Correct Answer:- Option-A
Question68:-Hawley's appliance is used in orthodontics for
A:-Relapse
B:-Retention
C:-Anchorage
D:-Reciprocation
Correct Answer:- Option-B
Question69:-The choice of pontic in mandibular posterior region is
A:-Ridge lap
B:-Ovate
C:-Sanitary
D:-Saddle
Correct Answer:- Option-C
Question70:-Screw gag is indicated for patients having
A:-Trismus
B:-Fracture of facial skeleton
C:-Cleft palate
D:-Cheloid
Correct Answer:- Option-A
Question71:-An obturator is indicated for patients having
A--Irradiation
B:-Trauma
C:-Cleft palate
D:-Deviation of mandible
Correct Answer:- Option-C
Question72:-A combination clasp consists of
A:-Cast retentive arm and wrought reciprocal arm
B:-Cast reciprocal arm and wrought retentive arm
C:-Basemetal reciprocal arm and gold retentive arm
D:-Bar clasp and circumferential clasp
Correct Answer:- Option-B
Question73:-Reinforcing shellac or acrylic with orthodontic wires increases
A:-Ductility
B:-Malleability
:-Strength
D:-Resiliency
Correct Answer:- Option-C
Question74:-The simultaneous contact of all teeth both in centric as well as eccentric relation and in right and left and
anterior and posterior occlusal areas is referred to 85
A:-Monoplane occlusion
B:-Centric occlusion
C:-Stability
D:-Balanced occlusion
Correct Answer:- Option-D
Question75:-The term Pindex is related to
A:-Devesting
-Ceramic system
C:-Die system
D:-Articulator
Correct Answer:- Option-C
Question76:-The most commonly used separating media is
A:-Sodium alginate
B:-Potato starch
C:-Slurry water
D:-Gum arabic
Correct Answer:- Option-A
Question77:-Muscles of mastication include all except
A:-Massetter
B:-Temporalis