Distobuccal cusp of 27 falls into _?
A. Embrasure of 37 & 38
B. Embrasure of 36 & 37
C. Mesial pit of 37
D. Immediately incisal to cingulam
Maxillary facial and mandibular lingual cusps require sufficient occclusal length and horizontal overlap for_?
A. Esthetics
B. Centric stability
C. Chewing efficiency
D. Soft tissue protection
The last primary tooth to be replaced by a permanent tooth is usually the__?
A. Maxillary second molar
B. Mandibular second molar
C. Maxillary canine
D. Mandibular canine
Calcification of permanent first molar usually begins in the__?
A. Third month of intrauterine life
B. In the sixth month of intrauterine life
C. At birth
D. In the third month of extra uterine life
The first permanent tooth to erupt in the oral cavity is the__?
A. Mandibular central incisor
B. Mandibular first molar
C. Maxillary central incisor
D. Maxillary first molar
Dentition of humans is_?
A. Herbivorous
B. Omnivorous
C. Carnivorous
D. None of the above
A child has 12 permanent and 12 decidous teeth, what is his age_?
A. 8½ years
B. 11½ years
C. 4½ years
D. 13½ years
At birth the following teeth are calcifying__?
A. Primary incisors & first molar
B. Primary canines & second molars
C. Permanent canines
D. Permanent 3rd molar
As compared to permanent tooth , root formation in primary tooth__?
A. Take less time
B. Take more time
C. Same time
D. Is complete when tooth erupts in oral cavity
A six- year molar begins to calcify at___?
A. Six months IU
B. At birth
C. 1 years after birth
D. 3 years age
