years female pregnant patient, upon periodontal clinical examination, there was gingival bleeding on probing, edema and redness of gingival margin, and poor oral hygiene. Diagnosis of this case according to AAP 1999 periodontal diseases Classification is: β¦β¦β¦? a. Non-Plaque induced gingival disease or lesions. b. Plaque induced gingival disease modified by systemic factor. c. Plaque induced gingival diseases associated with dental plaque only. 92 / 145 92) Which one of the following scalers is actvated with push motion: β¦β¦β¦β¦β¦..? a. Currette b. Chisel c. Sickle d. Hoe 93 / 145 93) Which stroke ααΆααααααΆααααΆα ααααΌαααΆαααααΎααΆαα½ααα»αααΆααα·αααααα§ααααααααααΆααααα αα Calculus ααΆααααΈα Supra gingival and Sub gingival? a. Scaling stroke, Exploratory Stroke and Root planning stroke. b. Exploratory Stroke c. Root planning stroke d. Scaling stroke 94 / 145 94) α’αΆαααα Periodontal ααααααααα ααααΌαααΆαααααΆααΆα ααα (Acute periodontal abscess is Treated by):? a. Gingivoplasty b. Antibiotics c. Periodontal flap procedure d. Gingivectomy e. Drainage through the sulcus or by an external incision + antibiotics. 95 / 145 95) Which of the following step should be most preferably taken in root planning procedure? a. Removal of calculus. b. Removal of necrosis cementum and calculus. c. Removal of root caries. d. Removal of dentine. e. Removal of pulp. 96 / 145 96) The best toothbrush bristle is:? a. Hard b. Medium c. Soft d. Electric 97 / 145 97) In CPITN (Community periodontal index treatment need): β¦β¦β¦β¦β¦? a. Pocketing of 6 mm or more, that is, when the gingival margin is the black area of the probe is code no .4. b. For appropriate treatment plan code 3 require supra and subgingival scaling improvement in home care c. For appropriate treatment plan code 2 requires improvement home care. d. The dentition is divided into five segments. e. Pocketing of 4-5 mm, that is, when the gingival margin is on clear area is code no.3. 98 / 145 98) Linear action of the tip is feature of: β¦β¦β¦β¦β¦β¦β¦? a. All of answer b. Magnetostrictive c. Sonic scaler d. Piezo scaler 99 / 145 99) Ultrasonic scaling is done with: β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦? a. Nonoverlapping horizontal strokes b. Nonoverlapping vertical strokes c. overlapping horizontal strokes d. overlapping vertical strokes 100 / 145 100) Which a stroke use with probes and explores for evaluation of dimension of pocket and for explore Calculus on tooth surface? a. Scaling stroke b. Exploratory Stroke c. Scaling stroke, Exploratory Stroke and Root planning stroke. d. Root planning stroke 101 / 145 101) Indications for muco-gingival surgery include the following EXCEPT a. Infrabony pocket. b. A shallow vestibule. c. A high frenum attachment. d. Insufficient attached gingiva. 102 / 145 102) One of physical barriers in host response is:? a. non-keratinized tissue b. connective tissue, c. connective epithelium, d. keratinized tissue, 103 / 145 103) Average human biologic is:? a. 0.5 mm. b. 3 mm. c. 1 mm. d. 2 mm. e. 4 mm. 104 / 145 104) Primary endodontic lesion requires:? a. Endodontic treatment only. b. Minor periodontal treatment only. c. A periodontal flap procedure. d. Periodontal surgical treatment only. e. A combined Periodontal and endodontic treatment. 105 / 145 105) α§ααααααααααΌαααΆααααααΆαα periodontal index:? a. Light, Mouth mirror and explorer (periodontal probe). b. Light. c. Light and Mouth mirror. d. Light, Mouth mirror and graduated probe. 106 / 145 106) Cells involve in innate defense system are:? a. Macrophages, neutrophils and B cells b. B cells and T cells, c. Macrophages, neutrophils, mast cells and dendritic cells d. Macrophages, dendritic cells and cytotoxic T cells, 107 / 145 107) False gingival enlargement is caused by: β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦? a. Underlying inflammation of periodontal ligament. b. By epulis. c. Sarcoidosis (αααααααΆα α) d. Underlying dental and osseous structures. e. Underlying drug induced gingival enlargement. 