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NEETMDS- Periodontics mcq
MDS PREP
This is ideal to arrest putrefaction and destroy odours in mouth
1) Chlorine
2) Iodine
3) Phenol
4) Cresols
Periodontics Answer: 2

Which of the following may create gingival deformities that require gingivoplasty to eliminate the defects 
 1. Erosive linchen planus
 2. Desquamative gingivitis
 3. Acute herpetic gingivostomatitis
 4. Necrotising ulcerative gingivitis
Periodontics Answer: 4

The thickness of junctional epithelium near the base of the sulcus
1) 1-5 cells thick
2) 5-10 cells thick
3) 10-20 cells thick
4) 20-50 cells thick
Periodontics Answer: 3

Facial surface of which tooth is most affected by gingivitis 
 1. Upper first molar
 2. Lower first molar
 3. Lower central incisor
 4. Lower premolar
Periodontics Answer: 1

Signs of TFO (trauma from occlusion) are all of the following except
1) Mobility of teeth
2) Loss of attachment and formation of pockets
3) Widening of the periodontal ligament
4) Migration of teeth
Periodontics Answer: 2

Primary difference between gingivitis and periodontitis is
1) Depth or pocket
2) Colour changes
3) Loss of attachment epithelium
4) All of the above
Periodontics Answer: 3

Which of the following about conventional gingevectomy is untrue
1) Eliminate false pockets
2) Heal by secondary intention
3) Leads to decrease in width of attached gingiva
4) Provides accessibility to alveolar bone
Periodontics Answer: 4

The active ingredient present in tartar control toothpaste is
1) Pyrophosphate
2) Metaphosphate
3) Carboxy methyl
4) Bicarbonate
Periodontics Answer: 1

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