MDS PREP
Improper handling of mercury in the clinic results in occupational hazard through
1) Absorption of mercury through skin
2) Mercury along with food
3) Mercury along with filling
4) Mercury along with water
Conservative Dentistry
Answer: 1
Which of the following are characteristic feature of cherubism
1. Premature exfoliation of primary teeth
2. Hypoplastic defects
3. Progressive painless symmetric swelling of cheek bones
4. A + C
Oral Pathology
Answer: 4
Progressive painless symmetric swelling of cheek bones is a characteristic feature of cherubism.
Clinical examination of 15-years-old girl reveals permanent central incisors, permanent canines and primary canines anterior to premolar. The most probable cause
1) Thumb-sucking habit
2) Ankylosed primary canine
3) Arch length deficiency and premature exfoliation of permanent laterals
4) Congenitally missing permanent lateral incisor
Orthodontics
Answer: 4
Cause of Bell"s palsy
1) Idiopathic
2) Vascular
3) Trauma
4) Cold exposure
General Medicine
Answer: 1
The exact cause of Bell's palsy remains idiopathic in many cases, although some believe viral infections may trigger it.
Which of the following acids is commonly used for etching enamel surfaces?
1. Citric acid 2. Hydrochloric acid
3. Phosphoric acid 4. Picric acid
Dental Material
Answer: 3
Phosphoric acid is used for etching enamel
In designing the occlusal rest seat, the floor of the rest seat should be inclined towards the
1) Buccal surface
2) Centre of the tooth
3) Lingual surface
4) Marginal ridge
Prosthodontics
Answer: 2
Condition not associated with primary inflammation
1. Pregnancy
2. Dilantin therapy
3. Vit-C deficiency
4. Puberty
Oral Medicine
Answer: 2