5DD/Periodontology/Assi.Prof.Sok Chea/ 151-200

151. In the use of antibiotics in the treatment of adult periodontitis the following statements is ture ?

σ� In a small subset of the population of patients who exhibit adult periodontitis such as those with refractory periodontal disease and rapidly progressive periodontitis there is benefit from the use of antibiotics and Diagnostic cultures are important in any case where it is propose that we use antibiotics

σ� There is no evidence that antibiotics are of any use in the treatment of adult periodontitis therefore their use is never indicated

σ� Diagnostic cultures are important in any case where it is propose that we use antibiotics

152. In terms of the treatment of the adult periodontitis patients: ?

σ� All adult periodontitis patients can be treated successfully with scaling and root cleaning with or without surgery or antibiotic

σ� The combined use of surgery and antibiotics proves increasingly effective in the treatment of these patients

σ� The use of antibiotics in the treatment regimen is essential

σ� The use of surgery in the treatment regimen is essential

153. In an adult patient with chronic adult periodontitis the most successful approach to treatment is?

σ� Initial periodontal therapy followed by maintenence therapy alone

σ� Extreme initial treatment followed by reviews every year

σ� Surgery

σ� All are corrects

154. The cell surface components or adhesive molecules of bacteria that interact with a variety of host componentsand responsible for recognizing and binding to specific host cell receptors?

σ� Adhesins

σ� Cadherins

σ� Cohesins

σ� Fimbriae

155. Thin aggregative fimbriae expressed on the outer surface of some Enterobacteriaceae such as Escherichia and Salmonella which promote bactrial adhesion and invasion to host as well as biofilm formation?

σ� Curli

σ� Pili

σ� Dentilisin

σ� Lectin

156. In the gingival epithelium the Keratinocytes are interconnected by structures on the cell periphery called ?

σ� Desmosomes

σ� Melanosomes

σ� Keratinosomes

σ� Lysosomes

157. Epithelium of gingival sulcus is?

σ� Non keratinised

σ� Parakeratinised

σ� Keratinised

σ� Pseudo columnar

158. Connective Tissue of Gingiva is also known as ?

σ� Lamina Propria

σ� Lamina lucida

σ� Lamina densa

σ� Lamina limitans

159. A Gene mapping technique that tests whether one allele of a gene occurs more often in patients with the disease than in subjects without disease ?

σ� Candidate gene approach

σ� Genome wide analysis

σ� Segregation analysis

σ� Twin study

160. The prevalance extent and severity of gingival recession ?

σ� Increases with age and more prevalent in males

σ� Increases with age and more prevalent in females

σ� Decreases with age and more prevalent in males

σ� Decreases with age and more prevalent in females

161. The vesiculobullous lesion which presents with an occular involvement?

σ� Mucous membrane Pemphigoid

σ� Erosive lichen planus

σ� Bullous Pemphigoid

σ� Pemphigus Vulgaris

162. Does of steroids in treatment of Pemphigus Vulgaris is monitered by periodic evaluation of?

σ� DsG3 and DsG1 antibodies

σ� DsG2 and DsG4 antibodies

σ� DsG4 and DsG2 antibodies

σ� DsG1 and DsG2 antivodies

163. Lichen planus is an immunologically mediated mucocutaneous disorder in which?

σ� T lymphocytes play a cental role

σ� B lymphocytes play a central role

σ� Compliments play a central role

σ� Antibodies play a central role

164. Highly vascularised connective tissue with foci of chronic inflammatory cells is seen in which drug inducedgingival enlargement?

σ� Cyclosporin

σ� Phenytoin

σ� Nifedipine

σ� Valproate

165. Which of the benign tumors of gingiva has more incidence?

σ� Fibroma

σ� Carcinoma

σ� Papilloma

σ� Giant cell tumor

166. Stages in the progression of NUG was decribed by?

σ� Pindborg

σ� Mc Carthy

σ� Plaut & Vincent

σ� Listgarten

167. Zone 3 in election microscopy of NUG correspond to ?

σ� Necrotic zone

σ� Bacterial zone

σ� Neutrophil rich zone

σ� Zone of spirochetal infiltration

168. Most commonest mucocutaneous disease manifesting as desquamative gingivitis?

σ� Erosive lichen planus

σ� Linear lgA disease

σ� Pemphigus vulgaris

σ� Lupus erythematosus

169. In periodontal pocket, zone of attachment of junctional epithelium to the tooth is reduced to?

σ� Less than 100 μm

σ� 300 μm

σ� More than 200μm

σ� 500μm

170. The distance from the attached plaque to the bone is never more than?

σ� 2.7 mm

σ� 0.5 mm

σ� 1.97 mm

σ� 2 mm

171. Which inflammatory marker in increased in periodontitis which may act as intermediary step in pathway from periodontal infectiont to cardiovascular disease?

