MDS PREP
Normal variation in eruption of permanent teeth
1) 1-2 years
2) 2-4 years
3) 4-5 years
4) 1-6 months
Orthodontics
Answer: 2
Breathing is termed anatomic mouth breathing if there is
1) Short upper lip
2) Enlarged adenoid
3) Enlarged tonsil
4) Both A and B
Orthodontics
Answer: 1
Relapsing of rotated teeth can be prevented by
1) Percision (or) supracrestal fibrotomy
2) Derotation
3) Overrotation
4) All of the above
Orthodontics
Answer: 1
Which of the following is used for correction of anterior crossbite
1) Z spring
2) T spring is used for buccal movement of anterior crossbite
3) Coffin spring
4) Canine retractors
Orthodontics
Answer: 1
Undesirable side-effect commonly associated with finger spring
1) Pain
2) Gingival inflammation
3) Intrusion of tooth
4) Mobility of tooth
Orthodontics
Answer: 3
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
Which of the following best describes the Angle classification of malocclusion?
Orthodontics Answer: 2
1. It is a method to describe skeletal disharmony.
2. It is a classification based only on dental relationships.
3. It allows for the classification of both skeletal and dental disharmony.
4. It involves the classification term "Neutro-occlusion".