MDS PREP
Taurodontism is characterized by
1. Hypercementosis
2. Wide pulp canals and short roots
3. Obliterated pulp chambers with secondary dentine deposition
4. Rootless teeth with thin shell of enamel
Oral Pathology
Answer: 2
A middle-aged patient presented with an ulcer of 3 x 2 cm size on the lateral side of the anterior 2/3rd of the tongue. The best mode of treatment is
1. Interstitial Brachytherapy
2. External beam radiotherapy
3. Laser ablation
4. Chemotherapy and radiotherapy
General Surgery
Answer: 1
A 11-year-old patient wearing full-banded orthodontic appliance has inflamed gingiva. The family of dentist should
1) Encourage better oral hygiene
2) Perform deep scaling and curettage
3) Perform gingivoplasty after debanding
4) Ask orthodontist to remove the bands so that healing can occur
Orthodontics
Answer: 1
A contusion usually results from
1) Cut injury
2) Blunt trauma
3) Crush injury
4) Penetrating injury
Oral medicine
Answer: 2
Blue sclera are present in
1) Marfan"s syndrome
2) Cherubism
3) Osteogenesis imperfecta
4) All of the above
Oral Pathology
Answer: 4
What is the typical concentration range of phosphoric acid used for enamel etching?
1) 10-20%
2) 20-30%
3) 30-40%
4) 35-50%
Phosphoric acid concentrations between 20% and 30% are commonly used for acid etching of enamel to create a roughened surface for mechanical bonding of restorative materials.