From the front to the back, the inferior wall of maxillary sinus covers the root apex of ()
A. (4-8)
B. (5-8)
C. (4-7)
D. (5-7)
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As for the intercuspal position (), which one is NOT correct? ()
A. It relies on ICO and is defined by the features of ICO.
B. It is also called tooth position.
C. It is the maximal intercuspal position (MIP).
D. The mandible is at the centric position at ICP.
E. It is relatively stable throughout one’s life and it is an important functional position.
At intercuspal occlusion, the occlusion can be shown in ()
A. the neutral occlusion
B. the mesio-occlusion
C. the disto-occlusion
D. the open bite
E. the edge-to-edge bite
At intercuspal occlusion, the contraposition contact relation of maxillary and mandibular teeth can be ()
A. The contraposition contact relation between surfaces
B. The contraposition contact relation between cusps and grooves
C. The contraposition contact relation between cusps and cusps
D. The contraposition contact relation between cusps and fossae
E. The contraposition contact relation between cusps and embrasures
The centric relation position is also called ()
A. The retruded position
B. The ligament position
C. The hinge position
D. The retruded contact position
E. The centric relation occlusion
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