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.Management Sciences
Category: Oral Anatomy
Calcification of all teeth except last molars are completed by____________?
A. 2 years
B. 4 years
C. 6 years
D. 8 years
The maxillary tooth exhibiting the greatest variation in root alignment is______________?
A. Central incisor
B. First premolar
C. Third molar
D. Second molar
Using occlusal morphology as guide , the Mandibular third molar is most similar to______________?
A. Maxillary permanent first molar
B. Mandibular permanent first molar
C. Mandibular permanent second molar
D. Mandibular decidous second molar
Which line angle area is most acute when a permanent maxillary second molar is viewed occlusally ?
A. Mesiofacial
B. Distofacial
C. Mesiolingual
D. Distolingual
The most common curvature of the palatal root of maxillary first molar is_____________?
A. Facial
B. Lingual
C. Distal
D. Mesial
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
Which of the following movement (s) is / are involved in the opening of the mouth?
A. Only hinge ( rotation )
B. Only translation
C. Hinge followed by translation
D. Translation followed by hinge
The pulp of first primary molar contains________________?
A. Four pulp horn and three root canal
B. Three pulp horn and three root canal
C. Two pulp horn and two root canal
D. Two pulp horn and three root canal
The premolar with the occlusal groove pattern that may simulate the letter “Y” is________________?
A. Maxillary first
B. Maxillary second
C. Mandibular second
D. Mandibular first
The faciolingual angulation of the upper central incisor is approximately___________________?
A. 20°
B. 28°
C. 33°
D. 38°
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