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