σ� CRP

σ� PG

σ� MMP

σ� PAMP

172. Presence or worsening of periodontal disease during pregnancy is associated with increased risk of preeclampsia about?

σ� 2-2.5 fold

σ� 7 fold

σ� 10 fold

σ� 5 fold

173. Which drug can be given for reducing AGE production?

σ� Cephalosporin

σ� Tetracycline

σ� Penicillin

σ� Macrolide

174. Which of the following suture alleviates the wicking effect?

σ� plain gut

σ� braided silk

σ� polyster braided

σ� poly glycolic braided

175. What anatomic structure is the medial wall of maxillary sinus?

σ� lateral wall of nasal cavity

σ� lateral wall of maxilla

σ� alveolar process

σ� floor of orbit

176. Periocol contains?

σ� chlorhexidine

σ� metronidazole

σ� azithromycin

σ� tetracycline

177. Piggy back fulcrum is a type of?

σ� intra oral finger rest

σ� extraoral finger rest

σ� pen grasp

σ� modified pen grasp

178. Evalusite is?

σ� Chair side membrane immune assay

σ� chair side DNA prode

σ� automated probing system

σ� GCF measuring system

179. Anatomic crown in relation to thick gingival biotype is?

σ� square

σ� oval

σ� traingular

σ� elliptical

180. Chair side kit for BANA test is?

σ� perioscan

σ� perioscope

σ� periocheck

σ� periogard

181. The ultimate goal of periodontal therapy is achievement of?

σ� new attachment

σ� epithelial adptation

σ� Pierre fouchard

σ� G V Black

183. Enamel Matrix protein is?

σ� Oseoblastic

σ� Osteoconductive

σ� Osteoinductive

σ� Osteogenic

184. Select the curette used specifically in furcation?

σ� Quetin curettes

σ� After five curettes

σ� curvettes

σ� Langer curettes

185. The only antibiotic to which all strains of A comitans are susceptible?

σ� Ciprofloxacin

σ� Clindamycin

σ� Metornidazole

σ� Erythromycin

186. The drug which can replace cyclosporine is?

σ� Tacrolimus

σ� Mephenytoin

σ� Lsradipine

187. Atypical gingivitis is synonym for?

σ� plasma cell gingivitis

σ� pregnancy gingivitis

σ� pyogenic granuloma

σ� puberty gingivitis

188. The presence of pus in the pocket is indicative of?

σ� Nature of inflammation

σ� Severity

σ� Depth

σ� Severity

189. Lipping refersto

σ� Peripheral buttressing

σ� Central buttressing

σ� Plateau

σ� Ledges

190. The number of walls destroyed in one wall defect

σ� 3

σ� 4

σ� 2

σ� 1

191. The most common clinical sign of trauma from occlusion is?

σ� tooth mobility

σ� pathologic migration

σ� angular bone loss

σ� widening of periodontal ligament space

192. Chronic periodontitis is ?

σ� Age associated

σ� Age related

σ� Gender associated

σ� Gender related

193. The key factor in both the development and treatment of furcation involvement is?

σ� Root trunk length

σ� Cervical abrasion

σ� Proximal contact area

σ� Occlusal embrasure

194. The Kirkland flap is?

σ� undisplaced flap

σ� apically displaced flap

σ� laterally displaced

σ� rotational flap

195. Flap technique best suited for bone grafting purpose is?

σ� papilla preservation flap

σ� modified widman flap

σ� kirkland flap

σ� undisplaced flap

196. Bioplant is?

σ� xenograft

σ� autograft

σ� allograft

σ� alloplast

197. Calcium phosphate ratio in hydroxyapatite is?

σ� 1.67

σ� 1.45

σ� 1.76

σ� 1.54

198. Reshaping of bone involving bone removal to the level which is recommended to the overall result is referred to as?

σ� compromise osseous reshaping

σ� definitely osseeous reshaping

σ� vertical growing

σ� radicular blending

199. Complete epithelial repair after gingivectomy occurs at ?

σ� 4 week

σ� 2 week

σ� 3 month

σ� 1 week

200. Barricaid is?

σ� Light cure periodontal dressing

σ� Tissue adhesives

σ� Tissue conditioners

σ� Resorbable dressings

182. Father of oral lygiene?

σ� Levi spear parmly

σ� Pierre fouchard

σ� G V Black

σ� Leuwan hook

5DD/Periodontology/Assi.Prof.Sok Chea/ 151-200

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