The teeth that often show abnormal central cusp are()
A. the maxillary first premolars
B. the maxillary second premolars
C. the mandibular first premolars
D. the mandibular second premolars
E. the first molars
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Observed from the outside, all of the following parts are components of the tooth except()
A. the crown
B. the root
C. the neck
D. the apical foramen
E. None of the above is correct.
The teeth with a cusp tip offset towards the distal are()
A. the maxillary canines
B. the mandibular canines
C. the maxillary deciduous canines
D. the mandibular deciduous canines
E. None of the above is correct.
Which of the following is not one of the blood supplies of the mandible?()
A. the inferior alveolar artery
B. the deep lingual artery
C. the medial pterygoid artery
D. the masseter artery
E. the temporal artery
The bones that are connected to the frontal process of the maxilla include the frontal bone, the nasal bone, as well as()
A. the zygomatic bone
B. the temporal bone
C. the lacrimal bone
D. the vomer
E. the contralateral maxillary frontal process
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