Where does attrition often occur? ()
A. The labial surface and occlusal surface
B. The incisal edge and occlusal surface
C. The incisal edge and the cervical section
D. The incisal ridge, the occlusal surface, and the proximal surfaces
E. None of the above.
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Angle's classification of malocclusion is based on ()
A. The occlusal relationship between maxillary and mandibular molars
B. The occlusal relationship between maxillary and mandibular canines
C. The occlusal relationship between maxillary and mandibular first premolars
D. The centric position
E. The occlusal relationship between maxillary and mandibular first molars
The muscle attached to the internal oblique line of the mandible is ()
A. the digastric
B. the mylohyoid
C. the geniohyoid
D. the genioglossus
E. the hyoglossus
The gustatory senses does NOT include ()
A. sour taste
B. sweet taste
C. bitter taste
D. spicy taste
E. salty taste
The palatine foveola is located at ()
A. the mucosa on both sides of the midline of the anterior soft palate.
B. the mucosa on both sides of the midline of the middle soft palate.
C. the mucosa on both sides of the midpoint of the 8⊥8 line.
D. the mucosa on both sides of the midline of the middle soft palate.
E. None of the above is true.