108 / 145 108) Patient with necrotizing periodontitis (NP) is usually requested to have blood test for HIV infection because:? a. NP is a marker for immune deterioration in HIV patient b. HIV infection is a marker for NP c. NP is a marker for HIV infection d. HIV infection and NP are the same 109 / 145 109) The most common factor that defect healing after periodontal treatment: β¦? a. Foreign bodies b. Excessive manipulation c. Plaque d. Inadequate blood supply 110 / 145 110) Which one in Phase IV therapy (Maintenance phase):? a. Plaque biofilm control, Diet control, Scaling and Root planning to removal plaque and calculus. b. Final restoration, Fixed and removable prosthodontics, Evaluation of restoration periodontal examination. c. Plaque biofilm control, Diet control, Scaling and Root planning to removal plaque and calculus , correction of contributing and prosthodontics factors, antimicrobial therapy (Local or systemic), occlusal therapy. d. Plaque biofilm and removal calculus, periodontal condition (pocket, inflammation), occlusion and tooth mobility, other pathologic change. e. Periodontal surgery, including placement implant, Endodontic therapy. 111 / 145 111) Which of the following is usually not caused by gingival recession:? a. Pulpal hyperaemia b. Hypersensitivity c. Periodontal abcess d. Root caries 112 / 145 112) Heamatological disorder associated with periodontal disease is? a. Hypophosphatesia, b. Wegenerβs granulomatosis, c. AIDS, d. Histiocytosis X 113 / 145 113) Periodontal disease is an important risk factor for all of the following except: β¦.? a. Diabetes b. Stocke c. Premature delivery d. Hypertension 114 / 145 114) A pseudopocket (or gingival pocket) is formed by the? a. Coronal migration of the epithelial attachment b. Apical migration of the gingival margin c. Apical migration of the epithelial attachment. d. Coronal migration of the gingival margin. 115 / 145 115) Periodontal pocket wall between tooth and bone is:? a. Infrabony pocket. b. Pseudo pocket. c. Gingival pocket. d. Suprabony pocket. 116 / 145 116) Risk factors of periodontal disease are:? a. Smoking, Diabetes, Poor oral hygiene b. Smoking ,Diabetes, Poor Oral Hygiene, Osteoporosis c. Smoking ,Diabetes, Poor Oral Hygiene, Osteoporosis, HIV/AIDS, Medication d. Smoking, Diabetes, Poor Oral Hygiene, Osteoporosis, HIV/AIDS, Medications and Stress. e. Smoking ,Diabetes, Poor Oral Hygiene, Osteoporosis, HIV/AIDS 117 / 145 117) Which of the following is not one of the action factions that delay wound healing:? a. Osstrogen deficiency b. Vitamin C deficiency c. Aging d. Protein deficiency 118 / 145 118) What is the main difference between gingivitis and periodontitis? a. Gingivitis is irreversible b. Periodontitis is irreversible c. Only gingivitis is caused by plaque d. Periodontitis is a result of systemic disease e. Only gingivitis results in bone loss, Periodontitis is irreversible 119 / 145 119) Maintenance phase should start after: β¦β¦β¦β¦β¦β¦β¦.? a. Phase II b. Phase I c. Preliminary phase d. Phase III 120 / 145 120) The amount of gingival crevicular fluid is: β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦.? a. Decreased by mastication of coarsee (αααααααααΆα αααααΎα) food and smoking. b. Decreased when inflammation is present. c. Increased by tooth brushing and gingival massage. d. Decreased by ovulation and hormonal contraceptives. e. Increase by trauma from occlusion 121 / 145 121) For periodontal disease, smoking is:? a. none of answer is right b. Prognostic factor c. Risk factor d. Risk factor, Prognostic factor. 122 / 145 122) Which of the following is usually not caused by gingival recession? a. Periodontal abcess b. Hypersensitivity c. Root caries d. Pulpal hyperaemia 123 / 145 123) Which of the following is NOT a characteristic of necrotizing periodontitis? a. Bleeding b. Severe pain c. Halitosis d. Gingival recession 124 / 145 124) The periodontium consists of all of the following EXCEPT? a. Gingiva b. Alveolar bone c. Periodontal ligament d. Pulp of tooth e. Cementum 125 / 145 125) Wire edge is produced in instruments by sharping strokes that are: β¦β¦β¦β¦β¦.? a. Away from cutting edge b. Away from cutting edge and Towards cutting edge c. Towards cutting edge d. All of The answer 126 / 145 126) The clinical presentation of gingivitis and periodontitis are similar. How could you determine if a patient has periodontitis is? a. The oral hygiene would be poor b. The gingiva would appear swollen c. The gingiva would bleed on probing d. The patient would report pain e. Look for bone loss on a radiograph 127 / 145 127) Treatment of periodontal abscess includes:? a. Endodontic treatment with antibiotic