Which cusp is poorly developed in a permanent maxillary second molar_____________?
A. DB
B. DL
C. MB
D. ML
Permanent Dentition
Tritubercular cusps are_______________?
Tritubercular cusps are_______________?
A. ML
B. MB
C. DB
D. All of the above
The occlusal surface shape of a 3 cusped mandibular second premolar_________________?
The occlusal surface shape of a 3 cusped mandibular second premolar_________________?
A. Oval
B. Elliptical
C. Square
D. Tetrahedral
Mesial slope of buccal cusp is longer than distal slope in_________________?
Mesial slope of buccal cusp is longer than distal slope in_________________?
A. Maxillary 2nd premolar
B. Maxillary 1st premolar
C. Mandibular canine
D. Maxillary canine
Mandibular second premolar 3- cusp type id developed from_______________?
Mandibular second premolar 3- cusp type id developed from_______________?
A. 3
B. 4
C. 5
D. 6
Rounded protuberances on the incisal edges of newly erupted permanent incisors are____________?
Rounded protuberances on the incisal edges of newly erupted permanent incisors are____________?
A. Mamelons
B. Tubercles
C. Enamel pits
D. Cingulum
No. of cusps in mandibular 1st molar_____________?
No. of cusps in mandibular 1st molar_____________?
A. 4
B. 3
C. 5
D. 6
Longest tooth of the maxillary arch is_____________?
Longest tooth of the maxillary arch is_____________?
A. Permanent incisor
B. First premolar
C. Permanent canine
D. Decidous incisor
The largest permanent tooth in the mouth usually is_____________?
The largest permanent tooth in the mouth usually is_____________?
A. Maxillary canine
B. Mandibular canine
C. Mandibular first molar
D. Maxillary first molar
Difference between mandibular and maxillary premolars is that in the mandibular premolars ?
Difference between mandibular and maxillary premolars is that in the mandibular premolars ?
A. The buccal and lingual cusps are more prominent
B. The lingual cusp is sharper and longer
C. The lingual surface rounded and less developed
D. The buccal surface is rounded and less developed