MDS PREP

When is the best time for an individual to receive orthodontic treatment?

in the primary dentition

in the mixed dentition

in the permanent dentition

whenever the situation calls for it

Orthodontics Answer: 4

Premature exfoliation of primary canines indicates
1) Arch length deficiency
2) Skeletal malocclusion
3) Arch length excess
4) None of the above

Orthodontics Answer: 1

All of the following directly result from cervical pull headgear therapy except
1) Opening of bite
2) Distal movement of molars
3) Inhibition of forward growth of maxilla
4) Increased the forward growth of mandible

Orthodontics Answer: 4

A girl of 10 years reports for examination immediately after exfoliation of second primary molar. She has full complement set of teeth in good occlusion. Line of treatment
1) No treatment, only observation
2) Place a lingual arch space maintainer
3) Place a distal shoe space after radiographic findings
4) Treatment depends upon the radiographic findings

Orthodontics Answer: 4

Who has classified malocclusion based on aetiology
1) Angle
2) Lischer
3) Benett
4) Dewey

Orthodontics Answer: 3

Hyrax screw is mostly used in
1) Class III cases
2) Class II cases
3) Rapid maxillary expansion
4) Retraction of incisors

Orthodontics Answer: 3

Which of the following is a component of Jackson tried
1) Functional efficiency
2) Structural balance
3) Aesthetic harmony
4) All of the above

Orthodontics Answer: 4

The effect of enlarged adenoids on the maxillary growth is by (or) Mouth breathing habit usually causes
1) Narrowing of maxilla
2) Widening of maxilla
3) Palatal plane tipped upwards at PNS
4) Palate descends down

Orthodontics Answer: 1

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MDS PREP

When is the best time for an individual to receive orthodontic treatment? in the primary dentition in the mixed dentition in the permanent dentition whenever the situation calls for it

Premature exfoliation of primary canines indicates1) Arch length deficiency2) Skeletal malocclusion3) Arch length excess4) None of the above

All of the following directly result from cervical pull headgear therapy except1) Opening of bite2) Distal movement of molars3) Inhibition of forward growth of maxilla4) Increased the forward growth of mandible

Who has classified malocclusion based on aetiology1) Angle2) Lischer3) Benett4) Dewey

Hyrax screw is mostly used in1) Class III cases2) Class II cases3) Rapid maxillary expansion4) Retraction of incisors

Which of the following is a component of Jackson tried1) Functional efficiency2) Structural balance3) Aesthetic harmony4) All of the above

The effect of enlarged adenoids on the maxillary growth is by (or) Mouth breathing habit usually causes1) Narrowing of maxilla2) Widening of maxilla3) Palatal plane tipped upwards at PNS4) Palate descends down

Explore by subjects

When is the best time for an individual to receive orthodontic treatment?

in the primary dentition

in the mixed dentition

in the permanent dentition

whenever the situation calls for it

Premature exfoliation of primary canines indicates
1) Arch length deficiency
2) Skeletal malocclusion
3) Arch length excess
4) None of the above

All of the following directly result from cervical pull headgear therapy except
1) Opening of bite
2) Distal movement of molars
3) Inhibition of forward growth of maxilla
4) Increased the forward growth of mandible

Who has classified malocclusion based on aetiology
1) Angle
2) Lischer
3) Benett
4) Dewey

Hyrax screw is mostly used in
1) Class III cases
2) Class II cases
3) Rapid maxillary expansion
4) Retraction of incisors

Which of the following is a component of Jackson tried
1) Functional efficiency
2) Structural balance
3) Aesthetic harmony
4) All of the above

The effect of enlarged adenoids on the maxillary growth is by (or) Mouth breathing habit usually causes
1) Narrowing of maxilla
2) Widening of maxilla
3) Palatal plane tipped upwards at PNS
4) Palate descends down