MDS PREP

Diastema is often the result of
1) Tongue thrusting
2) Finger sucking
3) Mouth breathing
4) None of the above

Orthodontics Answer: 1

Anchorage is better provided by
1) Single rooted teeth
2) Multi rooted
3) Narrow rooted
4) Small rooted teeth

Orthodontics Answer: 2

In mixed dentition it is not indicated to correct
1) Transient class II malocclusion
2) A class III malocclusion
3) Thumb sucking habit
4) All of the above

Orthodontics Answer: 1

Earlier closure of a suture is called
1) Synchondrosis
2) Ankylosis
3) Synostosis
4) Epiphysis

Orthodontics Answer: 3

The first orthodontic appliance devised by Angle was
1) Edgewise
2) Pin and tube appliance
3) E-arch
4) Ribbon arch

Orthodontics Answer: 3

Main aetiology of class III malocclusions
1) Hereditary
2) Abnormal muscle forces
3) Delayed eruption of permanent teeth
4) Abnormal frenal attachments

Orthodontics Answer: 1

Transposition of teeth refers to
1) Buccorotation of 120 degrees
2) Hypodontia
3) Teeth erupted in unusual position
4) Inverted supernumerary teeth

Orthodontics Answer: 3

A class II div I case is treated by a fixed appliance. Premolar extraction spaces are closed. The most expected molar relation
1) Class II only
2) Class I
3) Class III
4) Class II div I subdivision

Orthodontics Answer: 2

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MDS PREP

Diastema is often the result of1) Tongue thrusting2) Finger sucking3) Mouth breathing4) None of the above

Anchorage is better provided by1) Single rooted teeth2) Multi rooted 3) Narrow rooted4) Small rooted teeth

In mixed dentition it is not indicated to correct1) Transient class II malocclusion2) A class III malocclusion3) Thumb sucking habit4) All of the above

Earlier closure of a suture is called1) Synchondrosis2) Ankylosis3) Synostosis4) Epiphysis

The first orthodontic appliance devised by Angle was1) Edgewise2) Pin and tube appliance3) E-arch4) Ribbon arch

Main aetiology of class III malocclusions1) Hereditary2) Abnormal muscle forces3) Delayed eruption of permanent teeth4) Abnormal frenal attachments

Transposition of teeth refers to1) Buccorotation of 120 degrees2) Hypodontia3) Teeth erupted in unusual position4) Inverted supernumerary teeth

A class II div I case is treated by a fixed appliance. Premolar extraction spaces are closed. The most expected molar relation1) Class II only2) Class I3) Class III4) Class II div I subdivision

Explore by subjects

Diastema is often the result of
1) Tongue thrusting
2) Finger sucking
3) Mouth breathing
4) None of the above

Anchorage is better provided by
1) Single rooted teeth
2) Multi rooted
3) Narrow rooted
4) Small rooted teeth

In mixed dentition it is not indicated to correct
1) Transient class II malocclusion
2) A class III malocclusion
3) Thumb sucking habit
4) All of the above

Earlier closure of a suture is called
1) Synchondrosis
2) Ankylosis
3) Synostosis
4) Epiphysis

The first orthodontic appliance devised by Angle was
1) Edgewise
2) Pin and tube appliance
3) E-arch
4) Ribbon arch

Main aetiology of class III malocclusions
1) Hereditary
2) Abnormal muscle forces
3) Delayed eruption of permanent teeth
4) Abnormal frenal attachments

Transposition of teeth refers to
1) Buccorotation of 120 degrees
2) Hypodontia
3) Teeth erupted in unusual position
4) Inverted supernumerary teeth

A class II div I case is treated by a fixed appliance. Premolar extraction spaces are closed. The most expected molar relation
1) Class II only
2) Class I
3) Class III
4) Class II div I subdivision