The term gingival ablation indicates 1. Gingival recession due to faulty tooth brushing 2. Gingival recession accentuated by prominent palatal root 3. Gingival recession due to friction from hard root 4. Gingival recession due to friction from soft tissue
PeriodonticsAnswer: 4
Root conditioning with citric acid helps in 1) Removal of endotoxin 2) Removal of smear layer 3) Regeneration of bone 4) All the above
PeriodonticsAnswer: 4
Which of the following methods for correction of occlusal supracontacts result in restoration of buccolingual width that is increased due to flattering of occlusal surface? 1) Grooving 2) Spheroiding 3) Contacting 4) Pointing
PeriodonticsAnswer: 2
Improper brushing over a long period of time with a hard multi-tufted tooth brush can result in all of the following, except
1. facial clefts
2. cervical erosion
3. gingival recession
4. cervical abrasion
PeriodonticsAnswer: 2
Radiograph of a periodontal ligament of a tooth which has lost its antagonist shows 1) Widening of the PDL space 2) Narrowing of PDL space 3) Increased density 4) Sclerotic change
PeriodonticsAnswer: 2
In which year were powered tooth brushes invented? 1) 1921 2) 1929 3) 1939 4) 1941
PeriodonticsAnswer: 3
Gingiva in children 1) More keratinized, more stippled 2) More keratinized, less stippled 3) Less keratinized, more stippled 4) Less keratinized, less stippled
PeriodonticsAnswer: 4
Angular osseous defects cannot occur in 1) Mandibular anterior region 2) Mandibular molar region 3) Maxillary premolar region 4) Maxillary molar region
