As for the rest position, which one is correct? ()
A. It is also called the mandibular postural position.
B. It is not a stable position.
C. It is at open bite state.
D. It is the position when a person sits in an upright posture, with the head held up, and the muscles overcoming the gravity of the mandible.
E. All the above are correct.
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In normal overjet, the distance between the incisal edge of the maxillary incisors and the labial surfaces of the mandibular incisors is ()
A. Over 7 mm
B. 5-7 mm
C. 3-5 mm
D. Less than 3 mm
In normal overbite, the incisal edge of the mandibular incisor is () of the lingual surface of the maxillary incisor.
A. within the incisal third
B. within the middle third
C. at the cervical third
D. beyond the cervical third
Which mandibular position is stable and repeatable? ()
A. The intercuspal position
B. The retruded contact position
C. The mandibular postural position
D. Non-centric relation position
Which mandibular position has no articulation relation? ()
A. The intercuspal position
B. The mandibular postural position.
C. The retruded contact position of mandible
D. The muscular contact position
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