Steepest cusp is seen in_______________?
(A) Maxillary 1st premolar
(B) Maxillary 1st molar
(C) Mandibular 2nd molar
(D) Mandibular 1st molar
Which teeth the proximal aspect shows rhomboidal appearance________________?
(A) Maxillary posteriors
(B) Mandibular posteriors
(C) Maxillary anteriors
(D) Mandibular anteriors
The maxillary lateral incisor is smaller than the maxillary central incisor on all aspects EXCEPT which one of the following______________?
(A) Crown length
(B) Mesiodistal crown width
(C) Faciolingual crown width
(D) Root length
Following eruption , the root of the maxillary central incisor completes development at what approximate age ?
(A) 7 years
(B) 8 years
(C) 9 years
(D) 10 years
In the mandibular arch, in which tooth maximum lingual inclination is present_______________?
(A) 1st premolar
(B) 3rd molar
(C) Lateral incisors
(D) Canine
In maxillary 1st permanent molar, the 2 obtuse angles are________________?
(A) Mesiolingual and mesiofacial
(B) Mesiofacial and distolingual
(C) Distofacial and mesiolingual
(D) Distofacial and mesiofacial
Basically TMJ is a_____________?
(A) Ball and socket joint
(B) Hinge and axis joint
(C) Synovial joint
(D) Diartmodal joint
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
Position and movement of articular disc of TMJ is controlled by fibers of_____________?
(A) Lower head of lateral pterygoid muscle
(B) Sphenomandibular ligament
(C) Superficial head of medial pterygoid muscle
(D) Upper head of lateral pterygoid muscle
Thinnest labial plate is found in the region of____________?
(A) Upper central incisors
(B) Lower central incisors
(C) Upper canines
(D) Lower canines