- (A) Mesial contacts of maxillary lateral and canine
- (B) Distal contacts of maxillary centrals and laterals
- (C) Distal contacts of maxillary laterals and canine
- (D) Mesial contacts of maxillary first and second premolar
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- (A) 5,6,7,8
- (B) 4,5,6,7
- (C) 3,4,5,6
- (D) 2.3.4.5
- (A) Distribution of occlusal stresses
- (B) Protection of periodontium
- (C) Stabilization of dental arches
- (D) All of the above
- (A) Maxillary first molar
- (B) Mandibular second premolar
- (C) Mandibular first molar
- (D) Maxillary second premolar
- (A) In the middle third of the lingual
- (B) Nearest the occlusal third of the lingual
- (C) In the cervical third of the buccal
- (D) Both A and C
- (A) Facial embrasure
- (B) Lingual embrasure
- (C) Cervical embrasure
- (D) Occlusal embrasure
- (A) Apex of the root
- (B) Tip of the cusp
- (C) Centre of the crown
- (D) Centre of the tooth
- (A) 1 – 1.5 mm
- (B) 2 mm
- (C) 2 – 2.3 mm
- (D) 3 mm
- (A) Premolars
- (B) 1st and 2ndmolar
- (C) 1st premolar and cane
- (D) First molar and 2nd premolar
- (A) Due to caries
- (B) Due to death of odontoblastic layer
- (C) It remains after caries is removed
- (D) Because of odontoblastic migration from cell rich zone