b. Incision drainage with scaling and root planning c. Antibiotic alone d. Incision drainage with endodontic treatment 128 / 145 128) The distance between the apical extent of calculus and alveolar crest in human periodontal pockets is: β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦? a. 0.2 mm. b. 0.02 mm. c. 4 mm. d. 1.97 mm (=33.16%). e. 3 mm. 129 / 145 129) Two points contact is essential for: β¦β¦β¦β¦β¦β¦β¦β¦β¦β¦..? a. Hoe b. Currette c. Sickle d. Chisel 130 / 145 130) A forcibly embedded tooth bristle may be retained in gingival and course:? a. Gingival reccesion b. Bone loss c. Periodontal pocket d. Attachment loss. e. Gingival abscess. 131 / 145 131) The distance between the apical extent of calculus and alveolar crest in human periodontal pockets is:? a. 3 mm. b. 0.02 mm. c. 1.97 mm (=33.16%). d. 0.2 mm. e. 4 mm. 132 / 145 132) A 27 year-old male presents to your dental clinic with the following signs: loss of interdental and marginal tippling, blue-red tissue color, the junction epithelium at the CEJ, and bleeding upon gentle probing. Your diagnosis is:? a. Melanin pigmentation b. Systemic infection c. Advanced periodontal disease, (periodontitis) d. Chronic gingivitis. e. Gingival recession 133 / 145 133) Which of the following is NOT the roles of saliva:? a. cleansing, b. antibacterial, c. antifungus d. physical protection, 134 / 145 134) What is the most common systemic disease to affect the periodontal tissues? a. Diabetes mellitus, aids, hypertension b. Leukaemia c. Scurvy d. Aids e. Hypertension 135 / 145 135) The distance between the apical extent of calculus and alveolar crest in human periodontal pockets is:? a. Decreased when inflammation is present. b. Decreased by ovulation and hormonal contraceptives. c. Increase by trauma from occlusal d. Increased by tooth brushing and gingival massage. e. Decreased by mastication of coarse food and smoking. 136 / 145 136) The periodontium consists of all of the following EXCEPT? a. Gingiva b. Alveolar bone c. Periodontal ligament d. Cementum e. Dentine 137 / 145 137) When there is an abscess with fistula tract, we can traced the causing tooth by:? a. Panoramic radiograph b. Incision drainage c. Biopsie d. Insertion of gutta percha and taking x-ray 138 / 145 138) Crater in necrotizing periodontitis involves:? a. Cementum and gingival recession b. Gingival inflammation c. Periodontal ligament, alveolar bone & loss of attachment d. Pocket formation and pulp necrosis 139 / 145 139) Which one in Phase I therapy (non-surgery phase)? a. Periodontal surgery, including placement implant, Endodontic therapy. b. Plaque biofilm control, Diet control, Scaling and Root planning to removal plaque and calculus correction of contributing and prosthodontics factors, antimicrobial therapy (Local or systemic), Occlusal therapy. c. Plaque biofilm control, Diet control, Scaling and Root planning to removal plaque and calculus. d. Plaque biofilm and removal calculus, periodontal condition (pocket, inflammation) occlusion and tooth mobility, other pathologic change. e. Final restoration, Fixed and removable prosthodontics, Evaluation of restoration periodontal examination. 140 / 145 140) Which of the following does not improve healing after periodontal treatment? a. Pressure b. Debriment c. oxygen insulflation d. Immobibilization 141 / 145 141) The periodontium consists of all of the following are:? a. Cementum, gingiva, enamal b. Alveolar bone, cementum, dentin, dental pulp c. Cementum, Gingiva, Alveolar bone, dental pulp d. Gingiva, dentin e. Periodontal ligament, cementum, Gingiva, Alveolar bone 142 / 145 142) The usefulness of radiographs may: β¦β¦β¦β¦β¦β¦β¦β¦β¦.? a. To know the dilation of widening of periodontal ligament near crest b. trauma the pulp of tooth c. Non, the answer are correct d. Situation of gingival 143 / 145 143) Periodontal disease is a risk factor for:? a. Emotional stress b. Diabetes c. Early puberty d. Pregnancy 144 / 145 144) Less calcified structure is? a. Cellular cementum, b. Acellular cementum, c. Cementoid, d. Dentin. 145 / 145 145) In necrotizing periodontitis, microorganisms can be found in all the following EXCEPT:? a. Alveolar bone b. Vital epithelium c. Necrotic tissue components d. Connective tissue Your score isThe average score is 87% Facebook 0% Restart quiz Any comments? Send feedback Β Β Β