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.Management Sciences
Category: Oral Anatomy
Which of these teeth are highly sturdy and usually the last ones to be lost ?
A. First molar
B. Central incisors
C. Canines
D. Premolars
Which cusp is poorly developed in a permanent maxillary second molar_____________?
A. DB
B. DL
C. MB
D. ML
During the development of a tooth, sound coalescence of the lobes results in_____________?
A. Grooves
B. Fissures
C. Cusps
D. All of the above
The teeth that are retained for the longest period of time are__________________?
A. Maxillary incisors
B. Maxillary canines
C. Mandibular incisors
D. Mandibular canines
E. B & D
Which of the following are the unctions of contact areas______________?
A. Distribution of occlusal stresses
B. Protection of periodontium
C. Stabilization of dental arches
D. All of the above
In an ideal occlustion buccal cusps of maxillary teeth, occlude with______________?
A. Fossa and rdges
B. Grooves and embrasures
C. Lingual cusps of mandibular teeth
D. Occlusal pits and fissures of mandibular teeth
An imaginary occlusal curve that contacts the buccal and lingual cusp tips of mandibular buccal teeth is called the _____________?
A. Catenary curve
B. Curve of spee
C. Monson curve
D. Wilson curve
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
The primary teeth that present the most outstanding morpholgic deviations from permanent teeth are______________?
A. Central incisors
B. Mandibular first molar
C. Mandibular second molar
D. Canines
The root of maxillary lateral incisors if curved is usually in which direction ?
A. Distal
B. Mesial
C. Facial
D. Palatal
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