1. Chediak Higashi disease true is: Myeloperoxidase deficiency in neutrophil Defect in neutrophil Chemotaxis Underlying etiology of defect in neutrophil phagocytosis function Affects adults more often 2. Keratins that are characteristic of highly proliferative epithelia K 10 K 5 K 14 K 6 3. erythema and bleeding on probing are initially evident in the advanced lesion the early lesion the established lesion the initial lesion 4. Which of the following is an etiologic factor in the development of necrotizing ulcerative gingivitis? Lack of attached gingiva. Gingival trauma. Acute stress. Gluten intolerance. 5. The specific plaque hypothesis was delineated by: Robert Koch Schroeder HE Walter Loeshe Sigmund Socransky 6. Regeneration leads to the formation of which layer of cementum Acellular extrinsic fiber cementum cellular intrinsic fibre cementum cellular mixed cementum Acellular afibrillar cementum 7. a child is having bone loss around molars and incisor region with pus discharge and calculus which cant be treated by medication is suffering from juvenile periodontics refractory periodontics agressive periodontics none 8. Neutrophil exposes all of the following pattern recognition receptor except Nod2 TLR4 TLR2 Nod1 9. The attached gingiva is Resistant to inflammatory changes Always stippled Resistant to masticatory stress and forces Non keratinised 10. embrassure characterised by the slight to moderate recession of interdental papillae are type III type I type IV type II 11. MMP 4 belongs to which of these groups Gelatinase Membrane type Stromelysin Collagenases 12. Endotoxin is All of the above. a potent inflammatory agent. a cell wall component of gram-negative bacteria. present in diseased root cementum. 13. The distance from the CEJ to the base of the pocket is a measure of Clinical attachment level Alveolar bone loss Gingival recession Probing pocket depth 14. Dental wear caused by tooth-to-tooth contact is Abrasion Erosion Attrition Abfraction 15. Modes of attachment of calculus to the tooth surface include all of the following, EXCEPT Penetration of calculus bacteria into cementum Attachment by means of an inorganic pellicle Mechanical locking into surface irregularities Close adaptation to unaltered cementum 16. Which of the following root surfaces have concavities that make root planing difficult? Mesial of maxillary incisors. Distal of the palatal roots of maxillary molars Mesial of maxillary first premolars. Lingual of mandibular first premolars. 17. ANUG is caused by: P. Gingivalis P. intermedia Spirochaetes A actinomycetemcomitans 18. Corncob formations in plaque have been observed between.- None of the above Rods Rods and cocci Cocci 19. Lymph from palatal gingiva drain into Submental lymph node Submandibular lymph node Jugulodigastric lymph node Deep cervical lymph node 20. a black line on the gingiva which follows the contour of the margin is due to argyria lead mercury iron Loading … Question 1 of 20
