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.Management Sciences
Category: Oral Anatomy
Greater crown bulk distal to the faciolingual bisecting plane of a tooth is most typical of the mandibular_______________?
A. Central incisor
B. Lateral incisor
C. Canine
D. Second premolar (AIPG – 97, Man-95)
All embrasure spaces are reflection of the______________?
A. Form of the teeth involved
B. Size of the teeth involved
C. Eruption sequence involved
D. None of the above
Which four mandibular teeth are so aligned that when viewed from the occlusal, a straight line may be drawn bisecting the contact areas_____________?
A. 5,6,7,8
B. 4,5,6,7
C. 3,4,5,6
D. 2.3.4.5
Acute angled cusps in permanent maxillary first molar are_____________?
A. DB and ML
B. MB and DL
C. MB and DB
D. ML and DL
The mesial contact are of the permanent canine is at the_______________?
A. Middle third
B. Junction of incisal and medial thirds
C. Junction of the middle & cervical thirds
D. None of the above
The largest embrasure in posterior teeth is the__________?
A. Buccal
B. Distal
C. Lingual
D. Occlusal
Pulp chambers and roots canals in decidous teeth______________?
A. Wide and deep
B. Shallow and narrow
C. Wide and narrow
D. Shallow and wide
Basically TMJ is a_____________?
A. Ball and socket joint
B. Hinge and axis joint
C. Synovial joint
D. Diartmodal joint
Retrusion of mandible is achieved by _______________?
A. Lateral pterygoid
B. Temporalis
C. Masseter
D. None of the above
Which of the following muscles moves the condyle and articular disc anterior and downwards on glenoid fossa______________?
A. Lateral pterygoid
B. Medial pterygoid
C. Temporalies- anterior fibers
D. Temporalis – posterior fibers
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